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## Index

#### A B C D E F G H I J K L M N O P Q R S T U V W X Z

### Symbols

$1, $2, etc. (see numerical variables)
$acl_verify_message, Expansion variables , Special items in redirection lists , ACL verbs , ACL modifiers , Address verification
$address_data, Expansion variables , Generic options for routers , The queryprogram router , ACL conditions
$address_file, Expansion variables , Alphabetical list of main options , Private options for the redirect router , The file and directory options
$address_pipe, Expansion variables , Alphabetical list of main options , Private options for the redirect router , The pipe transport
$auth1, $auth2, etc, Expansion variables , Using plaintext in a server
$authenticated_id, Expansion variables , Generic options for authenticators , Using plaintext in a server , Using cram_md5 as a server , The From: header line , The Sender: header line
$authenticated_sender, Expansion variables , The AUTH parameter on MAIL commands
$authentication_failed, Expansion variables
$bheader_, Expansion items
$body_linecount, Expansion variables , Format of spool files
$body_zerocount, Expansion variables
$bounce_recipient, Expansion variables , Customizing bounce messages
$bounce_return_size_limit, Expansion variables , Customizing bounce messages
$caller_gid, Expansion variables
$caller_uid, Expansion variables , Alphabetical list of main options
$compile_date, Expansion variables
$compile_number, Expansion variables
$demime_errorlevel, Expansion variables , The demime condition
$demime_reason, Expansion variables , The demime condition
$dnslist_domain, Expansion variables , Variables set from DNS lists
$dnslist_text, Expansion variables , Variables set from DNS lists
$dnslist_value, Expansion variables , Variables set from DNS lists
$domain, Expansion variables , Alphabetical list of main options , Manualroute examples , Expansion variables derived from the address , Address batching in local transports , Private options for smtp , When does rewriting happen? , Rewriting rules , Rewriting replacements , The SMTP-time rewriting flag , Data for message ACLs , ACL conditions , System-wide message filtering , Per-address filtering , The ETRN command
$domain_data, Expansion variables , Generic options for routers , ACL conditions
$exim_gid, Expansion variables
$exim_path, Expansion variables
$exim_uid, Expansion variables
$found_extension, Expansion variables , The demime condition
$header_, Expansion items
$home, Router preconditions , Expansion variables , Generic options for routers , Generic options for transports
$host, Expansion variables , The manualroute router , How the options are used , Manualroute examples , Generic options for transports , Use of the $host variable , Private options for smtp , Authentication by an Exim client , Using cram_md5 as a client , Configuring an Exim client to use TLS , Outgoing batched SMTP
$host_address, Expansion variables , Generic options for routers , Generic options for transports , Use of the $host variable , Private options for smtp , Authentication by an Exim client , Using cram_md5 as a client , Configuring an Exim client to use TLS
$host_data, Expansion variables , ACL conditions
$host_lookup_deferred, Expansion variables
$host_lookup_failed, Expansion variables , Alphabetical list of main options
$inode, Expansion variables , Private options for appendfile
$interface_address, Expansion variables
$interface_port, Expansion variables
$ldap_dn, Expansion variables
$load_average, Expansion variables
$localhost_number, Expansion variables , Alphabetical list of main options
$local_part, Router preconditions , Expansion variables , Alphabetical list of main options , Generic options for routers , Items in a non-filter redirection list , Expansion variables derived from the address , Address batching in local transports , The file and directory options , The pipe transport , When does rewriting happen? , Rewriting rules , Rewriting replacements , The SMTP-time rewriting flag , Data for message ACLs , Use of the control modifier , System-wide message filtering , Per-address filtering , Variable Envelope Return Paths (VERP)
$local_part_data, Expansion variables , Generic options for routers , ACL conditions
$local_part_prefix, Router preconditions , Expansion variables , Generic options for routers
$local_part_suffix, Router preconditions , Router configuration , Expansion variables , Multiple user mailboxes
$local_scan_data, Expansion variables , API for local_scan()
$local_user_gid, Router preconditions , Expansion variables
$local_user_uid, Router preconditions , Expansion variables
$log_inodes, Expansion variables , Alphabetical list of main options
$log_space, Expansion variables , Alphabetical list of main options
$mailstore_basename, Expansion variables
$malware_name, Expansion variables , Scanning for viruses
$message_age, Expansion variables
$message_body, Expansion variables , Alphabetical list of main options
$message_body_end, Expansion variables , Alphabetical list of main options
$message_body_size, Expansion variables
$message_exim_id, Expansion variables
$message_linecount, Expansion variables
$message_size, Expansion variables , Using tags to record message sizes , Data for message ACLs
$originaltor_uid, Expansion variables
$original_domain, Expansion variables , Expansion variables derived from the address
$original_local_part, Expansion variables , Generic options for routers
$originator_gid, Expansion variables
$parent_domain, Expansion variables
$parent_local_part, Expansion variables , Generic options for routers
$pid, Expansion variables
$pipe_addresses, Expansion variables , Generic options for transports , Address batching in local transports , The pipe transport , How the command is run , Private options for pipe
$primary_hostname, Expansion variables , Alphabetical list of main options
$qualify_domain, Command line options , Expansion variables , Additional parameters for callouts , The From: header line , The Sender: header line
$qualify_recipient, Expansion variables , Private options for the redirect router
$rcpt_count, Expansion variables , Data for message ACLs
$rcpt_defer_count, Expansion variables
$rcpt_fail_count, Expansion variables
$received_count, Expansion variables
$received_for, Expansion variables
$received_protocol, Command line options , Expansion variables , Authentication on an Exim server
$received_time, Expansion variables
$recipients, Expansion variables , Additional variable for system filters
$recipients_count, Expansion variables , Data for message ACLs
$recipient_data, Expansion variables
$recipient_verify_failure, Expansion variables , Address verification
$regex_match_string, Expansion variables
$reply_address, Expansion variables
$return_path, Expansion variables , Generic options for transports
$return_size_limit, Expansion variables
$rheader_, Expansion items
$runrc, Expansion items , Expansion variables
$self_hostname, Expansion variables , Generic options for routers
$sender_address, Expansion variables , The autoreply transport , When does rewriting happen? , The AUTH parameter on MAIL commands , Data for message ACLs
$sender_address_data, Expansion variables , Generic options for routers , ACL conditions
$sender_address_domain, Expansion variables , ACL conditions
$sender_address_local_part, Expansion variables
$sender_data, Expansion variables
$sender_fullhost, Expansion variables , Reducing or increasing what is logged
$sender_helo_name, Expansion variables
$sender_host_address, Expansion variables , Data for message ACLs , Available Exim functions
$sender_host_authenticated, Expansion variables , Authentication on an Exim server
$sender_host_name, Expansion variables , Alphabetical list of main options
$sender_host_port, Expansion variables
$sender_ident, Expansion variables , Alphabetical list of main options
$sender_rcvhost, Expansion variables , Reducing or increasing what is logged
$sender_verify_failure, Expansion variables , Address verification
$smtp_active_hostname, Expansion variables , Alphabetical list of main options
$smtp_command, Expansion variables , Data for message ACLs , Data for non-message ACLs
$smtp_command_argument, Expansion variables , Data for non-message ACLs
$spool_directory, Expansion variables
$spool_inodes, Expansion variables , Alphabetical list of main options
$spool_space, Expansion variables , Alphabetical list of main options
$thisaddress, Expansion variables
$tls_certificate_verified, Expansion variables
$tls_cipher, Expansion variables , Alphabetical list of main options , Authentication on an Exim server , Configuring an Exim server to use TLS
$tls_peerdn, Expansion variables , OpenSSL vs GnuTLS , Requesting and verifying client certificates
$tod_bsdinbox, Expansion variables
$tod_epoch, Expansion variables
$tod_full, Expansion variables
$tod_log, Expansion variables , Alphabetical list of main options
$tod_logfile, Expansion variables
$tod_zone, Expansion variables , Alphabetical list of main options
$tod_zulu, Expansion variables
$value, Expansion items , Expansion variables , Format of the list of hosts
$version_number, Expansion variables
$warn_message_delay, Expansion variables , Customizing warning messages
$warn_message_recipients, Expansion variables , Customizing warning messages
*@ with single-key lookup, Default values in single-key lookups , Address lists
+caseful, Case of letters in address lists , Expansion conditions
+defer_unknown, Using DNS lists
+exclude_unknown, Using DNS lists
+ignore_unknown, Behaviour when an IP address or name cannot be found
+include_unknown, Behaviour when an IP address or name cannot be found , Using DNS lists
--, Command line options
--help, Command line options
-B, Command line options
-bd, Command line options
-bdf, Command line options
-be, Command line options
-be option, Testing string expansions , Root privilege
-bF, Command line options
-bf, Command line options
-bf option, Root privilege
-bF option, Root privilege
-bfd, Command line options
-bfl, Command line options
-bfp, Command line options
-bfs, Command line options
-bh, Command line options
-bh option, ACL modifiers , Root privilege
-bhc, Command line options
-bi, Command line options
-bi option, Alphabetical list of main options
-bm, Command line options
-bnq, Command line options
-bP, Command line options
-bp, Command line options
-bp option, Alphabetical list of main options
-bpa, Command line options
-bpc, Command line options
-bpr, Command line options
-bpra, Command line options
-bpru, Command line options
-bpu, Command line options
-brt, Command line options
-brw, Command line options
-bS, Command line options
-bs, Command line options
-bt, Command line options
-bt option, Generic options for routers
-bV, Command line options
-bv, Command line options
-bv option, Generic options for routers , Root privilege
-bvs, Command line options
-C, Command line options
-C option, Root privilege
-D, Command line options
-d, Command line options
-D option, Root privilege
-dd, Command line options
-dropcr, Command line options
-E, Command line options
-ex, Command line options
-F, Command line options
-f, Command line options
-f option, Privileged users
  for address testing, Command line options
  for filter testing, Command line options
  overriding From line, Command line options
-G, Command line options
-h, Command line options
-i, Command line options
-M, Command line options
-m, Command line options
-M option, Alphabetical list of main options , Privileged users
-Mar, Command line options
-MC, Command line options
-Mc, Command line options
-MCA, Command line options
-MCP, Command line options
-MCQ, Command line options
-MCS, Command line options
-MCT, Command line options
-Mes, Command line options
-Mf, Command line options
-Mg, Command line options
-Mmad, Command line options
-Mmd, Command line options
-Mrm, Command line options
-Mt, Command line options
-Mvb, Command line options
-Mvh, Command line options
-Mvl, Command line options
-N, Command line options
-n, Command line options
-O, Command line options
-oA, Command line options
-oB, Command line options
-odb, Command line options
-odf, Command line options
-odi, Command line options
-odq, Command line options
-odqs, Command line options
-oee, Command line options
-oem, Command line options
-oep, Command line options
-oeq, Command line options
-oew, Command line options
-oi, Command line options
-oitrue, Command line options
-om, Command line options
-oMa, Command line options
-oMaa, Command line options
-oMai, Command line options
-oMas, Command line options
-oMi, Command line options
-oMr, Command line options
-oMs, Command line options
-oMt, Command line options
-oo, Command line options
-oP, Command line options
-or, Command line options
-os, Command line options
-os option, Alphabetical list of main options
-ov, Command line options
-oX, Command line options
-p, Command line options
-pd, Command line options
-ps, Command line options
-q, Command line options
-q option, Alphabetical list of main options , Privileged users
-qf, Command line options
-qff, Command line options
-qi, Command line options
-ql, Command line options
-qq, Command line options
-qR, Command line options
-qS, Command line options
-R, Command line options
-r, Command line options
-R option, Alphabetical list of main options
-S, Command line options
-t, Command line options
-t option, Alphabetical list of main options
-ti, Command line options
-tls-on-connect, Command line options
-Tqt, Command line options
-U, Command line options
-v, Command line options
-x, Command line options
.ifdef, Conditional skips in the configuration file
.include in configuration file, File inclusions in the configuration file
.include_if_exists in configuration file, File inclusions in the configuration file
/dev/null, Special items in redirection lists
/etc/aliases, Installing Exim binaries and scripts
/etc/mail/mailer.conf, Replacing another MTA with Exim
/etc/passwd, Query-style lookup types , Generic options for routers
  multiple reading of, Alphabetical list of main options
/etc/userdbshadow.dat, Single-key lookup types
8-bit characters, Command line options , Alphabetical list of main options
8BITMIME, Alphabetical list of main options
@ in a domain list, Main configuration settings , Domain lists
@ in a host list, Host list patterns that match by IP address
@@ with single-key lookup, Address lists
@mx_any, Domain lists
@mx_primary, Domain lists
@mx_secondary, Domain lists
@[] in a domain list, Domain lists
@[] in a host list, Host list patterns that match by IP address
_exim_monitor/EDITME_, Pre-building configuration , The Exim monitor

### A

abandoning mail, Command line options , Special items in redirection lists
accept
  ACL verb, ACL verbs
accept router, The accept router
accept_8bitmime, Alphabetical list of main options
access control lists (ACLs)
  at start of non-SMTP message, Alphabetical list of main options
  case of local part in, Use of the control modifier
  certificate verification, ACL conditions
  conditions; list of, ACL conditions
  conditions; processing, Condition and modifier processing
  customized test, ACL conditions
  data for message ACL, Data for message ACLs
  data for non-message ACL, Data for non-message ACLs
  default configuration, ACL configuration
  description, Access control lists - Checking a relay configuration
  finding which to use, Finding an ACL to use
  for non-SMTP messages, Alphabetical list of main options
  format of, Format of an ACL
  indirect, ACL conditions
  introduction, Policy control
  modifiers; list of, ACL modifiers
  modifiers; processing, Condition and modifier processing
  nested, ACL conditions
  on SMTP connection, Alphabetical list of main options
  options for specifying, Specifying when ACLs are used
  relay control, Using an ACL to control relaying
  return codes, ACL return codes
  rewriting addresses in, When does rewriting happen?
  scanning for spam, ACL conditions
  scanning for viruses, ACL conditions
  setting up for SMTP commands, Alphabetical list of main options
  testing a DNS list, ACL conditions , Using DNS lists
  testing a local part, ACL conditions
  testing a recipient, ACL conditions
  testing a recipient domain, ACL conditions
  testing a sender, ACL conditions
  testing a sender domain, ACL conditions
  testing a TLS certificate, ACL conditions
  testing by regex matching, ACL conditions
  testing for authentication, ACL conditions
  testing for encryption, ACL conditions
  testing the client host, ACL conditions
  testing; customized, ACL conditions
  unset options, Unset ACL options
  variables, ACL variables
  verbs; definition of, Format of an ACL
  verifying header syntax, ACL conditions
  verifying HELO/EHLO, ACL conditions
  verifying host reverse lookup, ACL conditions
  verifying recipient, ACL conditions
  verifying sender, ACL conditions
  verifying sender in the header, ACL conditions
  virus scanning, ACL conditions
acl
  ACL condition, ACL conditions
acl_not_smtp, Alphabetical list of main options
acl_not_smtp_mime, Alphabetical list of main options , Scanning MIME parts
acl_not_smtp_start, Alphabetical list of main options
acl_smtp_auth, Alphabetical list of main options
acl_smtp_connect, Alphabetical list of main options
acl_smtp_data, Alphabetical list of main options
acl_smtp_etrn, Alphabetical list of main options
acl_smtp_expn, Alphabetical list of main options
acl_smtp_helo, Alphabetical list of main options
acl_smtp_mail, Alphabetical list of main options
acl_smtp_mailauth, Alphabetical list of main options
acl_smtp_mime, Alphabetical list of main options , Scanning MIME parts
acl_smtp_predata, Alphabetical list of main options
acl_smtp_quit, Alphabetical list of main options
acl_smtp_rcpt, Alphabetical list of main options
acl_smtp_starttls, Alphabetical list of main options
acl_smtp_vrfy, Alphabetical list of main options
adding drivers, Adding new drivers or lookup types
additional groups, Generic options for routers , Generic options for transports
address
  constructed, Constructed addresses
  copying routing, Private options for dnslookup , Private options for manualroute
  expansion item, Expansion operators
  qualification, Alphabetical list of main options , Unqualified addresses
  rewriting (see rewriting)
  sender, Command line options
  source-routed, Alphabetical list of main options
  testing, Command line options , Generic options for routers
  verification, Command line options
  without domain, Limitations
address duplicate
  discarding, Duplicate addresses , Duplicate addresses
address list
  @@ lookup type, Address lists
  case forcing, Case of letters in address lists
  empty item, Address lists
  in a rewriting pattern, Rewriting patterns
  in expansion condition, Expansion conditions
  local part starting with !, Address lists
  lookup for complete address, Address lists
  patterns, Address lists
  regular expression in, Address lists
  split local part and domain, Address lists
address qualification
  suppressing, Command line options
address redirection
  broken files, Private options for the redirect router
  disabling rewriting, Private options for the redirect router
  domain; preserving, Private options for the redirect router
  errors, Errors in redirection lists
  included external list, Special items in redirection lists
  local part without domain, Redirecting to a local mailbox
  non-filter list items, Items in a non-filter redirection list
  one-time expansion, Private options for the redirect router
  redirect router, The redirect router
  repeated for each delivery attempt, Repeated redirection expansion
  to black hole, Special items in redirection lists
  to file, Special items in redirection lists
  to local mailbox, Redirecting to a local mailbox
  to pipe, Special items in redirection lists
  while verifying, Forward files and address verification , Redirection while verifying
address_data, Generic options for routers
address_test, Generic options for routers
admin user, Alphabetical list of main options , Running the monitor , Privileged users
  definition of, Trusted and admin users
admin_groups, Alphabetical list of main options
alias file
  backslash in, Redirecting to a local mailbox
  broken, Private options for the redirect router
  building, Setting options by program name , Command line options
  exception to default, Special items in redirection lists
  in a redirect router, The redirect router
  one-time expansion, Private options for the redirect router
  ownership, Private options for the redirect router
  per-domain default, Default values in single-key lookups
alias for host, Host list patterns that match by host name
allow_commands, Private options for pipe
allow_defer, Private options for the redirect router
allow_domain_literals, Alphabetical list of main options
allow_fail, Private options for the redirect router
allow_fifo, Private options for appendfile
allow_filter, Private options for the redirect router
allow_freeze, Private options for the redirect router
allow_localhost, Private options for smtp
allow_mx_to_ip, Alphabetical list of main options
allow_symlink, Private options for appendfile
allow_utf8_domains, Alphabetical list of main options
alternate configuration file, Command line options
and expansion condition, Combining expansion conditions
angle brackets
  excess, Alphabetical list of main options
appendfile transport, The appendfile transport - Non-special new file delivery
appending to a file, Operational details for appending
asterisk
  after IP address, Outgoing SMTP and LMTP over TCP/IP , Logging deliveries
  in address list, Address lists
  in domain list, Domain lists
  in host list, Special host list patterns , Host list patterns that match by host name
  in lookup type, Domain lists
  in search type, Partial matching in single-key lookups
Athena, Incorporated code
AUTH
  ACL for, Alphabetical list of main options , Specifying when ACLs are used
  advertising, Alphabetical list of main options
  advertising when encrypted, Alphabetical list of main options
  configuration, Configuration file format , Authenticators configuration
  description of, SMTP authentication
  in plaintext authenticator, Using plaintext in a server
  logging, Logging message reception
  on bounce message, Alphabetical list of main options
  on MAIL command, Expansion variables , Alphabetical list of main options , The AUTH parameter on MAIL commands , Authentication by an Exim client
  testing a server, Testing server authentication
  with PAM, Expansion conditions
authenticated
  ACL condition, ACL conditions
authenticated_sender, Private options for smtp
authenticated_sender_force, Private options for smtp
authentication, SMTP authentication - Authentication by an Exim client
  ACL checking, ACL conditions
  advertising, Alphabetical list of main options
  bounce message, Alphabetical list of main options
  CRAM-MD5 mechanism, The cram_md5 authenticator
  failure, Expansion variables
  generic options, Generic options for authenticators
  id, Expansion variables
  logging, Logging message reception
  LOGIN mechanism, The LOGIN authentication mechanism
  Microsoft Secure Password, The spa authenticator
  NTLM, The spa authenticator
  on an Exim client, Authentication by an Exim client
  on an Exim server, Authentication on an Exim server
  optional in client, Private options for smtp
  PLAIN mechanism, The PLAIN authentication mechanism
  required by client, Private options for smtp
  sender, Expansion variables
  sender; authenticated, The AUTH parameter on MAIL commands
  testing a server, Testing server authentication
authentication id
  specifying for local message, Command line options
authentication name
  specifying for local message, Command line options
authentication sender
  specifying for local message, Command line options
authenticators
  cram_md5, The cram_md5 authenticator - Using cram_md5 as a client
  cyrus_sasl, The cyrus_sasl authenticator - Using cyrus_sasl as a server
  plaintext, The plaintext authenticator - Using plaintext in a client
  spa, The spa authenticator - Using spa as a client
auth_advertise_hosts, Alphabetical list of main options
autoreply transport, The autoreply transport - Private options for autoreply
  for system filter, Alphabetical list of main options
auto_thaw, Alphabetical list of main options
av_scanner, Alphabetical list of main options , Scanning for viruses

### B

background delivery, Command line options
backlog of connections, Alphabetical list of main options
backslash in alias file, Redirecting to a local mailbox
bang paths
  not handled by Exim, Limitations
  rewriting, Rewriting examples
banner for SMTP, Alphabetical list of main options
base36, Message identification
base62, Message identification , Expansion operators , Private options for appendfile
base62d, Expansion operators
base64 encoding
  conversion from hex, Expansion operators
  creating authentication test data, Testing server authentication
  functions for local_scan() use, Available Exim functions
  in encrypted password, Expansion conditions
  in header lines, Expansion items
  in plaintext authenticator, Using plaintext in a server
  in string expansion, Expansion operators
batched local delivery, Address batching in local transports
batched SMTP input, Command line options , Incoming batched SMTP
batched SMTP output, Outgoing batched SMTP
batched SMTP output example, Manualroute examples
batch_id, Address batching in local transports , Private options for appendfile , The lmtp transport , Private options for pipe
batch_max, Address batching in local transports , Private options for appendfile , The lmtp transport , Private options for pipe
BATV
  verifying, Bounce address tag validation
bcc, Private options for autoreply
bcc recipients
  verifying none, ACL conditions
Bcc: header line, Command line options , The Bcc: header line
Berkeley DB library, DBM libraries
  file format, Single-key lookup types
binary zero
  in authentication data, Testing server authentication
  in header line, Expansion items
  in lookup key, Single-key lookup types , Making DBM files (exim_dbmbuild)
  in message body, Expansion variables
  in plaintext authenticator, Using plaintext in a server , The PLAIN authentication mechanism
  in RFC 2047 decoding, Available Exim functions
bind IP address, Private options for smtp
BIN_DIRECTORY, Installing Exim binaries and scripts
bi_command, Alphabetical list of main options
black hole, Special items in redirection lists
black list (DNS), Expansion variables , ACL conditions , Using DNS lists , Reducing or increasing what is logged
body of message
  binary zero count, Expansion variables
  definition of, Terminology
  expansion variable, Expansion variables
  line count, Expansion variables
  size, Expansion variables
  transporting, Generic options for transports
  visible size, Alphabetical list of main options
body_only, Generic options for transports
books about Exim, Exim documentation
boolean configuration values, Boolean options
Bounce Address Tag Validation (see BATV)
bounce message
  copy to other address, Alphabetical list of main options
  customizing, Alphabetical list of main options , Customizing bounce messages
  definition of, Terminology
  discarding, Alphabetical list of main options
  failure to deliver, Failures to deliver bounce messages
  generating, Command line options
  including body, Alphabetical list of main options
  including original, Alphabetical list of main options
  recipient of, Permanent delivery failure
  redirection details; suppressing, Private options for the redirect router
  Reply-to: in, Alphabetical list of main options
  sender authentication, Alphabetical list of main options
  size limit, Alphabetical list of main options
  when generated, Permanent delivery failure
bounce_message_file, Alphabetical list of main options
bounce_message_text, Alphabetical list of main options
bounce_return_body, Alphabetical list of main options
bounce_return_message, Alphabetical list of main options
bounce_return_size_limit, Alphabetical list of main options
bounce_sender_authentication, Alphabetical list of main options
broken alias or forward files, Private options for the redirect router
BSD
  DBM library for, DBM libraries
bug reports, Bug reports
build directory, The building process
build-time options
  overriding, Overriding build-time options for Exim
building alias file, Command line options
building DBM files, Making DBM files (exim_dbmbuild)
building Exim, Building and installing Exim - Overriding build-time options for the monitor
  architecture type, Overriding build-time options for Exim
  multiple OS/architectures, Multiple machine architectures and operating systems
  operating system type, Overriding build-time options for Exim
  OS-specific C header files, OS-specific header files
  overriding default settings, Overriding build-time options for Exim
  pre-building configuration, Pre-building configuration
building Eximon
  overriding default options, Overriding build-time options for the monitor

### C

caching
  callout, Callout caching
  callout timeouts, Alphabetical list of main options
  lookup data, Lookup caching
  named lists, Named list caching
caching callout
  suppressing, Additional parameters for callouts
callout
  additional parameters for, Additional parameters for callouts
  caching, Callout caching
  caching timeouts, Alphabetical list of main options
  full postmaster check, Additional parameters for callouts
  postmaster; checking, Additional parameters for callouts
  random check, Additional parameters for callouts
  sender for recipient check, Additional parameters for callouts
  sender when verifying header, Additional parameters for callouts
  verification, Callout verification
callout cache
  suppressing, Additional parameters for callouts
callout connection timeout
  specifying, Additional parameters for callouts
callout defer
  action on, Additional parameters for callouts
callout overall timeout
  specifying, Additional parameters for callouts
callout timeout
  specifying, Additional parameters for callouts
callout_domain_negative_expire, Alphabetical list of main options
callout_domain_positive_expire, Alphabetical list of main options
callout_negative_expire, Alphabetical list of main options
callout_positive_expire, Alphabetical list of main options
callout_random_local_part, Alphabetical list of main options
cannot_route_message, Generic options for routers
carriage return, Private options for appendfile , Private options for pipe , Line endings , Outgoing SMTP and LMTP over TCP/IP , Incoming SMTP messages over TCP/IP
case forcing in address lists, Case of letters in address lists
case forcing in strings, Expansion operators
case of local parts, Duplicate addresses , Case of letters in address lists , Generic options for routers , Use of the control modifier , Case of local parts
case sensitivity
  in (n)wildlsearch lookup, Single-key lookup types
  in lsearch lookup, Single-key lookup types
caseful_local_part, Generic options for routers
cc, Private options for autoreply
Cc: header line, Command line options
cdb
  acknowledgement, Incorporated code
  description of, Single-key lookup types
  including support for, Overriding build-time options for Exim
certificate
  references to discussion, Certificates and all that
  revocation list, Revoked certificates
  revocation list for client, Private options for smtp
  revocation list for server, Alphabetical list of main options
  self-signed, Self-signed certificates
  verification of client, Alphabetical list of main options , Requesting and verifying client certificates , ACL conditions
  verification of server, Private options for smtp
certificate for client
  location of, Private options for smtp
certificate for server
  location of, Alphabetical list of main options
change log, Exim documentation
checking access, Checking access policy (exim_checkaccess)
checking disk space, Alphabetical list of main options
check_ancestor, Private options for the redirect router
check_group, Private options for the redirect router , Private options for appendfile
check_local_user, Generic options for routers
check_log_inodes, Alphabetical list of main options
check_log_space, Alphabetical list of main options
check_owner, Private options for the redirect router , Private options for appendfile
check_rfc2047_length, Alphabetical list of main options
check_secondary_mx, Private options for dnslookup
check_spool_inodes, Alphabetical list of main options
check_spool_space, Alphabetical list of main options
check_srv, Private options for dnslookup
check_string, Private options for appendfile , Private options for pipe
CIDR notation, Host list patterns that match by IP address , Expansion operators
cipher
  logging, Configuring an Exim server to use TLS , Configuring an Exim client to use TLS
  requiring specific, Alphabetical list of main options , Private options for smtp
class resources (BSD), Private options for pipe
client
  non-queueing, Using Exim as a non-queueing client
Client SMTP Authorization (see CSA)
client_domain, Using spa as a client
client_ignore_invalid_base64, Using plaintext in a client
client_name, Using cram_md5 as a client
client_password, Using spa as a client
client_secret, Using cram_md5 as a client
client_send, Using plaintext in a client
client_username, Using spa as a client
command, The queryprogram router , The lmtp transport , Private options for pipe
command line
  addresses with -t, Alphabetical list of main options
  options, The Exim command line - Command line options
command_group, The queryprogram router
command_timeout, Private options for smtp
command_user, The queryprogram router
common option syntax, Common option syntax
concurrent deliveries, Concurrent deliveries
condition, Generic options for routers
  ACL condition, ACL conditions
configuration file
  alternate, Command line options , Using a different configuration file
  common option syntax, Common option syntax
  conditional skips, Conditional skips in the configuration file
  default walk through, The default configuration file - Authenticators configuration
  editing, Overriding build-time options for Exim
  errors in, The Exim run time configuration file
  format of, Configuration file format
  general description, The Exim run time configuration file
  including other files, File inclusions in the configuration file
  leading white space in, Configuration file format
  macros, Macros in the configuration file
  main section, Main configuration - Alphabetical list of main options
  ownership, The Exim run time configuration file
  retry section, Retry configuration - Deliveries that work intermittently
  trailing white space in, Configuration file format
configuration for building Exim, Pre-building configuration
configuration options
  extracting, Command line options
CONFIGURE_FILE, Installing Exim binaries and scripts , Command line options , The Exim run time configuration file
CONFIGURE_GROUP, The Exim run time configuration file
CONFIGURE_OWNER, The Exim run time configuration file
connection backlog, Alphabetical list of main options
connection_max_messages, Private options for smtp
connect_timeout, Private options for smtp
constructed address, Constructed addresses
content scanning
  at ACL time, Content scanning at ACL time - The demime condition
  for spam, Scanning with SpamAssassin
  for viruses, Scanning for viruses
  MIME checking, The demime condition
  MIME parts, Scanning MIME parts
  per user, Generic options for transports
  specifying at build time, Pre-building configuration
  the malware condition, Scanning for viruses
  with regular expressions, Scanning with regular expressions
contributed material, Contributed material
control
  ACL modifier, ACL modifiers , Use of the control modifier
control of incoming mail, Access control lists
copy of bounce message, Alphabetical list of main options
copy of message (unseen option), Generic options for routers
Courier, Single-key lookup types
CR character (see carriage return)
CRAM-MD5 authentication mechanism, The cram_md5 authenticator
cram_md5 authenticator, The cram_md5 authenticator - Using cram_md5 as a client
create_directory, Private options for appendfile
create_file, Private options for appendfile
creating directories, The appendfile transport
CRL (see certificate revocation list)
crypt(), Expansion conditions
crypt16(), Expansion conditions
crypteq expansion condition, Expansion conditions
CSA
  in dnsdb lookup, Pseudo dnsdb record types
  verifying, Client SMTP authorization (CSA)
CSA verification, ACL conditions
current directory for local transport, Generic options for routers , Current and home directories
current_directory, The queryprogram router , Generic options for transports
customizing
  ACL condition, ACL conditions
  batching condition, Address batching in local transports
  bounce message, Alphabetical list of main options , Customizing bounce messages
  cannot route message, Generic options for routers
  failure message, Special items in redirection lists
  input scan using C function, Adding a local scan function to Exim
  precondition, Router preconditions
  Received: header, Alphabetical list of main options
  SMTP banner, Alphabetical list of main options
  warning message, Alphabetical list of main options , Customizing warning messages
cycling logs, Logging to local files that are periodically “cycled” , Cycling log files (exicyclog)
Cygwin, Message identification
Cyrus, Incorporated code , Expansion conditions , Private options for pipe , Using an external local delivery agent , Private options for smtp
  SASL library, The cyrus_sasl authenticator
cyrus_sasl authenticator, The cyrus_sasl authenticator - Using cyrus_sasl as a server

### D

daemon, Command line options , Incoming SMTP messages over TCP/IP
  listening IP addresses, Starting the daemon and the use of network interfaces
  pid file path, Alphabetical list of main options
  process id (pid), Command line options
  starting, Starting the daemon and the use of network interfaces
  TCP_NODELAY on sockets, Alphabetical list of main options
daemon startup
  retrying, Alphabetical list of main options
daemon_smtp_ports, Alphabetical list of main options
daemon_startup_retries, Alphabetical list of main options
daemon_startup_sleep, Alphabetical list of main options
Darwin, Message identification
DATA
  ACL for, Alphabetical list of main options
  ACLs for, Specifying when ACLs are used , The DATA ACLs
data, Private options for the redirect router
database lookups, File and database lookups - More about SQLite
data_timeout, Private options for smtp
Date: header line, The Date: header line
DBM
  building dbm files, Making DBM files (exim_dbmbuild)
  lookup type, Single-key lookup types
DBM libraries
  configuration for building, DBM libraries , Overriding build-time options for Exim
  discussion of, DBM libraries
Debian
  information sources, Exim documentation
  mailing list for, Mailing lists
debugging
  -bh option, Command line options
  -d option, Command line options
  -N option, Command line options
  from embedded Perl, Calling Exim functions from Perl
  list of selectors, Command line options
  suppressing delivery, Command line options
debug_print, Generic options for routers , Generic options for transports
decode
  ACL condition, ACL conditions
def expansion condition, Expansion conditions
default
  ACLs, ACL configuration
  configuration file walk through, The default configuration file
  in single-key lookups, Default values in single-key lookups
  retry rule, Default retry rule
  routers, Router configuration
  transports, Transport configuration
defer
  ACL verb, ACL verbs
  fake, Use of the control modifier
defer in system filter, Defer, freeze, and fail commands for system filters
deferred delivery
  forcing, Special items in redirection lists
delay
  ACL modifier, ACL modifiers
delay warning
  specifying, Alphabetical list of main options
delayed delivery
  logging, Reducing or increasing what is logged
delay_after_cutoff, Private options for smtp , Long-term failures
delay_warning, Alphabetical list of main options
delay_warning_condition, Expansion variables , Alphabetical list of main options
delivery
  abandoning further attempts, Command line options
  by external agent, Using an external local delivery agent
  cancelling all, Command line options
  cancelling by address, Command line options
  deferral, Delivery in detail
  delaying certain domains, Alphabetical list of main options
  discarded; logging, Discarded deliveries
  failure report (see bounce message)
  failure; logging, Delivery failures
  fake; logging, Fake deliveries
  first, Expansion conditions
  forcing attempt, Command line options
  forcing deferral, Special items in redirection lists
  forcing failure, Special items in redirection lists , The queue menu
  forcing in queue run, Command line options
  from given sender, Command line options
  in detail, Delivery in detail
  in the background, Command line options
  in the foreground, Command line options
  log line format, Generic options for routers
  manually started – not forced, Command line options
  maximum number of, Alphabetical list of main options
  parallelism for remote, Alphabetical list of main options
  permanent failure, Permanent delivery failure
  problems with, Testing
  procmail, Using an external local delivery agent
  retry in remote transports, Delivery in detail
  retry mechanism, Retry mechanism
  sorting remote, Alphabetical list of main options
  suppressing immediate, Command line options
  temporary failure, Temporary delivery failure
  to file; forbidding, Private options for the redirect router
  to given domain, Command line options
  to pipe; forbidding, Private options for the redirect router
  to single file, Operational details for delivery to a new file
  unprivileged, Alphabetical list of main options
delivery failure
  long-term, Long-term failures
Delivery-date: header line, Alphabetical list of main options , Generic options for transports , The Delivery-date: header line
delivery_date_add, Generic options for transports
delivery_date_remove, Alphabetical list of main options , The Delivery-date: header line
deliver_drop_privilege, Alphabetical list of main options
deliver_queue_load_max, Alphabetical list of main options
demime
  ACL condition, ACL conditions
deny
  ACL verb, ACL verbs
design philosophy, Overall philosophy
dialup (see intermittently connected hosts)
directories
  multiple, Alphabetical list of main options
directory, Private options for appendfile
directory creation, The appendfile transport , Private options for appendfile , Operational details for appending , Operational details for delivery to a new file
directory_file, Private options for appendfile
directory_mode, Private options for appendfile
directory_transport, Private options for the redirect router
disable_ipv6, Disabling IPv6 , Alphabetical list of main options
disable_logging, Generic options for routers , Generic options for transports
discard
  ACL verb, ACL verbs
discarded messages, Discarded deliveries
discarding bounce message, Alphabetical list of main options
disk space
  checking, Alphabetical list of main options
distribution
  ftp site, Where to find the Exim distribution
  public key, Where to find the Exim distribution
  signing details, Where to find the Exim distribution
dlfunc, Expansion items
dmbnz lookup type, Single-key lookup types
DNS
  as a lookup type, Query-style lookup types , More about dnsdb
  IPv6 lookup for AAAA records, Alphabetical list of main options
  pre-check of name syntax, Alphabetical list of main options
  qualifying single-component names, Private options for dnslookup
  resolver options, Alphabetical list of main options , Private options for dnslookup
  reverse lookup, Expansion variables , Alphabetical list of main options , Format of the -H file
  try again response; overriding, Alphabetical list of main options
DNS list
  data returned from, Data returned by DNS lists
  in ACL, ACL conditions , Using DNS lists
  IPv6 usage, DNS lists and IPv6
  keyed by domain name, DNS lists keyed on domain names
  keyed by explicit IP address, Specifying the IP address for a DNS list lookup
  logging defer, Reducing or increasing what is logged
  matching specific returned data, Additional matching conditions for DNS lists
  multiple keys for, Multiple explicit keys for a DNS list
  variables set from, Variables set from DNS lists
DNS resolver
  debugging output, Command line options
dnsdb lookup, More about dnsdb
dnslists
  ACL condition, ACL conditions
dnslookup router, The dnslookup router - Effect of qualify_single and search_parents
dns_again_means_nonexist, Alphabetical list of main options
dns_check_names_pattern, Alphabetical list of main options
dns_csa_search_limit, Alphabetical list of main options
dns_csa_use_reverse, Alphabetical list of main options
dns_ipv4_lookup, Alphabetical list of main options
dns_qualify_single, Private options for smtp
dns_retrans, Alphabetical list of main options
dns_retry, Alphabetical list of main options
dns_search_parents, Private options for smtp
doc/ChangeLog, Exim documentation
doc/NewStuff, Exim documentation
doc/spec.txt, Exim documentation
documentation, Exim documentation
  available formats, Where to find the Exim distribution
domain
  ACL checking, ACL conditions
  definition of, Terminology
  delaying delivery, Alphabetical list of main options
  delivery to, Command line options
  extraction, Expansion operators
  for qualifying addresses, Alphabetical list of main options
  in redirection; preserving, Private options for the redirect router
  manually routing, The manualroute router
  partial; widening, Private options for dnslookup
  specifying non-immediate delivery, Alphabetical list of main options
  UTF-8 characters in, Alphabetical list of main options
  virtual, Virtual domains
domain list
  asterisk in, Domain lists
  in expansion condition, Expansion conditions
  matching by lookup, Domain lists
  matching ends with, Domain lists
  matching literal domain name, Domain lists
  matching local IP interfaces, Domain lists
  matching MX pointers to local host, Domain lists
  matching primary host name, Domain lists
  matching regular expression, Domain lists
  patterns for, Domain lists
domain literal, Domain lists , Alphabetical list of main options
  default router, Router configuration
  recognizing format, Main configuration settings
  routing, The ipliteral router
domainless addresses, Limitations
domains, Generic options for routers
  ACL condition, ACL conditions
dot
  in local part, Dots in local parts
  trailing on domain, Alphabetical list of main options
dot in incoming
  non-SMTP message, Command line options
driver, Generic options for routers , Generic options for transports , Generic options for authenticators
drivers
  adding new, Adding new drivers or lookup types
  configuration format, Format of driver configurations
  definition of, Processing an address for delivery
  instance definition, Processing an address for delivery
drop
  ACL verb, ACL verbs
drop_cr, Alphabetical list of main options
dsearch lookup type, Single-key lookup types
duplicate addresses, Duplicate addresses , Command line options , Duplicate addresses

### E

EACCES, Private options for the redirect router
EHLO, Outgoing SMTP and LMTP over TCP/IP , Logging message reception
  accepting junk data, Alphabetical list of main options
  ACL for, Alphabetical list of main options , Specifying when ACLs are used
  avoiding use of, Private options for smtp
  forcing reverse lookup, Alphabetical list of main options
  invalid data, Incoming SMTP messages over TCP/IP
  underscores in, Alphabetical list of main options
  verifying, ACL conditions
EHLO argument
  setting, Private options for smtp
EHLO verifying
  mandatory, Alphabetical list of main options
  optional, Alphabetical list of main options
empty item in hosts list, Special host list patterns
encrypted
  ACL condition, ACL conditions
encrypted strings
  comparing, Expansion conditions
encryption
  checking in an ACL, ACL conditions
  including support for, Including TLS/SSL encryption support
  on SMTP connection, Alphabetical list of main options , Encrypted SMTP connections using TLS/SSL - Self-signed certificates
endpass
  ACL modifier, ACL modifiers
ENOTDIR, Private options for the redirect router
envelope
  definition of, Terminology
envelope sender, Trusted and admin users , Command line options , Alphabetical list of main options , Generic options for routers , Generic options for transports , Private options for appendfile , Private options for pipe , Setting an errors address in a system filter , The UUCP From line , Variable Envelope Return Paths (VERP)
  rewriting at transport time, When does rewriting happen?
Envelope-to: header line, Alphabetical list of main options , Generic options for transports , Address batching in local transports , The Envelope-to: header line
envelope_to_add, Generic options for transports
envelope_to_remove, Alphabetical list of main options , The Envelope-to: header line
environment, Private options for pipe
environment for local transports, Environment for running local transports - Expansion variables derived from the address
environment for pipe transport, Environment variables , Private options for pipe
eq expansion condition, Expansion conditions
eqi expansion condition, Expansion conditions
error
  ignored, Other log entries
  in configuration file, The Exim run time configuration file
  in outgoing SMTP, Errors in outgoing SMTP
  reporting, Command line options
  skipping bad syntax, Private options for the redirect router
errors_copy, Alphabetical list of main options
errors_reply_to, Alphabetical list of main options , Private options for appendfile
errors_to, Generic options for routers , Using Exim to handle mailing lists , Variable Envelope Return Paths (VERP)
escape characters in quoted strings, String values
escape, expansion item, Expansion operators
escape_string, Private options for appendfile , Private options for pipe
ESMTP
  avoiding use of, Private options for smtp
ETRN
  ACL for, Alphabetical list of main options , Specifying when ACLs are used
  command to be run, Alphabetical list of main options
  logging, Reducing or increasing what is logged
  processing, The ETRN command
  serializing, Alphabetical list of main options
  value of $domain, Expansion variables
eval expansion item, Expansion operators
exec failure, Private options for pipe
exicyclog, Logging to local files that are periodically “cycled” , Cycling log files (exicyclog)
exigrep, Extracting specific information from the log (exigrep)
Exim arguments
  logging, Reducing or increasing what is logged
Exim binary
  path name, Alphabetical list of main options
Exim group, Alphabetical list of main options
Exim monitor
  acknowledgement, Incorporated code
  description, The Exim monitor - The queue menu
  window size, Main action buttons
Exim user, Alphabetical list of main options
eximon, The Exim monitor
eximstats, Mail statistics (eximstats)
exim_checkaccess, Checking access policy (exim_checkaccess)
exim_dbmbuild, Making DBM files (exim_dbmbuild)
exim_dumpdb, exim_dumpdb
exim_fixdb, exim_fixdb
EXIM_GROUP, The Exim run time configuration file
exim_group, Alphabetical list of main options
exim_lock, Mailbox maintenance (exim_lock)
exim_path, Alphabetical list of main options
exim_tidydb, exim_tidydb
EXIM_USER, The Exim run time configuration file
exim_user, Alphabetical list of main options
exinext, Finding individual retry times (exinext)
exipick, Selecting messages by various criteria (exipick)
exiqgrep, Selective queue listing (exiqgrep)
exiqsumm, Summarising the queue (exiqsumm)
exiscan (see content scanning)
exists, expansion condition, Expansion conditions
exiwhat, Alphabetical list of main options , Finding out what Exim processes are doing (exiwhat)
expansion
  and of conditions, Combining expansion conditions
  arithmetic expression, Expansion operators
  base64 encoding, Expansion operators
  calling Perl from, Expansion items
  case forcing, Expansion operators
  character translation, Expansion items
  checking for empty variable, Expansion conditions
  checking header line existence, Expansion conditions
  combining conditions, Combining expansion conditions
  conditional, Expansion items
  conditions, Expansion conditions
  conversion to base 62, Expansion operators
  definition of, Expanded strings
  domain extraction, Expansion operators
  encrypted comparison, Expansion conditions
  escape sequences, Character escape sequences in expanded strings
  escaping non-printing characters, Expansion operators
  expression evaluation, Expansion operators
  extracting substrings by key, Expansion items
  extracting substrings by number, Expansion items
  file existence test, Expansion conditions
  first delivery test, Expansion conditions
  forced failure, Forced expansion failure
  header insertion, Expansion items
  hex to base64, Expansion operators
  hmac hashing, Expansion items
  including literal text, Literal text in expanded strings
  inserting an entire file, Expansion items
  inserting from a socket, Expansion items
  IP address masking, Expansion operators
  LDAP authentication test, Expansion conditions
  local part extraction, Expansion operators
  lookup in, Expansion items
  MD5 hash, Expansion operators
  negating a condition, Expansion conditions
  non-expandable substrings, Literal text in expanded strings
  numeric comparison, Expansion conditions
  numeric hash, Expansion items , Expansion operators
  of lists, Expansion of lists
  of strings, String expansions - Expansion variables
  operators, Expansion items , Expansion operators
  or of conditions, Combining expansion conditions
  PAM authentication test, Expansion conditions
  pwcheck authentication test, Expansion conditions
  queue runner test, Expansion conditions
  quoting, Expansion operators
  Radius authentication, Expansion conditions
  re-expansion of substring, Expansion operators
  regular expression comparison, Expansion conditions
  RFC 2047, Expansion operators
  RFC 2822 address handling, Expansion operators
  running a command, Expansion items
  saslauthd authentication test, Expansion conditions
  SHA-1 hashing, Expansion operators
  statting a file, Expansion operators , Private options for the redirect router
  string comparison, Expansion conditions
  string length, Expansion operators
  string substitution, Expansion items
  string truncation, Expansion items , Expansion operators
  substring expansion, Expansion operators
  substring extraction, Expansion items
  testing, Command line options , Testing string expansions
  textual hash, Expansion items , Expansion operators
  UTF-8 conversion, Expansion operators
  variables, Expansion items
expansion variables
  list of, Expansion variables
EXPN
  ACL for, Alphabetical list of main options , Specifying when ACLs are used
  processing, The VRFY and EXPN commands
  router skipping, Generic options for routers
  with verify_only, Generic options for routers
expn, Generic options for routers
EXPN error text
  display of, Special items in redirection lists
external local delivery, Using an external local delivery agent
external transports, Limitations
extract
  substrings by key, Expansion items
  substrings by number, Expansion items
extract_addresses_remove_ arguments, Alphabetical list of main options
EXTRALIBS, Overriding build-time options for Exim
extra_local_interfaces, Alphabetical list of main options

### F

fail
  in system filter, Defer, freeze, and fail commands for system filters
  log line; reducing, Defer, freeze, and fail commands for system filters
failing delivery
  forcing, Special items in redirection lists
  from filter, Private options for the redirect router
failover (see fallback)
failure of exec, Private options for pipe
fail_verify, Generic options for routers
fail_verify_recipient, Generic options for routers
fail_verify_sender, Generic options for routers
fake defer, Use of the control modifier
fake rejection, Use of the control modifier
fallback
  hosts specified on router, Generic options for routers
  hosts specified on transport, Private options for smtp
  randomized hosts, Private options for smtp
fallback_hosts, Generic options for routers , Private options for smtp
fallover (see fallback)
FAQ, FTP and web sites , Where to find the Exim distribution
fifo (named pipe), Private options for appendfile
file, Private options for the redirect router , Private options for appendfile , Private options for autoreply
  appending, Operational details for appending
  existence test, Expansion conditions
  extracting characteristics, Expansion operators
  how a message is held, Handling an incoming message
  in redirection list, Special items in redirection lists
  inserting into expansion, Expansion items
  journal, Life of a message
  locking, Private options for appendfile , Operational details for appending
  lookups, File and database lookups - More about SQLite , Expansion items
  mailbox; checking existing format, Private options for appendfile
  MBX format, Private options for appendfile
  requiring for router, Generic options for routers
  too many open, Alphabetical list of main options
  transport for system filter, Alphabetical list of main options
file_expand, Private options for autoreply
file_format, Private options for appendfile
file_must_exist, Private options for appendfile
file_optional, Private options for autoreply
file_transport, Private options for the redirect router
filter
  enabling use of, Private options for the redirect router
  header lines; adding/removing, Adding and removing headers in a system filter
  introduction, User filters
  locking out certain features, Private options for the redirect router
  Sieve (see Sieve filter)
  specifying in redirection data, Interpreting redirection data
  system filter, Alphabetical list of main options , System-wide message filtering - Per-address filtering
  testing, Command line options
  transport filter, Expansion variables , Generic options for transports , How the command is run , Private options for smtp , Outgoing SMTP and LMTP over TCP/IP
  user for processing, Generic options for routers
filtering all mail, System-wide message filtering - Per-address filtering
filter_prepend_home, Private options for the redirect router
final_timeout, Private options for smtp
finduser_retries, Alphabetical list of main options
first delivery, Expansion conditions
first_delivery expansion condition, Expansion conditions
fixed point configuration values, Fixed point number values
forbid_blackhole, Private options for the redirect router
forbid_exim_filter, Private options for the redirect router
forbid_file, Private options for the redirect router
forbid_filter_dlfunc, Private options for the redirect router
forbid_filter_existstest, Private options for the redirect router
forbid_filter_logwrite, Private options for the redirect router
forbid_filter_lookup, Private options for the redirect router
forbid_filter_perl, Private options for the redirect router
forbid_filter_readfile, Private options for the redirect router
forbid_filter_readsocket, Private options for the redirect router
forbid_filter_reply, Private options for the redirect router
forbid_filter_run, Private options for the redirect router
forbid_include, Private options for the redirect router
forbid_pipe, Private options for the redirect router
forbid_sieve_filter, Private options for the redirect router
forbid_smtp_code, Private options for the redirect router
forcing delivery, Command line options
foreground delivery, Command line options
format
  boolean, Boolean options
  configuration file, Configuration file format
  fixed point, Fixed point number values
  group name, User and group names
  integer, Integer values
  list item in configuration, List construction
  message, Command line options
  octal integer, Octal integer values
  of message id, Message identification
  spool files, Format of spool files - Format of the -H file
  string, String values
  time interval, Time interval values
  user name, User and group names
forward file
  broken, Private options for the redirect router
  one-time expansion, Private options for the redirect router
  ownership, Private options for the redirect router
  testing, Command line options
FreeBSD
  MTA indirection, Replacing another MTA with Exim
freeze in system filter, Defer, freeze, and fail commands for system filters
freeze_exec_fail, Private options for pipe
freeze_tell, Alphabetical list of main options
freezing messages, Command line options , Defer, freeze, and fail commands for system filters
  allowing in filter, Private options for the redirect router
  sending a message when freezing, Alphabetical list of main options
from, Private options for autoreply
From line, Trusted and admin users , Command line options , Alphabetical list of main options , Private options for appendfile , Operational details for delivery to a new file , Private options for pipe , The UUCP From line
From: header line, Trusted and admin users , The From: header line
  disabling checking of, Alphabetical list of main options
from_utf8, Expansion operators
frozen messages
  display, The queue display
  forcing delivery, Command line options
  forcing in ACL, Use of the control modifier
  in queue listing, Command line options
  logging skipping, Reducing or increasing what is logged
  manual thaw; testing in filter, Contents of a system filter
  moving, Alphabetical list of main options
  spool data, Format of the -H file
  thawing, Life of a message , Command line options , The queue menu
  timing out, Alphabetical list of main options
FTP site, FTP and web sites , Where to find the Exim distribution

### G

gdbm DBM library, DBM libraries
ge expansion condition, Expansion conditions
gecos field
  parsing, Alphabetical list of main options
gecos_name, Alphabetical list of main options
gecos_pattern, Alphabetical list of main options
gei expansion condition, Expansion conditions
generic options, Format of driver configurations
  router, Generic options for routers - Generic options for routers
  transport, Generic options for transports - Generic options for transports
gethostbyname, Private options for smtp
gid (group id)
  caller, Expansion variables
  Exim’s own, Alphabetical list of main options
  in queryprogram router, The queryprogram router
  in spool file, Format of the -H file
  local delivery, Generic options for routers
  of originating user, Expansion variables
  system filter, Alphabetical list of main options , Specifying a system filter
giving up on messages, Command line options
GnuTLS, Encrypted SMTP connections using TLS/SSL
  building Exim with, Including TLS/SSL encryption support
group, Generic options for routers , Generic options for transports
  name format, User and group names
  trusted, Alphabetical list of main options
groups
  additional, Generic options for routers , Generic options for transports
gt expansion condition, Expansion conditions
gti expansion condition, Expansion conditions

### H

hash function
  numeric, Expansion items , Expansion operators
  textual, Expansion items , Expansion operators
header lines
  added; visibility of, Adding header lines in ACLs
  adding, Generic options for routers
  adding in an ACL, Adding header lines in ACLs
  adding in transport, Generic options for transports
  adding; in router or transport, Adding and removing header lines in routers and transports
  adding; in system filter, Adding and removing headers in a system filter
  character sets, Expansion items
  decoding, Expansion items
  in expansion strings, Expansion items
  listing, Command line options
  maximum size of, Alphabetical list of main options
  position of added lines, Adding header lines in ACLs
  removing, Generic options for routers , Generic options for transports
  removing; in router or transport, Adding and removing header lines in routers and transports
  removing; in system filter, Adding and removing headers in a system filter
  rewriting, Private options for dnslookup
  rewriting at transport time, When does rewriting happen?
  transporting, Generic options for transports
  verifying syntax, ACL conditions
  verifying the sender in, ACL conditions
header section
  definition of, Terminology
  maximum size of, Alphabetical list of main options
headers, Private options for autoreply
headers_add, Generic options for routers , Generic options for transports
headers_charset, Alphabetical list of main options
headers_only, Generic options for transports
headers_remove, Generic options for routers , Generic options for transports
headers_rewrite, Generic options for transports
header_line_maxsize, Alphabetical list of main options
header_maxsize, Alphabetical list of main options
HELO, Outgoing SMTP and LMTP over TCP/IP , Logging message reception
  accepting junk data, Alphabetical list of main options
  ACL for, Alphabetical list of main options , Specifying when ACLs are used
  forcing reverse lookup, Alphabetical list of main options
  forcing use of, Private options for smtp
  invalid data, Incoming SMTP messages over TCP/IP
  underscores in, Alphabetical list of main options
  verifying, ACL conditions
HELO argument
  setting, Private options for smtp
HELO verifying
  mandatory, Alphabetical list of main options
  optional, Alphabetical list of main options
helo_accept_junk_hosts, Alphabetical list of main options
helo_allow_chars, Alphabetical list of main options
helo_data, Private options for smtp
helo_lookup_domains, Alphabetical list of main options
helo_try_verify_hosts, Alphabetical list of main options
helo_verify_hosts, Alphabetical list of main options
hex2b64, Expansion operators
hide_child_in_errmsg, Private options for the redirect router
hints database, Temporary delivery failure
  access by remote transport, Generic options for transports
  callout cache, Callout caching
  data expiry, Alphabetical list of main options , Timeout of retry data
  DBM files used for, DBM libraries
  ETRN serialization, The ETRN command
  maintenance, Hints database maintenance
  not overridden by -Mc, Command line options
  overriding retry hints, Command line options
  remembering routing, Command line options , Multiple messages on a single connection
  retry keys, Generic options for routers , Generic options for transports , Outgoing SMTP and LMTP over TCP/IP
  serializing deliveries to a host, Private options for smtp
  use for retrying, Retry parameters
hmac, Expansion items
hold_domains, Alphabetical list of main options
HOME, Environment variables
home directory
  for local transport, Generic options for routers , Current and home directories
  for router, Generic options for routers
home_directory, Generic options for transports
host
  ACL checking, ACL conditions
  alias for, Host list patterns that match by host name
  error, Errors in outgoing SMTP
  for RFC 1413 calls, Alphabetical list of main options
  limiting SMTP connections from, Alphabetical list of main options
  list of; randomized, Private options for manualroute , Private options for smtp
  locally unique number for, Alphabetical list of main options
  lookup failures, Host list patterns that match by host name , Behaviour when an IP address or name cannot be found , Host list patterns for single-key lookups by host name
  maximum number to try, Private options for smtp , How the limits for the number of hosts to try are used
  name in SMTP responses, Alphabetical list of main options
  name of local, Alphabetical list of main options
  not logging connections from, Alphabetical list of main options
  rejecting connections from, Alphabetical list of main options
  reserved, Alphabetical list of main options
  serializing connections, Private options for smtp
  treated as local, Alphabetical list of main options
  unqualified addresses from, Alphabetical list of main options
  verifying reverse lookup, ACL conditions
HOST, Environment variables
host list
  empty string in, Special host list patterns
  lookup of IP address, Host list patterns for single-key lookups by host address
  masked IP address, Host list patterns for single-key lookups by host address
  matching host name, Host list patterns that match by host name , Host list patterns for single-key lookups by host name
  matching IP addresses, Host list patterns that match by IP address
  mixing names and addresses in, Mixing wildcarded host names and addresses in host lists
  patterns in, Host lists
  regular expression in, Host list patterns that match by host name
host name
  matched in domain list, Domain lists
host name lookup
  failure of, Expansion variables
  forcing, Alphabetical list of main options
hosts, The iplookup router , Private options for smtp
  ACL condition, ACL conditions
hosts_avoid_esmtp, Private options for smtp
hosts_avoid_tls, Private options for smtp
hosts_connection_nolog, Alphabetical list of main options
hosts_max_try, Private options for smtp
hosts_max_try_hardlimit, Private options for smtp
hosts_nopass_tls, Private options for smtp
hosts_override, Private options for smtp
hosts_randomize, Private options for manualroute , Private options for smtp
hosts_require_auth, Private options for smtp
hosts_require_tls, Private options for smtp
hosts_treat_as_local, Domain lists , Alphabetical list of main options
hosts_try_auth, Private options for smtp
host_find_failed, Private options for manualroute
host_lookup, Alphabetical list of main options
host_lookup_order, Alphabetical list of main options
host_reject_connection, Alphabetical list of main options
HP-UX, Alphabetical list of main options

### I

iconv() support, Support for iconv()
id of message, Message identification
ident (see RFC 1413)
if, expansion item, Expansion items
ignore_bounce_errors_after, Life of a message , Alphabetical list of main options
ignore_eacces, Private options for the redirect router
ignore_enotdir, Private options for the redirect router
ignore_fromline_hosts, Alphabetical list of main options
ignore_fromline_local, Alphabetical list of main options
ignore_quota, The lmtp transport
ignore_status, Private options for pipe
ignore_target_hosts, Generic options for routers
ignoring faulty addresses, Private options for the redirect router
included address list, Special items in redirection lists
include_directory, Private options for the redirect router
inclusions in configuration file, File inclusions in the configuration file
incoming SMTP over TCP/IP, Incoming SMTP messages over TCP/IP
incorporated code, Incorporated code
inetd, Command line options , Alphabetical list of main options , Incoming SMTP messages over TCP/IP
initgroups, Generic options for routers , Generic options for transports
initgroups option, Uids and gids
installing Exim, Installing Exim binaries and scripts
  info documentation, Installing info documentation
  install script options, Installing Exim binaries and scripts
  testing the script, Installing Exim binaries and scripts
  what is not installed, Installing Exim binaries and scripts
integer configuration values, Integer values
integer format, Octal integer values
InterBase lookup type, Query-style lookup types , More about MySQL, PostgreSQL, Oracle, and InterBase
interface, Private options for smtp
  listening, Starting the daemon and the use of network interfaces
  logging, Reducing or increasing what is logged
  network, Starting the daemon and the use of network interfaces
interface address
  specifying for local message, Command line options
intermittently connected hosts, Intermittently connected hosts
IP address
  binding, Private options for smtp
  discarding, Generic options for routers
  for listening, Starting the daemon and the use of network interfaces
  masking, Host list patterns for single-key lookups by host address , Expansion operators
  testing string format, Expansion conditions
  translating, Generic options for routers
IP source routing, IPv4 source routing
ipliteral router, The ipliteral router
iplookup router, The iplookup router
iplsearch lookup type, Single-key lookup types
IPv6
  address scopes, IPv6 address scopes
  addresses in lists, List construction
  disabling, Disabling IPv6 , Alphabetical list of main options
  DNS black lists, DNS lists and IPv6
  DNS lookup for AAAA records, Alphabetical list of main options
  including support for, Including support for IPv6
IRIX
  DBM library for, DBM libraries
isip expansion condition, Expansion conditions
isip4 expansion condition, Expansion conditions
isip6 expansion condition, Expansion conditions

### J

journal file, Life of a message

### K

keepalive, Private options for smtp
  on incoming connection, Alphabetical list of main options
  on outgoing connection, Private options for smtp
keep_malformed, Alphabetical list of main options

### L

lc expansion item, Expansion operators
LDAP
  authentication, LDAP authentication and control information
  connections, LDAP connections
  default servers, Alphabetical list of main options
  including support for, Overriding build-time options for Exim
  lookup type, Query-style lookup types
  query format, Format of LDAP queries
  quoting, LDAP quoting
  returned data formats, Format of data returned by LDAP
  use for authentication, Expansion conditions
  with TLS, Format of LDAP queries
LDAP lookup, More about LDAP
LDAP protocol version
  forcing, Alphabetical list of main options
ldapauth expansion condition, Expansion conditions
ldap_default_servers, Alphabetical list of main options
ldap_version, Alphabetical list of main options
le expansion condition, Expansion conditions
lei expansion condition, Expansion conditions
length
  expansion item, Expansion items , Expansion operators
  of login name, Alphabetical list of main options
LF character (see linefeed)
LHLO argument
  setting, Private options for smtp
limit
  bounce message size, Alphabetical list of main options
  hosts; maximum number tried, How the limits for the number of hosts to try are used
  incoming SMTP connections, Alphabetical list of main options
  message size, Alphabetical list of main options
  message size per transport, Generic options for transports
  messages per SMTP connection, Alphabetical list of main options
  non-mail SMTP commands, Alphabetical list of main options
  number of hosts tried, Private options for smtp
  number of MX tried, Private options for smtp
  number of recipients, Alphabetical list of main options
  on retry interval, Alphabetical list of main options
  open files for lookups, Alphabetical list of main options
  rate of message arrival, Alphabetical list of main options
  retry interval, Retry parameters
  size of message header section, Alphabetical list of main options
  size of one header line, Alphabetical list of main options
  SMTP connections from one host, Alphabetical list of main options
  SMTP syntax and protocol errors, Alphabetical list of main options
  unknown SMTP commands, Alphabetical list of main options
  user name length, Alphabetical list of main options
limitations of Exim, Limitations
limiting client sending rates, Rate limiting senders
line endings, Line endings
linear search, Single-key lookup types
linefeed, Private options for appendfile , Private options for pipe , Line endings , Outgoing SMTP and LMTP over TCP/IP , Incoming SMTP messages over TCP/IP
Linux
  DBM library for, DBM libraries
list
  address list, Address lists
  caching of named, Named list caching
  domain list, Domain lists
  empty item in, Empty items in lists
  file name in, File names in lists
  host list, Host lists
  local part list, Local part lists
  named, Named lists
  named compared with macro, Named lists compared with macros
  negation, Negated items in lists
  syntax of in configuration, List construction
list separator
  changing, List construction
listing
  message body, Command line options
  message headers, Command line options
  message log, Command line options
  messages on the queue, Command line options
lists of domains; hosts; etc., Domain, host, address, and local part lists - Local part lists
LMTP
  ignoring quota errors, The lmtp transport , Private options for smtp
  over a pipe, The lmtp transport
  over a socket, The lmtp transport
  over TCP/IP, Private options for smtp , Outgoing SMTP and LMTP over TCP/IP
  processing details, SMTP processing - Incoming batched SMTP
lmtp transport, The lmtp transport
lmtp_ignore_quota, Private options for smtp
load average, Alphabetical list of main options
local delivery
  definition of, Terminology
  using an external agent, Using an external local delivery agent
local host
  domains treated as, Alphabetical list of main options
  MX pointing to, Generic options for routers , The dnslookup router
  name of, Alphabetical list of main options
  sending to, Generic options for routers , Private options for smtp
local message reception, Command line options
local part
  ACL checking, ACL conditions
  case of, Case of local parts
  checking in router, Generic options for routers
  definition of, Terminology
  dots in, Dots in local parts
  in retry keys, Generic options for routers
  list, Local part lists
  prefix, Generic options for transports , Multiple user mailboxes
  starting with !, Address lists
  suffix, Generic options for transports , Multiple user mailboxes
local part list
  in expansion condition, Expansion conditions
local SMTP input, Command line options
local transports
  environment for, Environment for running local transports - Expansion variables derived from the address
  uid and gid, Generic options for routers , Uids and gids
local user
  checking in router, Generic options for routers
Local/eximon.conf, Pre-building configuration , Overriding build-time options for the monitor , The Exim monitor
Local/Makefile, Pre-building configuration , Overriding build-time options for Exim
localhost_number, Message identification , Alphabetical list of main options
local_from_check, Alphabetical list of main options
local_from_prefix, Alphabetical list of main options
local_from_suffix, Alphabetical list of main options
local_interfaces, Alphabetical list of main options
local_part expansion item, Expansion operators
local_parts, Generic options for routers
  ACL condition, ACL conditions
local_part_prefix, Generic options for routers
local_part_prefix_optional, Generic options for routers
local_part_suffix, Generic options for routers
local_part_suffix_optional, Generic options for routers
local_scan() function
  address rewriting; timing of, When does rewriting happen?
  API description, API for local_scan()
  available Exim functions, Available Exim functions
  available Exim variables, Available Exim variables
  building Exim to use, Building Exim to use a local scan function
  configuration options, Configuration options for local_scan()
  description of, Adding a local scan function to Exim - More about Exim’s memory handling
  memory handling, More about Exim’s memory handling
  timeout, Alphabetical list of main options
  when all recipients discarded, ACL return codes
local_scan_timeout, Alphabetical list of main options
local_sender_retain, Alphabetical list of main options
lock files, Testing , Private options for appendfile
lockfile_mode, Private options for appendfile
lockfile_timeout, Private options for appendfile
locking files, Private options for appendfile , Operational details for appending
locking mailboxes, Mailbox maintenance (exim_lock)
lock_fcntl_timeout, Private options for appendfile
lock_flock_timeout, Private options for appendfile
lock_interval, Private options for appendfile
lock_retries, Private options for appendfile
log, Private options for autoreply
  certificate verification, Reducing or increasing what is logged
  connection rejections, Reducing or increasing what is logged
  cycling local files, Logging to local files that are periodically “cycled” , Cycling log files (exicyclog)
  datestamped files, Datestamped log files
  delayed delivery, Reducing or increasing what is logged
  delivery duration, Reducing or increasing what is logged
  delivery line, Generic options for routers , Logging deliveries
  destination, Where the logs are written
  distinguished name, Requesting and verifying client certificates , Configuring an Exim client to use TLS
  DNS failure in list, Reducing or increasing what is logged
  dnslist defer, Reducing or increasing what is logged
  dropped connection, Reducing or increasing what is logged
  ETRN commands, Reducing or increasing what is logged
  Exim arguments, Reducing or increasing what is logged
  extracts; grepping for, Extracting specific information from the log (exigrep)
  fail command log line, Defer, freeze, and fail commands for system filters
  file for each message, Life of a message
  file path for, Alphabetical list of main options
  frozen messages; skipped, Reducing or increasing what is logged
  full parentage, Reducing or increasing what is logged
  general description, Log files - Message log
  header lines for rejection, Reducing or increasing what is logged
  host lookup failure, Reducing or increasing what is logged
  ident timeout, Reducing or increasing what is logged
  incoming interface, Reducing or increasing what is logged
  incoming remote port, Reducing or increasing what is logged
  local files; writing to, Logging to local files that are periodically “cycled”
  message log; description of, Message log
  message log; disabling, Alphabetical list of main options
  message size on delivery, Reducing or increasing what is logged
  outgoing remote port, Reducing or increasing what is logged
  process log, Alphabetical list of main options
  queue run, Reducing or increasing what is logged
  queue time, Reducing or increasing what is logged
  reception line, Logging message reception
  recipients, Reducing or increasing what is logged
  retry defer, Reducing or increasing what is logged
  return path, Reducing or increasing what is logged
  rewriting, Reducing or increasing what is logged
  selectors, Alphabetical list of main options , Reducing or increasing what is logged
  sender on delivery, Reducing or increasing what is logged
  sender reception, Reducing or increasing what is logged
  sender verify failure, Reducing or increasing what is logged
  size rejection, Reducing or increasing what is logged
  smtp confirmation, Reducing or increasing what is logged
  SMTP connections, Reducing or increasing what is logged
  SMTP protocol error, Reducing or increasing what is logged
  SMTP syntax error, Reducing or increasing what is logged
  SMTP transaction; incomplete, Reducing or increasing what is logged
  subject, Reducing or increasing what is logged
  summary of fields, Summary of Fields in Log Lines
  syslog; writing to, Logging to syslog
  tail of; in monitor, The log display
  timezone for entries, Alphabetical list of main options
  TLS cipher, Configuring an Exim server to use TLS , Configuring an Exim client to use TLS , Reducing or increasing what is logged
  TLS peer DN, Reducing or increasing what is logged
  to file, Where the logs are written
  to syslog, Where the logs are written
  types of, Log files
  unknown SMTP command, Reducing or increasing what is logged
  writing from embedded Perl, Calling Exim functions from Perl
logging in ACL
  immediate, ACL modifiers
LOGIN authentication mechanism, The LOGIN authentication mechanism
logwrite
  ACL modifier, ACL modifiers
log_as_local, Generic options for routers
log_defer_output, Private options for pipe
log_fail_output, Private options for pipe
log_file_path, Alphabetical list of main options
log_message
  ACL modifier, ACL modifiers
log_output, Private options for pipe
log_selector, Alphabetical list of main options
log_timezone, Alphabetical list of main options
lookup
  * added to type, Default values in single-key lookups
  *@ added to type, Default values in single-key lookups
  caching, Lookup caching
  cdb, Single-key lookup types
  dbm, Single-key lookup types
  dbm – terminating zero, Single-key lookup types
  dbmnz, Single-key lookup types
  default values, Default values in single-key lookups
  description of, File and database lookups
  DNS, Query-style lookup types
  dnsdb, More about dnsdb
  dsearch, Single-key lookup types
  in domain list, Domain lists
  in expanded string, Expansion items
  inclusion in binary, Overriding build-time options for Exim
  InterBase, Query-style lookup types , More about MySQL, PostgreSQL, Oracle, and InterBase
  iplsearch, Single-key lookup types
  LDAP, Query-style lookup types , More about LDAP
  lsearch, Single-key lookup types
  lsearch – colons in keys, Single-key lookup types
  maximum open files, Alphabetical list of main options
  MySQL, Query-style lookup types , More about MySQL, PostgreSQL, Oracle, and InterBase
  NIS, Single-key lookup types
  NIS+, Query-style lookup types , More about NIS+
  nwildlsearch, Single-key lookup types
  Oracle, Query-style lookup types , More about MySQL, PostgreSQL, Oracle, and InterBase
  partial matching, Partial matching in single-key lookups
  partial matching – changing prefix, Partial matching in single-key lookups
  passwd, Query-style lookup types
  PostgreSQL, Query-style lookup types , More about MySQL, PostgreSQL, Oracle, and InterBase
  query-style types, Query-style lookup types
  quoting, Quoting lookup data
  single-key types, Single-key lookup types
  sqlite, Query-style lookup types
  SQLite, More about SQLite
  temporary error in, Temporary errors in lookups
  types of, Lookup types
  whoson, Query-style lookup types
  wildcard, Default values in single-key lookups , Partial matching in single-key lookups
  wildlsearch, Single-key lookup types
lookup_open_max, Alphabetical list of main options
loop
  caused by fail, Defer, freeze, and fail commands for system filters
  in lookups, Address lists
  prevention, Alphabetical list of main options
  while file testing, Operational details for appending
  while routing, Delivery in detail
loop while routing
  avoidance of, Redirecting to a local mailbox
lower casing, Expansion operators , Making DBM files (exim_dbmbuild)
lsearch lookup type, Single-key lookup types
lt expansion condition, Expansion conditions
lti expansion condition, Expansion conditions

### M

macro
  compared with named list, Named lists compared with macros
  description of, Macros in the configuration file
  setting on command line, Command line options
MAIL
  ACL for, Alphabetical list of main options , Specifying when ACLs are used
  rewriting argument of, The SMTP-time rewriting flag
  SIZE option, Incoming SMTP messages over TCP/IP
mail hub example, Manualroute examples
mail loop prevention, Alphabetical list of main options
mailbox
  maintenance, Mailbox maintenance (exim_lock)
  MMDF format, Private options for appendfile
  multiple, Generic options for routers , Multiple user mailboxes
  size warning, Private options for appendfile
  specifying size of, Private options for appendfile
  symbolic link, Private options for appendfile , Operational details for appending
  time of last read, Retry rules for specific errors
mailbox locking
  blocking and non-blocking, Private options for appendfile
mailbox_filecount, Private options for appendfile
mailbox_size, Private options for appendfile
maildir format, Operational details for delivery to a new file
  description of, Maildir delivery
  maildirfolder file, Private options for appendfile
  maildirsize file, Private options for appendfile , Using a maildirsize file
  quota; directories included in, Private options for appendfile
  specifying, Private options for appendfile
  time of last read, Retry rules for specific errors
maildir++, Maildir delivery
maildirfolder, creating, Private options for appendfile
maildirfolder_create_regex, Private options for appendfile
maildir_format, Private options for appendfile
maildir_quota_directory_regex, Private options for appendfile
maildir_retries, Private options for appendfile
maildir_tag, Private options for appendfile
maildir_use_size_file, Private options for appendfile
mailing lists, Using Exim to handle mailing lists
  closed, Closed mailing lists
  for Exim users, Mailing lists
  one-time expansion, Private options for the redirect router
  re-expansion of, Re-expansion of mailing lists
  syntax errors in, Syntax errors in mailing lists
mailq, Setting options by program name
mailstore format, Operational details for delivery to a new file
  description of, Mailstore delivery
  specifying, Private options for appendfile
mailstore_format, Private options for appendfile
mailstore_prefix, Private options for appendfile
mailstore_suffix, Private options for appendfile
main configuration, Main configuration - Alphabetical list of main options
main log, Log files
maintaining Exim’s hints database, Hints database maintenance
malware
  ACL condition, ACL conditions
manualroute router, The manualroute router - Manualroute examples
mask, expansion item, Expansion operators
masked IP address, Expansion operators
match, expansion condition, Expansion conditions
match_address expansion condition, Expansion conditions
match_domain expansion condition, Expansion conditions
match_ip expansion condition, Expansion conditions
match_local_part expansion condition, Expansion conditions
maximum (see limit)
max_output, Private options for pipe
max_rcpt, Private options for smtp
max_username_length, Alphabetical list of main options
MBX format
  specifying, Private options for appendfile
mbx_format, Private options for appendfile
md5 expansion item, Expansion operators
MD5 hash, Expansion operators , Expansion conditions
message
  abandoning delivery attempts, Command line options
  ACL modifier, ACL modifiers , Adding header lines in ACLs
  adding recipients, Command line options
  age of, Expansion variables
  changing sender, Command line options
  controlling incoming, Access control lists
  copying every, Taking copies of mail
  discarded, Discarded deliveries
  error, Errors in outgoing SMTP
  forced failure, Defer, freeze, and fail commands for system filters
  format, Command line options
  freezing, Defer, freeze, and fail commands for system filters
  frozen, Life of a message
  general processing, Message processing - Rewriting addresses
  life of, Life of a message
  listing body of, Command line options
  listing header lines, Command line options
  listing message log, Command line options
  log file for, Life of a message , Message log
  manually discarding, Command line options
  manually freezing, Command line options
  queueing by file existence, Alphabetical list of main options
  queueing by load, Alphabetical list of main options
  queueing by message count, Alphabetical list of main options
  queueing by SMTP connection count, Alphabetical list of main options
  queueing certain domains, Alphabetical list of main options
  queueing remote deliveries, Alphabetical list of main options
  queueing unconditionally, Alphabetical list of main options
  reception, Receiving mail
  size, Expansion variables
  size in queue listing, Command line options
  size issue for transport filter, Private options for smtp
  size limit, Alphabetical list of main options
  submission, Use of the control modifier , Submission mode for non-local messages , The From: header line , The Message-ID: header line , The Sender: header line
  submission, ports for, Main configuration settings
  thawing frozen, Life of a message , Command line options
  transporting body only, Generic options for transports
  transporting headers only, Generic options for transports
message body
  binary zero count, Expansion variables
  in expansion, Expansion variables
  line count, Expansion variables
  size, Expansion variables
  visible size, Alphabetical list of main options
message header
  definition of, Terminology
message ids
  details of format, Message identification
  with multiple hosts, Alphabetical list of main options
message log
  disabling, Alphabetical list of main options
message logs
  preserving, Alphabetical list of main options
message sender
  constructed by Exim, Receiving mail
Message-ID: header line, Alphabetical list of main options , The Message-ID: header line
message_body_visible, Alphabetical list of main options
message_id_header_domain, Alphabetical list of main options
message_id_header_text, Alphabetical list of main options , The Message-ID: header line
message_logs, Alphabetical list of main options
message_prefix, Private options for appendfile , Private options for pipe
message_size_limit, Alphabetical list of main options , Generic options for transports
message_suffix, Private options for appendfile , Private options for pipe
Microsoft Secure Password Authentication, Incorporated code , The spa authenticator
MIME content scanning, Scanning MIME parts , The demime condition
  ACL for, Alphabetical list of main options
  returned variables, Scanning MIME parts
MIME parts
  ACL for, Specifying when ACLs are used
mime_regex
  ACL condition, ACL conditions
mixed-case login names, Case of local parts
MMDF format mailbox, Private options for appendfile
mode, Private options for appendfile , Private options for autoreply
modemask, Private options for the redirect router
mode_fail_narrower, Private options for appendfile
monitor (see Exim monitor)
more, Generic options for routers
more option, Generic options for routers , Private options for manualroute
move_frozen_messages, Alphabetical list of main options
msglog directory, Message log
mua_wrapper, Alphabetical list of main options , Using Exim as a non-queueing client
multiline responses
  suppressing, Use of the control modifier
multiple mailboxes, Generic options for routers , Multiple user mailboxes
multiple SMTP deliveries, Command line options , Private options for smtp , Exim on the intermittently connected client host
multiple SMTP deliveries with TLS, Multiple messages on the same encrypted TCP/IP connection
multiple spool directories, Alphabetical list of main options
multi_domain, Private options for smtp
MX record
  checking for secondary, Private options for dnslookup
  in dnsdb lookup, More about dnsdb , Pseudo dnsdb record types
  maximum tried, Private options for smtp
  pointing to IP address, Alphabetical list of main options
  pointing to local host, Generic options for routers , The dnslookup router
  required to exist, Private options for dnslookup
mx_domains, Private options for dnslookup
mx_fail_domains, Private options for dnslookup
MySQL
  lookup type, Query-style lookup types , More about MySQL, PostgreSQL, Oracle, and InterBase
  server list, Alphabetical list of main options
mysql_servers, Alphabetical list of main options

### N

Nagle algorithm, Alphabetical list of main options
name
  of local host, Alphabetical list of main options
  of sender, Command line options
name server
  for enclosing domain, Pseudo dnsdb record types
named lists, Named lists
named pipe (fifo), Private options for appendfile
ndbm DBM library, DBM libraries
negation
  in expansion condition, Expansion conditions
  in lists, Negated items in lists
network interface, Starting the daemon and the use of network interfaces
never_mail, Private options for autoreply
never_users, Alphabetical list of main options
new drivers
  adding, Adding new drivers or lookup types
newaliases, Setting options by program name
NFS, Generic options for routers
  checking for file existence, Private options for the redirect router
  lock file, Private options for appendfile , Operational details for appending
NIS
  looking up users; retrying, Alphabetical list of main options
NIS lookup type, Single-key lookup types
  including support for, Overriding build-time options for Exim
NIS+ lookup type, Query-style lookup types , More about NIS+
  including support for, Overriding build-time options for Exim
non-immediate delivery, Command line options
non-smtp message
  ACLs for, Specifying when ACLs are used , The non-SMTP ACLs
non-SMTP messages
  ACLs for, Alphabetical list of main options
notify_comsat, Private options for appendfile
not_xxx, Boolean options
no_xxx, Boolean options (see entry for xxx)
NTLM authentication, The spa authenticator
NUL (see binary zero)
number of deliveries, Alphabetical list of main options
numeric comparison, Expansion conditions
numerical variables ($1 $2 etc), Expansion variables
  in cram_md5 authenticator, Using cram_md5 as a server
  in errors_copy, Alphabetical list of main options
  in From line handling, The UUCP From line
  in gecos_name, Alphabetical list of main options
  in if expansion, Expansion conditions
  in lookup expansion, Expansion items
  in manualroute router, Format of the list of hosts
  in plaintext authenticator, Using plaintext in a server
  in rewriting rules, Rewriting patterns
  in spa authenticator, Using spa as a server
nwildlsearch lookup type, Single-key lookup types

### O

once, Private options for autoreply
once_file_size, Private options for autoreply
once_repeat, Private options for autoreply
one-time aliasing/forwarding expansion, Private options for the redirect router
one_time, Private options for the redirect router
open files
  too many, Alphabetical list of main options
OpenSSL, Encrypted SMTP connections using TLS/SSL
  building Exim with, Including TLS/SSL encryption support
optional, The iplookup router
options
  appendfile transport, Private options for appendfile
  autoreply transport, Private options for autoreply
  command line, The Exim command line - Command line options
  command line; terminating, Command line options
  configuration – extracting, Command line options
  cram_md5 authenticator (client), Using cram_md5 as a client
  cram_md5 authenticator (server), Using cram_md5 as a server
  dnslookup router, Private options for dnslookup
  generic – definition of, Format of driver configurations
  generic; for authenticators, Generic options for authenticators
  generic; for routers, Generic options for routers - Generic options for routers
  generic; for transports, Generic options for transports - Generic options for transports
  iplookup router, The iplookup router
  lmtp transport, The lmtp transport
  manualroute router, Private options for manualroute
  pipe transport, Private options for pipe
  plaintext authenticator (client), Using plaintext in a client
  plaintext authenticator (server), Using plaintext in a server
  queryprogram router, The queryprogram router
  redirect router, Private options for the redirect router
  router – extracting, Command line options
  smtp transport, Private options for smtp
  spa authenticator (client), Using spa as a client
  spa authenticator (server), Using spa as a server
  transport – extracting, Command line options
or expansion condition, Combining expansion conditions
Oracle
  lookup type, Query-style lookup types , More about MySQL, PostgreSQL, Oracle, and InterBase
  server list, Alphabetical list of main options
oracle_servers, Alphabetical list of main options
os.h, OS-specific header files
outgoing LMTP over TCP/IP, Outgoing SMTP and LMTP over TCP/IP
outgoing SMTP over TCP/IP, Outgoing SMTP and LMTP over TCP/IP
owners, Private options for the redirect router
ownership
  alias file, Private options for the redirect router
  configuration file, The Exim run time configuration file
  forward file, Private options for the redirect router
owngroups, Private options for the redirect router

### P

packet radio, Generic options for routers
PAM authentication, Expansion conditions
pam expansion condition, Expansion conditions
panic log, Log files
partial matching, Partial matching in single-key lookups
passwd file (see /etc/passwd)
passwd lookup type, Query-style lookup types
pass_on_timeout, Generic options for routers
pass_router, Generic options for routers
path, Private options for pipe
PCRE, Incorporated code , Regular expressions
pcretest, Testing regular expressions
percent hack, Alphabetical list of main options , Using an ACL to control relaying
percent_hack_domains, Alphabetical list of main options
periodic queue running, Command line options
Perl
  calling from Exim, Embedded Perl - Use of standard output and error by Perl
  including support for, Overriding build-time options for Exim
  standard output and error, Use of standard output and error by Perl
  starting the interpreter, Command line options
  use in expanded string, Expansion items
  use of warn, Use of standard output and error by Perl
perl_at_start, Setting up so Perl can be used , Alphabetical list of main options
perl_startup, Setting up so Perl can be used , Alphabetical list of main options
pgsql_servers, Alphabetical list of main options
pid (process id)
  of current process, Expansion variables
  of daemon, Command line options
  re-use of, Message identification
pid file
  path for, Alphabetical list of main options
pid_file_path, Alphabetical list of main options
pipe
  duplicated, Duplicate addresses
  in redirection list, Special items in redirection lists
  named (fifo), Private options for appendfile
pipe transport, The pipe transport - Using an external local delivery agent
  environment for command, Environment variables , Private options for pipe
  failure of exec, Private options for pipe
  for system filter, Alphabetical list of main options
  logging output, Private options for pipe
  path for command, How the command is run
  permitted commands, Private options for pipe
  returned data, Returned status and data
  temporary failure, Private options for pipe
  uid for, Uids and gids
  with multiple addresses, Address batching in local transports
PIPELINING
  avoiding the use of, Private options for smtp
  expected errors, Alphabetical list of main options
PIPELINING advertising
  suppressing, Alphabetical list of main options
pipelining_advertise_hosts, Alphabetical list of main options
pipe_as_creator, Private options for pipe
pipe_transport, Private options for the redirect router
PLAIN authentication mechanism, The PLAIN authentication mechanism
plaintext authenticator, The plaintext authenticator - Using plaintext in a client
policy control
  access control lists, Access control lists
  address verification, Address verification
  by local scan function, Adding a local scan function to Exim
  checking access, Checking access policy (exim_checkaccess)
  overview, Policy control
  relay control, Using an ACL to control relaying
  testing, Command line options
policy control rejection
  returning details, Alphabetical list of main options
port, The iplookup router , Private options for smtp
  465 and 587, Main configuration settings
  for daemon, Alphabetical list of main options
  for message submission, Main configuration settings
  iplookup router, The iplookup router
  logging outgoint remote, Reducing or increasing what is logged
  logging remote, Reducing or increasing what is logged
  receiving TCP/IP, Command line options
  sending TCP/IP, Private options for smtp
PostgreSQL lookup type, Query-style lookup types , More about MySQL, PostgreSQL, Oracle, and InterBase
  server list, Alphabetical list of main options
preconditions
  checking, Running an individual router
  definition of, Processing an address for delivery
  order of processing, Router preconditions
prefix
  for local part; including in envelope, Generic options for transports
  for local part; used in router, Generic options for routers
  for partial matching, Partial matching in single-key lookups
preserve_message_logs, Alphabetical list of main options , Message log
preserving domain in redirection, Private options for the redirect router
primary host name, Domain lists
primary_hostname, Domain lists , Alphabetical list of main options
printing characters, Alphabetical list of main options
print_topbitchars, Alphabetical list of main options
private options, Format of driver configurations
privilege
  running without, Running Exim without privilege
privileged user, Privileged users
process
  querying, Finding out what Exim processes are doing (exiwhat)
process id (see pid)
process log path, Alphabetical list of main options
process_log_path, Alphabetical list of main options
procmail, Using an external local delivery agent
prod_requires_admin, Alphabetical list of main options
protocol, The iplookup router , Private options for smtp
  incoming – specifying for local message, Command line options
prvs
  expansion item, Expansion items
prvscheck
  expansion item, Expansion items
public key for signed distribution, Where to find the Exim distribution
public_name, Generic options for authenticators
pwauthd daemon, Incorporated code
pwcheck daemon, Incorporated code , Expansion conditions
pwcheck expansion condition, Expansion conditions

### Q

qualify_domain, Alphabetical list of main options , Private options for the redirect router , Unqualified addresses
qualify_preserve_domain, Private options for the redirect router
qualify_recipient, Alphabetical list of main options , Unqualified addresses
qualify_single, Private options for dnslookup
query, The iplookup router
query-style lookup
  definition of, Lookup types
  list of types, Query-style lookup types
queryprogram router, The queryprogram router - The queryprogram router
queue
  count of messages on, Command line options
  definition of, Terminology
  delivering specific messages, Command line options
  display in monitor, The queue display
  double scanning, Command line options
  forcing delivery, Command line options
  grepping, Selective queue listing (exiqgrep)
  initial delivery, Command line options
  listing messages on, Command line options
  local deliveries only, Command line options
  menu in monitor, The queue menu
  routing, Command line options
  summary, Summarising the queue (exiqsumm)
queue runner, Delivery in detail , Retry mechanism , Setting options by program name , Command line options
  abandoning, Alphabetical list of main options
  definition of, Terminology
  description of operation, Command line options
  detecting when delivering from, Expansion conditions
  for specific recipients, Command line options
  for specific senders, Command line options
  logging, Reducing or increasing what is logged
  maximum number of, Alphabetical list of main options
  processing messages in order, Alphabetical list of main options
  starting manually, Command line options
  starting periodically, Command line options
queueing incoming messages, Command line options , Alphabetical list of main options , Use of the control modifier
queue_domains, Alphabetical list of main options
queue_list_requires_admin, Alphabetical list of main options
queue_only, Alphabetical list of main options , Use of the control modifier
queue_only_file, Alphabetical list of main options
queue_only_load, Alphabetical list of main options
queue_only_override, Alphabetical list of main options
queue_runnint expansion condition, Expansion conditions
queue_run_in_order, Alphabetical list of main options
queue_run_max, Alphabetical list of main options
queue_smtp_domains, Alphabetical list of main options
QUIT
  ACL for, Alphabetical list of main options , Specifying when ACLs are used , The QUIT ACL
quota, Private options for appendfile
  error testing in retry rule, Retry rules for specific errors
  imposed by Exim, Private options for appendfile
  in maildir delivery, Maildir delivery , Using a maildirsize file
  maildir; directories included in, Private options for appendfile
  system, The appendfile transport
  warning threshold, Private options for appendfile
quota_directory, Private options for appendfile
quota_filecount, Private options for appendfile
quota_is_inclusive, Private options for appendfile
quota_size_regex, Private options for appendfile
quota_warn_message, Alphabetical list of main options , Private options for appendfile
quota_warn_threshold, Private options for appendfile
quote, expansion item, Expansion operators
quote_local_part expansion item, Expansion operators
quoting
  in lookups, Quoting lookup data
  in pipe command, How the command is run
  in regular expressions, Expansion operators
  in string expansions, Expansion operators
  lookup-specific, Expansion operators

### R

radiu expansion condition, Expansion conditions
Radius, Expansion conditions
randomized host list, Private options for manualroute , Private options for smtp
rate limiting, ACL conditions
  client sending, Rate limiting senders
RBL (see DNS list)
RCPT
  ACL for, ACL configuration , Alphabetical list of main options , Specifying when ACLs are used
  maximum number of incoming, Alphabetical list of main options
  maximum number of outgoing, Private options for smtp
  rate limiting, Alphabetical list of main options
  rewriting argument of, The SMTP-time rewriting flag
  value of $message_size, Expansion variables
rcpt_include_affixes, Generic options for transports
readfile expansion item, Expansion items
readsocket expansion item, Expansion items
Received: header line, The Received: header line
  counting, Alphabetical list of main options
  customizing, Alphabetical list of main options
received_headers_max, Alphabetical list of main options
received_header_text, Alphabetical list of main options
receive_timeout, Alphabetical list of main options
receiving mail, Receiving mail
recipient
  ACL checking, ACL conditions
  adding, Command line options
  adding in local scan, Available Exim variables
  error, Errors in outgoing SMTP
  extracting from header lines, Command line options
  maximum number, Alphabetical list of main options
  removing, Command line options
  removing in local scan, Available Exim variables
  verifying, ACL conditions
recipients
  ACL condition, ACL conditions
recipients_max, Alphabetical list of main options
recipients_max_reject, Alphabetical list of main options
recipient_unqualified_hosts, Alphabetical list of main options
redirect router, The redirect router - Private options for the redirect router
redirection (see address redirection)
redirect_router, Generic options for routers
References: header line, The References: header line
regex
  ACL condition, ACL conditions
regular expressions
  content scanning with, Scanning with regular expressions
  in address list, Address lists
  in domain list, Domain lists
  in host list, Host list patterns that match by host name
  in retry rules, Format of retry rules
  library, Incorporated code , Regular expressions
  match in expanded string, Expansion conditions
  quoting, Expansion operators
  testing, Testing regular expressions
reject log, Log files
  disabling, Alphabetical list of main options
rejection
  fake, Use of the control modifier
relaying
  checking control of, Checking a relay configuration
  control by ACL, Using an ACL to control relaying
  testing configuration, Command line options
remote delivery
  definition of, Terminology
remote_max_parallel, Alphabetical list of main options
remote_sort_domains, Alphabetical list of main options
removing messages, Command line options
removing recipients, Command line options
repeated redirection expansion, Repeated redirection expansion
repeat_use, Private options for the redirect router
replacing another MTA, Replacing another MTA with Exim
reply_to, Private options for autoreply
reply_transport, Private options for the redirect router
reporting bugs, Bug reports
require
  ACL verb, ACL verbs
require_files, Generic options for routers
reroute, The iplookup router
Resent- header lines, Resent- header lines
  with -t, Command line options
resolver
  debugging output, Command line options
response_pattern, The iplookup router
restrict_to_path, Private options for pipe
retry
  after long-term failure, Long-term failures
  algorithms, Retry parameters
  configuration testing, Command line options
  default rule, Default retry rule
  description of mechanism, Retry mechanism
  fixed intervals, Retry parameters
  increasing intervals, Retry parameters
  intermittently working deliveries, Deliveries that work intermittently
  limit on interval, Alphabetical list of main options
  parameters in rules, Retry parameters
  quota error testing, Retry rules for specific errors
  random intervals, Retry parameters
  rules, Format of retry rules
  rules; sender-specific, Retry rules for specified senders
  specific errors; specifying, Retry rules for specific errors
  time not reached, Retry configuration , Other log entries
  timeout of data, Timeout of retry data
  times, Finding individual retry times (exinext)
retry configuration
  description of, Retry configuration - Deliveries that work intermittently
retry interval
  maximum, Retry parameters
retry_data_expire, Alphabetical list of main options , Timeout of retry data
retry_include_ip_address, Private options for smtp
retry_interval_max, Alphabetical list of main options , Retry parameters
retry_use_local_part, Generic options for routers , Generic options for transports
return code
  for -bm, Command line options
  for -bS, Command line options
  for -bt, Command line options
  for -bv, Command line options
  for -oee, Command line options
  for -oem, Command line options
  for -oep, Command line options
  for bad configuration, The Exim run time configuration file
  from run expansion, Expansion items , Expansion variables
return path, Introduction
  (see also envelope sender)
  changing in transport, Generic options for transports
  created from Sender:, The Sender: header line
  definition of, Terminology
  in submission mode, Submission mode for non-local messages
Return-path: header line, Generic options for transports , The Return-path: header line
  removing, Alphabetical list of main options
return_fail_output, Private options for pipe
return_message, Private options for autoreply
return_output, Private options for pipe
return_path, Generic options for transports , Variable Envelope Return Paths (VERP)
return_path_add, Generic options for transports
return_path_remove, Alphabetical list of main options , The Return-path: header line
return_size_limit, Alphabetical list of main options
reverse DNS lookup, Expansion variables , Alphabetical list of main options , Format of the -H file
revocation list, Revoked certificates
rewrite, Private options for the redirect router
rewrite_headers, Private options for dnslookup
rewriting
  addresses, Handling an incoming message , Address rewriting - Rewriting examples , Rewriting addresses
  at transport time, Generic options for transports , When does rewriting happen?
  bang paths, Rewriting examples
  flags, Flags specifying which headers and envelope addresses to rewrite
  header lines, Private options for dnslookup
  logging, Reducing or increasing what is logged
  patterns, Rewriting patterns
  replacements, Rewriting replacements
  rules, Rewriting rules
  testing, Command line options , Testing the rewriting rules that apply on input
  timing of, When does rewriting happen?
  whole addresses, Flags controlling the rewriting process
RFC 1413, Command line options , Alphabetical list of main options
  logging timeout, Reducing or increasing what is logged
  query timeout, Alphabetical list of main options
RFC 2047, Support for iconv() , Flags controlling the rewriting process , Scanning MIME parts , Available Exim functions , Constructed addresses
  binary zero in, Available Exim functions
  disabling length check, Alphabetical list of main options
  expansion operator, Expansion operators
rfc1413_hosts, Alphabetical list of main options
rfc1413_query_timeout, Alphabetical list of main options
rfc2047 expansion item, Expansion operators
rmail, Setting options by program name
root privilege, Root privilege
  running without, Running Exim without privilege
router
  adding header lines, Generic options for routers
  carrying on after success, Generic options for routers
  case of local parts, Generic options for routers
  changing address for errors, Generic options for routers
  checking for local user, Generic options for routers
  checking senders, Generic options for routers
  customized precondition, Generic options for routers
  customizing cannot route message, Generic options for routers
  data attached to address, Generic options for routers
  definition of, Processing an address for delivery
  discarding IP addresses, Generic options for routers
  fallback hosts, Generic options for routers
  for verification, Processing an address for verification
  forcing verification failure, Generic options for routers
  go to after pass, Generic options for routers
  home directory for, Generic options for routers
  IP address translation, Generic options for routers
  prefix for local part, Generic options for routers
  removing header lines, Generic options for routers
  requiring file existence, Generic options for routers
  restricting to specific domains, Generic options for routers
  restricting to specific local parts, Generic options for routers
  result of running, Running an individual router
  running details, Running an individual router
  setting group, Generic options for routers
  skipping for EXPN, Generic options for routers
  skipping when address testing, Generic options for routers
  start at after redirection, Generic options for routers
  suffix for local part, Generic options for routers
  timeout, Generic options for routers
  used only when verifying, Generic options for routers
  user for filter processing, Generic options for routers
router preconditions
  order of processing, Router preconditions
routers
  accept, The accept router
  default, Router configuration
  dnslookup, The dnslookup router - Effect of qualify_single and search_parents
  ipliteral, The ipliteral router
  iplookup, The iplookup router
  manualroute, The manualroute router - Manualroute examples
  queryprogram, The queryprogram router - The queryprogram router
  redirect, The redirect router - Private options for the redirect router
router_home_directory, Generic options for routers
route_data, Private options for manualroute
route_list, Private options for manualroute
routing
  by external program, The queryprogram router
  loops in, Delivery in detail , Redirecting to a local mailbox
  whole queue before delivery, Command line options
rsmtp, Setting options by program name
run expansion item, Expansion items
run time configuration, The Exim run time configuration file
runq, Setting options by program name
rxquote expansion item, Expansion operators

### S

Samba project, Incorporated code
same_domain_copy_routing, Private options for dnslookup , Private options for manualroute
saslauthd daemon, Expansion conditions
saslauthd expansion condition, Expansion conditions
scanning (see content scanning)
search_parents, Private options for dnslookup , Private options for smtp
security
  build-time features, Building a more “hardened” Exim
  discussion of, Security considerations - Use of strcat() and strcpy()
self, Generic options for routers
self option, Generic options for routers
  in dnslookup router, The dnslookup router
  in ipliteral router, The ipliteral router
  in manualroute router, How the list of hosts is used
  value of host name, Expansion variables
sender
  ACL checking, ACL conditions
  address, Command line options , The UUCP From line
  authenticated, Expansion variables
  changing, Command line options
  constructed by Exim, Receiving mail
  definition of, Terminology
  gid, Expansion variables
  name, Command line options
  setting by untrusted user, Alphabetical list of main options
  source of, Command line options
  uid, Expansion variables
  verifying, ACL conditions
  verifying in header, ACL conditions
sender host address
  specifying for local message, Command line options
sender host name
  specifying for local message, Command line options
sender ident string
  specifying for local message, Command line options
Sender: header line, Trusted and admin users , The Sender: header line
  disabling addition of, Alphabetical list of main options
  retaining from local submission, Alphabetical list of main options
senders, Generic options for routers
  ACL condition, ACL conditions
sender_domains
  ACL condition, ACL conditions
sender_retain, Submission mode for non-local messages
sender_unqualified_hosts, Alphabetical list of main options
Sendmail compatibility
  -bi option, Command line options
  -G option ignored, Command line options
  -h option ignored, Command line options
  -n option ignored, Command line options
  -oA option, Command line options
  -om option ignored, Command line options
  -oo option ignored, Command line options
  -t option, Command line options , Alphabetical list of main options
  -U option ignored, Command line options
  8-bit characters, Command line options
  calling Exim as newaliases, Setting options by program name
  command line interface, Calling interface
  From line, Command line options , The UUCP From line , The From: header line
serialize_hosts, Private options for smtp
serializing connections, Private options for smtp
server_advertise_condition, Generic options for authenticators
server_condition, Using plaintext in a server
server_debug_print, Generic options for authenticators
server_hostname, Using cyrus_sasl as a server
server_mail_auth_condition, Generic options for authenticators
server_mech, Using cyrus_sasl as a server
server_password, Using spa as a server
server_prompts, Using plaintext in a server
server_realm, Using cyrus_sasl as a server
server_secret, Using cram_md5 as a server
server_service, Using cyrus_sasl as a server
server_set_id, Generic options for authenticators
set
  ACL modifier, ACL modifiers
setuid, Root privilege
  installing Exim with, Installing Exim binaries and scripts
sg expansion item, Expansion items
SHA-1 hash, Expansion operators , Expansion conditions
sha2 expansion item, Expansion operators
shadow transport, Generic options for transports
shadow_condition, Generic options for transports
shadow_transport, Generic options for transports
Sieve filter, User filters
  configuring appendfile, The file and directory options
  enabling in default router, Router configuration
  enabling use of, Private options for the redirect router
  forbidding delivery to a file, Private options for the redirect router
  keep facility; disabling, Private options for the redirect router
  not available for system filter, Delivery in detail , Alphabetical list of main options
  relative mailbox path handling, The file and directory options
  specifying in redirection data, Interpreting redirection data
  syntax errors in, Private options for the redirect router
  testing, Command line options
  vacation directory, Private options for the redirect router
  value of $address_file, Expansion variables
sieve_subaddress, Private options for the redirect router
sieve_useraddress, Private options for the redirect router
sieve_vacation_directory, Private options for the redirect router
SIGHUP, Command line options
SIGUSR1, Finding out what Exim processes are doing (exiwhat)
simultaneous deliveries, Concurrent deliveries
single-key lookup
  definition of, Lookup types
  list of types, Single-key lookup types
size
  of mailbox, Private options for appendfile
  of message, Command line options , Expansion variables , Private options for smtp , Logging message reception , Reducing or increasing what is logged
  of monitor window, Main action buttons
size limit
  of bounce, Alphabetical list of main options
size of message
  limit, Alphabetical list of main options , Generic options for transports
SIZE option on MAIL command, Outgoing SMTP and LMTP over TCP/IP , Incoming SMTP messages over TCP/IP
size_addition, Private options for smtp
skipping faulty addresses, Private options for the redirect router
skip_syntax_errors, Private options for the redirect router
smart host
  example router, Manualroute examples , Sending mail to a smart host
  queueing; suppressing, Using Exim as a non-queueing client
smpt_ratelimit_*, Rate limiting senders
SMTP
  authentication configuration, SMTP authentication - Authentication by an Exim client
  batched incoming, Command line options , Incoming batched SMTP
  batched outgoing, Outgoing batched SMTP
  batched outgoing; example, Manualroute examples
  batching over TCP/IP, Outgoing SMTP and LMTP over TCP/IP
  callout verification, Callout verification
  connection backlog, Alphabetical list of main options
  delaying delivery, Command line options
  details policy failures, Alphabetical list of main options
  encrypted connection, Alphabetical list of main options
  encryption, Encrypted SMTP connections using TLS/SSL - Self-signed certificates
  error codes, Special items in redirection lists , Private options for the redirect router , ACL modifiers
  errors in outgoing, Errors in outgoing SMTP
  host name in responses, Alphabetical list of main options
  incoming call count, Alphabetical list of main options
  incoming connection count, Alphabetical list of main options
  incoming over TCP/IP, Incoming SMTP messages over TCP/IP
  limiting non-mail commands, Alphabetical list of main options
  limiting syntax and protocol errors, Alphabetical list of main options
  limiting unknown commands, Alphabetical list of main options
  local incoming, Incoming local SMTP
  local input, Command line options
  logging confirmation, Reducing or increasing what is logged
  logging connections, Reducing or increasing what is logged
  logging incomplete transactions, Reducing or increasing what is logged
  logging protocol error, Reducing or increasing what is logged
  logging syntax errors, Reducing or increasing what is logged
  multiple deliveries, Command line options , Private options for smtp , Exim on the intermittently connected client host
  non-mail commands, Use of non-mail SMTP commands
  outgoing over TCP/IP, Outgoing SMTP and LMTP over TCP/IP
  passed connection, Command line options , Private options for smtp , Outgoing SMTP and LMTP over TCP/IP , Exim on the intermittently connected client host
  processing details, SMTP processing - Incoming batched SMTP
  protocol errors, Syntax and protocol errors in SMTP commands
  rate limiting, Alphabetical list of main options
  rewriting malformed addresses, The SMTP-time rewriting flag
  SIZE, Generic options for transports , Private options for smtp
  smtps protocol, Main configuration settings , Support for the obsolete SSMTP (or SMTPS) protocol , Support for the legacy “ssmtp” (aka “smtps”) protocol
  ssmtp protocol, Main configuration settings , Support for the obsolete SSMTP (or SMTPS) protocol , Support for the legacy “ssmtp” (aka “smtps”) protocol
  synchronization checking, Alphabetical list of main options , Use of the control modifier
  syntax errors, Syntax and protocol errors in SMTP commands
  syntax errors; logging, Reducing or increasing what is logged
  testing incoming, Command line options
  unknown command; logging, Reducing or increasing what is logged
  unrecognized commands, Unrecognized SMTP commands
  welcome banner, Alphabetical list of main options
SMTP command
  argument for, Expansion variables
SMTP connection
  ACL for, Specifying when ACLs are used , The SMTP connect ACL
SMTP incoming message count
  limiting, Alphabetical list of main options
SMTP listener, Command line options
SMTP timeout
  input, Command line options , Alphabetical list of main options
smtp transport, The smtp transport - How the limits for the number of hosts to try are used
smtps protocol, Main configuration settings , Support for the obsolete SSMTP (or SMTPS) protocol , Support for the legacy “ssmtp” (aka “smtps”) protocol
smtp_accept_keepalive, Alphabetical list of main options
smtp_accept_max, Alphabetical list of main options
smtp_accept_max_nonmail, Alphabetical list of main options
smtp_accept_max_nonmail_hosts, Alphabetical list of main options
smtp_accept_max_per_connection, Alphabetical list of main options
smtp_accept_max_per_host, Alphabetical list of main options
smtp_accept_queue, Alphabetical list of main options
smtp_accept_queue_per_connection, Alphabetical list of main options
smtp_accept_reserve, Alphabetical list of main options
smtp_active_hostname, Alphabetical list of main options
smtp_banner, Alphabetical list of main options
smtp_check_spool_space, Alphabetical list of main options
smtp_connect_backlog, Alphabetical list of main options
smtp_enforce_sync, Alphabetical list of main options
smtp_etrn_command, Expansion variables , Alphabetical list of main options , The ETRN command
smtp_etrn_serialize, Alphabetical list of main options
smtp_load_reserve, Alphabetical list of main options
smtp_max_synprot_errors, Alphabetical list of main options
smtp_max_unknown_commands, Alphabetical list of main options
smtp_ratelimit_hosts, Alphabetical list of main options
smtp_ratelimit_mail, Alphabetical list of main options
smtp_ratelimit_rcpt, Alphabetical list of main options
smtp_receive_timeout, Alphabetical list of main options
smtp_reserve_hosts, Alphabetical list of main options
smtp_return_error_details, Alphabetical list of main options
socket, The lmtp transport
  use of in expansion, Expansion items
Solaris
  DBM library for, DBM libraries
  flock() support, Private options for appendfile
  LDAP, More about LDAP
  mail command, Command line options
  PAM support, Expansion conditions
  stopping Exim on, Stopping the Exim daemon on Solaris
sorting remote deliveries, Alphabetical list of main options
source routing
  in email address, Alphabetical list of main options
  in IP packets, IPv4 source routing
SPA authentication, Incorporated code
spa authenticator, The spa authenticator - Using spa as a client
spam
  ACL condition, ACL conditions
spam scanning, Scanning with SpamAssassin
  returned variables, Calling SpamAssassin from an Exim ACL
SpamAssassin
  scanning with, Scanning with SpamAssassin
spamd_address, Alphabetical list of main options , Scanning with SpamAssassin
split_spool_directory, Alphabetical list of main options
spool directory
  checking space, Alphabetical list of main options
  creating, Setting up the spool directory
  definition of, Terminology
  file locked, Other log entries
  files, Spool files
  files that hold a message, Handling an incoming message
  format of files, Format of spool files - Format of the -H file
  input sub-directory, Handling an incoming message
  path to, Alphabetical list of main options
  split, Alphabetical list of main options
spool file is locked, Reducing or increasing what is logged
spool files
  editing, Format of spool files
  format of, Format of spool files - Format of the -H file
spool_directory, Alphabetical list of main options
sprintf(), Use of sprintf()
SQL lookup types, SQL lookups
sqlite
  lock timeout, Alphabetical list of main options
sqlite lookup type, Query-style lookup types
SQLite lookup type, More about SQLite
sqlite_lock_timeout, Alphabetical list of main options
src/EDITME, Pre-building configuration
SRV record
  enabling use of, Private options for dnslookup
  in dnsdb lookup, More about dnsdb
  required to exist, Private options for dnslookup
srv_fail_domains, Private options for dnslookup
SSL (see TLS)
ssmtp protocol, Main configuration settings , Support for the obsolete SSMTP (or SMTPS) protocol , Support for the legacy “ssmtp” (aka “smtps”) protocol
STARTTLS
  ACL for, Alphabetical list of main options , Specifying when ACLs are used
stat expansion item, Expansion operators
statistics, Mail statistics (eximstats)
statvfs function, The stripcharts
sticky bit, Testing , Private options for appendfile
str2b64 expansion item, Expansion operators
string
  case forcing, Expansion operators
  comparison, Expansion conditions
  expansion (see expansion)
  format of configuration values, String values
  length in expansion, Expansion operators
  quoted, String values
  testing for IP address, Expansion conditions
string expansion
  definition of, Expanded strings
string list
  definition, List construction
stripchart, The stripcharts
strip_excess_angle_brackets, Alphabetical list of main options
strip_trailing_dot, Alphabetical list of main options
strlen expansion item, Expansion operators
subject, Private options for autoreply
  logging, Reducing or increasing what is logged
submission fixups
  suppressing, Use of the control modifier
submission mode, Use of the control modifier , Submission mode for non-local messages , The From: header line , The Sender: header line
substr, Expansion items
substr expansion item, Expansion operators
substring extraction, Expansion items , Expansion operators
suffix
  for local part; including in envelope, Generic options for transports
suffix for local part
  used in router, Generic options for routers
SUPPORT_TLS, Including TLS/SSL encryption support
symbolic link
  to build directory, Multiple machine architectures and operating systems
  to exim binary, Replacing another MTA with Exim
  to mailbox, Private options for appendfile , Operational details for appending
  to source files, The building process
synchronization checking in SMTP, Alphabetical list of main options , Use of the control modifier
syntax of common options, Common option syntax
syntax_errors_text, Private options for the redirect router
syntax_errors_to, Private options for the redirect router
syslog, Where the logs are written
  duplicate log lines; suppressing, Alphabetical list of main options
  facility; setting, Alphabetical list of main options
  process name; setting, Alphabetical list of main options
  timestamps, Alphabetical list of main options
syslog_duplication, Alphabetical list of main options
syslog_facility, Alphabetical list of main options
syslog_processname, Alphabetical list of main options
syslog_timestamp, Alphabetical list of main options
system aliases file, Installing Exim binaries and scripts
system filter, System-wide message filtering - Per-address filtering
  specifying, Alphabetical list of main options
  testing, Command line options
system log, Log files
system_filter, Alphabetical list of main options
system_filter_directory_transport, Alphabetical list of main options
system_filter_file_transport, Alphabetical list of main options
system_filter_group, Alphabetical list of main options
system_filter_pipe_transport, Alphabetical list of main options
system_filter_reply_transport, Alphabetical list of main options
system_filter_user, Alphabetical list of main options

### T

TCP/IP
  logging incoming remote port, Reducing or increasing what is logged
  logging ougtoing remote port, Reducing or increasing what is logged
  setting listening interfaces, Command line options , Starting the daemon and the use of network interfaces
  setting listening ports, Command line options , Starting the daemon and the use of network interfaces , Alphabetical list of main options
  setting outgoing port, Private options for smtp
tcpwrappers
  building Exim to support, Use of tcpwrappers
tcp_nodelay, Alphabetical list of main options
TCP_NODELAY on listening sockets, Alphabetical list of main options
tdb DBM library, DBM libraries
temp_errors, Private options for pipe
terminology definitions, Terminology
testing
  addresses, Command line options , Generic options for routers
  filter file, Command line options
  forward file, Command line options
  incoming SMTP, Command line options
  installation, Testing
  regular expressions, Testing regular expressions
  relay control, Command line options
  retry configuration, Command line options
  rewriting, Command line options , Testing the rewriting rules that apply on input
  string expansion, Command line options , Testing string expansions
  system filter, Command line options
  variables in drivers, Generic options for routers , Generic options for transports
text, Private options for autoreply
thawing messages, Command line options , Alphabetical list of main options , The queue menu
time interval
  decoding, Expansion operators
  formatting, Expansion operators
  specifying in configuration, Time interval values
timeout, The iplookup router , The queryprogram router , The lmtp transport , Private options for pipe
  for local_scan() function, Alphabetical list of main options
  for non-SMTP input, Command line options , Alphabetical list of main options
  for RFC 1413 call, Alphabetical list of main options
  for SMTP input, Command line options , Alphabetical list of main options
  frozen messages, Alphabetical list of main options
  mailbox locking, Private options for appendfile
  of retry data, Timeout of retry data
  of router, Generic options for routers
timeout_defer, Private options for pipe
timeout_frozen_after, Life of a message , Alphabetical list of main options
timezone, Alphabetical list of main options
  setting, Alphabetical list of main options
time_eval expansion item, Expansion operators
time_interval expansion item, Expansion operators
TLS
  advertising, Alphabetical list of main options
  automatic start, Command line options
  avoiding for certain hosts, Private options for smtp
  broken clients, Alphabetical list of main options
  client certificate revocation list, Private options for smtp
  client certificate verification, Alphabetical list of main options , Requesting and verifying client certificates , ACL conditions
  configuring an Exim client, Configuring an Exim client to use TLS
  configuring an Exim server, Configuring an Exim server to use TLS
  D-H parameters for server, Alphabetical list of main options
  esmtp state; remembering, Alphabetical list of main options
  including support for TLS, Including TLS/SSL encryption support
  logging cipher, Reducing or increasing what is logged
  logging peer DN, Reducing or increasing what is logged
  multiple message deliveries, Private options for smtp , Multiple messages on the same encrypted TCP/IP connection
  on SMTP connection, Encrypted SMTP connections using TLS/SSL
  OpenSSL vs GnuTLS, OpenSSL vs GnuTLS
  passing connection, Private options for smtp
  requiring for certain servers, Private options for smtp
  requiring specific ciphers, Alphabetical list of main options , Private options for smtp
  requiring specific ciphers (GnuTLS), Requiring specific ciphers in GnuTLS
  requiring specific ciphers (OpenSSL), Requiring specific ciphers in OpenSSL
  revoked certificates, Revoked certificates
  server certificate revocation list, Alphabetical list of main options
  server certificate verification, Private options for smtp
  server certificate; location of, Alphabetical list of main options
  server private key; location of, Alphabetical list of main options
  use without STARTTLS, Command line options
TLS client certificate
  location of, Private options for smtp
TLS client private key
  location of, Private options for smtp
tls_advertise_hosts, Alphabetical list of main options
tls_certificate, Alphabetical list of main options , Private options for smtp
tls_crl, Alphabetical list of main options , Private options for smtp
tls_dhparam, Alphabetical list of main options
tls_on_connect_ports, Alphabetical list of main options
tls_privatekey, Alphabetical list of main options , Private options for smtp
tls_remember_esmtp, Alphabetical list of main options
tls_require_ciphers, Alphabetical list of main options , Private options for smtp
  GnuTLS, Requiring specific ciphers in GnuTLS
  OpenSSL, Requiring specific ciphers in OpenSSL
tls_tempfail_tryclear, Private options for smtp
tls_try_verify_hosts, Alphabetical list of main options
tls_verify_certificates, Alphabetical list of main options , Private options for smtp
tls_verify_hosts, Alphabetical list of main options
tmail, Private options for pipe
to, Private options for autoreply
To: header line, Command line options
too many open files, Alphabetical list of main options
top bit (see 8-bit characters)
tr expansion item, Expansion items
trailing dot on domain, Alphabetical list of main options
training courses, Exim training
translate_ip_address, Generic options for routers
transport, Generic options for routers
  body only, Generic options for transports
  current directory for, Generic options for transports
  definition of, Processing an address for delivery
  external, Limitations
  filter, Expansion variables , Generic options for transports , How the command is run , Private options for smtp , Outgoing SMTP and LMTP over TCP/IP
  generic options for, Generic options for transports - Generic options for transports
  group; additional, Generic options for transports
  group; specifying, Generic options for transports
  header lines only, Generic options for transports
  header lines; adding, Generic options for transports
  header lines; removing, Generic options for transports
  header lines; rewriting, Generic options for transports
  home directory for, Generic options for transports
  local, Generic options for routers
  local; address batching in, Address batching in local transports
  local; current directory for, Current and home directories
  local; environment for, Environment for running local transports - Expansion variables derived from the address
  local; home directory for, Current and home directories
  local; uid and gid, Uids and gids
  message size; limiting, Generic options for transports
  return path; changing, Generic options for transports
  shadow, Generic options for transports
transport filter
  timeout, Generic options for transports
transport user
  specifying, Generic options for transports
transports
  appendfile, The appendfile transport - Non-special new file delivery
  autoreply, The autoreply transport - Private options for autoreply
  default, Transport configuration
  lmtp, The lmtp transport
  pipe, The pipe transport - Using an external local delivery agent
  smtp, The smtp transport - How the limits for the number of hosts to try are used
transport_current_directory, Generic options for routers
transport_filter, Generic options for transports
transport_filter_timeout, Generic options for transports
transport_home_directory, Generic options for routers
Tru64-Unix build-time settings, Overriding build-time options for Exim
trusted group, Alphabetical list of main options
trusted user, Command line options , Alphabetical list of main options , Privileged users
  definition of, Trusted and admin users
trusted_groups, Alphabetical list of main options
trusted_users, Alphabetical list of main options

### U

uc expansion item, Expansion operators
uid (user id)
  caller, Expansion variables
  Exim’s own, Alphabetical list of main options
  for queryprogram, The queryprogram router
  in spool file, Format of the -H file
  local delivery, Generic options for routers , Generic options for transports , Private options for pipe
  of originating user, Expansion variables
  system filter, Alphabetical list of main options , Specifying a system filter
  unknown caller, Alphabetical list of main options
umask, Private options for pipe
underscore in EHLO/HELO, Alphabetical list of main options
unfreezing messages, Command line options , Alphabetical list of main options , The queue menu
Unicode, Expansion operators
unknown host name, Host list patterns that match by host name , Host list patterns for single-key lookups by host name
unknown_login, Alphabetical list of main options
unknown_username, Alphabetical list of main options
unprivileged delivery, Alphabetical list of main options
unprivileged running, Running Exim without privilege
unqualified addresses, Alphabetical list of main options , Unqualified addresses
unseen, Generic options for routers
unseen option, Running an individual router , Adding and removing header lines in routers and transports
untrusted user
  setting sender, Alphabetical list of main options
untrusted_set_sender, Alphabetical list of main options
upgrading Exim, Upgrading Exim
upper casing, Expansion operators
user, Generic options for routers , Generic options for transports
  admin, Privileged users
  admin definition of, Trusted and admin users
  trusted, Command line options , Alphabetical list of main options , Privileged users
  trusted definition of, Trusted and admin users
  untrusted setting sender, Alphabetical list of main options
user name
  format of, User and group names
  maximum length, Alphabetical list of main options
use_bsmtp, Private options for appendfile , Private options for pipe
use_classresources, Private options for pipe
use_crlf, Private options for appendfile , Private options for pipe
USE_DB, DBM libraries , Making DBM files (exim_dbmbuild)
use_fcntl_lock, Private options for appendfile
use_flock_lock, Private options for appendfile
USE_GNUTLS, Including TLS/SSL encryption support
use_lockfile, Private options for appendfile
use_mbx_lock, Private options for appendfile
use_shell, Private options for pipe
USE_TCP_WRAPPERS, Use of tcpwrappers
UTF-8
  conversion from, Expansion operators
  in domain name, Alphabetical list of main options
utilities, Exim utilities - Mailbox maintenance (exim_lock)
UUCP
  example of router for, Manualroute examples
  From line, Command line options , Alphabetical list of main options , The UUCP From line
uucp_from_pattern, Alphabetical list of main options , The UUCP From line
uucp_from_sender, Alphabetical list of main options , The UUCP From line

### V

vacation processing, Simplified vacation processing
Variable Envelope Return Paths, Variable Envelope Return Paths (VERP)
variables (see expansion, variables)
verify, Generic options for routers
  ACL condition, ACL conditions
verifying
  EHLO, ACL conditions
  header syntax, ACL conditions
  HELO, ACL conditions
  not blind, ACL conditions
  recipient, ACL conditions
  redirection while, Redirection while verifying
  sender, ACL conditions
  sender in header, ACL conditions
  suppressing error details, Sender address verification reporting
verifying address
  by callout, Callout verification
  differentiating failures, Address verification
  options for, Address verification
  overview, Processing an address for verification
  using -bv, Command line options
verify_only, Generic options for routers
verify_recipient, Generic options for routers
verify_sender, Generic options for routers
VERP, Variable Envelope Return Paths (VERP)
version number of Exim
  verifying, Command line options
virtual domains, Virtual domains
virus scanners
  clamd, Scanning for viruses
  command line interface, Scanning for viruses
  DrWeb, Scanning for viruses
  F-Secure, Scanning for viruses
  Kaspersky, Scanning for viruses
  mksd, Scanning for viruses
  Sophos and Sophie, Scanning for viruses
virus scanning, Scanning for viruses
VRFY
  ACL for, Alphabetical list of main options , Specifying when ACLs are used
  processing, The VRFY and EXPN commands
VRFY error text
  display of, Special items in redirection lists

### W

warn
  ACL verb, ACL verbs , Adding header lines in ACLs
warn statement
  log when skipping, Reducing or increasing what is logged
warning of delay, Alphabetical list of main options
  customizing the message, Alphabetical list of main options , Customizing warning messages
warn_message_file, Alphabetical list of main options
web site, FTP and web sites
welcome banner for SMTP, Alphabetical list of main options
white space
  in configuration file, Configuration file format
  in header lines, Expansion items
  in lsearch key, Single-key lookup types
whoson lookup type, Query-style lookup types
widen_domains, Private options for dnslookup
wiki, FTP and web sites
wildcard lookups, Default values in single-key lookups , Partial matching in single-key lookups
wildlsearch lookup type, Single-key lookup types
window size, Main action buttons
wish list, Wish list
write_rejectlog, Alphabetical list of main options

### X

X-Failed-Recipients: header line, Permanent delivery failure
X-windows, Incorporated code , The Exim monitor
X11 libraries
  location of, Overriding build-time options for Exim

### Z

zero, binary (see binary zero)

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