---
name: "mailfromd"
section: "8"
platform: "linux"
package: "mailfromd"
version: "9.0-1+b2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/mailfromd"
---

# mailfromd(8)

a general-purpose mail filtering daemon

## NAME

mailfromd - a general-purpose mail filtering daemon

## SYNOPSIS

**mailfromd** \[*OPTION*...\] \[*var=value*...\]\[*SCRIPT*\]

## DESCRIPTION

mailfromd **--** a general purpose milter daemon

-

  Operation modifiers

- **--daemon**

  run in daemon mode (default)

- **-E**

  preprocess source files and exit

**--lint**, **--syntax-check** check syntax and exit

- **--run**\[=*FUNC*\]

  run script and execute function FUNC ("main" if not given)

- **--show-defaults**

  show compilation defaults

- **-t**, **--test**\[=*HANDLER*\]

  run in test mode

-

  General options

- **--callout-socket**=*STRING*

  set callout socket

- **--echo**\[=*FILE*\]

  divert output of the "echo" instruction to FILE

- **-I**, **--include-path**=*DIR*

  add the directory DIR to the list of directories to be searched for header files

- **--mtasim**

  run in mtasim compatibility mode

- **-O**, **--optimize**\[=*LEVEL*\]

  set code optimization level

- **-P**, **--module-path**=*DIR*

  add the directory DIR to the list of directories to be searched for MFL module files

- **-p**, **--port**, **--milter-socket**=*STRING*

  set communication socket

- **--relayed-domain-file**=*FILE*

  read relayed domains from FILE

- **--resolv-conf-file**=*FILE*

  read resolver configuration from FILE

- **-v**, **--variable**=*VAR=VALUE*

  assign VALUE to VAR

-

  Preprocessor options

- **-D**, **--define=NAME**\[=*VALUE*\]

  define a preprocessor symbol NAME as having VALUE, or empty

- **--no-preprocessor**

  disable the use of external preprocessor

- **--preprocessor**\[=*COMMAND*\]

  use command as external preprocessor

- **-U**, **--undefine**=*NAME*

  undefine a preprocessor symbol NAME

-

  Timeout control

- **--milter-timeout**=*TIME*

  set MTA connection timeout

-

  Informational and debugging options

- **--dump-code**

  dump disassembled code

- **--dump-grammar-trace**

  dump grammar traces

- **--dump-lex-trace**

  dump lexical analyzer traces

- **--dump-macros**

  show used Sendmail macros

- **--dump-tree**

  dump parser tree

- **--gacopyz-log**=*LEVEL*

  set Gacopyz log level

- **--\[no-\]location-column** print location column numbers in compiler

  diagnostics messages

- **--\[no-\]stack-trace**

  enable stack traces on runtime errors

- **--\[no-\]trace**

  trace executed actions

- **--trace-program**\[=*MODULES*\]

  enable filter program tracing

- **--xref**, **--dump-xref**

  produce a cross-reference listing

-

  Global debugging settings

- **--debug-level**=*LEVEL*

  set Mailutils debugging level

**--\[no-\]debug-line-info** show source info with debugging messages

- **--log-facility**=*FACILITY*

  output logs to syslog FACILITY

- **-M**, **--mailer**=*MAILER*

  use specified URL as the default mailer

-

  Server configuration modifiers

- **--foreground**

  stay in foreground

- **-g**, **--group**=*NAME*

  retain the supplementary group NAME when switching to user privileges

- **--pidfile**=*FILE*

  set pidfile name

- **-S**, **--source-ip**=*ADDRESS*

  set source address for TCP connections

- **--single-process**

  run in single-process mode

- **--state-directory**=*DIR*

  set new program state directory

- **-u**, **--user**=*NAME*

  switch to this user privileges after startup

-

  Logging and debugging options

- **-d**, **--debug**=*LEVEL*

  set debugging level

- **--log-tag**=*STRING*

  set the identifier used in syslog messages to STRING

- **--logger**=*STREAM*

  select logger stream

- **--\[no-\]source-info**

  debug messages include source information

- **--stderr**

  log to stderr

- **--syslog**

  log to syslog (default)

- **-X**, **--\[no-\]transcript**

  enable transcript of SMTP sessions

-

  Configuration handling

- **--config-file**=*FILE*

  load this configuration file; implies **--no-config**

- **--config-lint**

  check configuration file syntax and exit

- **--config-verbose**

  verbosely log parsing of the configuration files

- **--no-site-config**, **--no-config**

  do not load site-wide configuration file

- **--set**=*PARAM=VALUE*

  set configuration parameter

-

  Informational options

- **--config-help**

  show configuration file summary

- **--show-config-options**

  show compilation options

- \-?, **--help**

  give this help list

- **--usage**

  give a short usage message

- **-V**, **--version**

  print program version

Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.

## AUTHOR

Written by Sergey Poznyakoff.

## REPORTING BUGS

Report bugs to \<bug-mailfromd@gnu.org.ua\>. mailfromd home page: \<http://www.gnu.org.ua/software/mailfromd\>

## COPYRIGHT

Copyright © 2005-2023 Sergey Poznyakoff License GPLv3+: GNU GPL version 3 or later \<http://gnu.org/licenses/gpl.html\>\
 This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

## SEE ALSO

The full documentation for **mailfromd** is maintained as a Texinfo manual.  If the **info** and **mailfromd** programs are properly installed at your site, the command

-

  **info mailfromd**

should give you access to the complete manual.