Home Download FAQ / Knowledge Base Screenshots Documentation Support Roadmap

citserver

Citadel server core

SYNOPSIS

citserver [-c] [-lLogFacility] [-xDebugLevel ] [-hHomeDir]

DESCRIPTION

Citadel Server (the binary name is citserver) is the core of the Citadel Suite. It provides data storage and connection-oriented protocols such as IMAP/POP/SMTP. citserver will usualy be spawned via a system service such as systemd or sysvinit.

OPTIONS

Switch		Result
------		------
-c		Confirm binary compatibility and then exit.  Used only for testing.
-l		Log facility.  Usually "mail"
-h[HomeDir]	Data directory for this Citadel installation.
-x		debug level (1 to 9)

DEFAULTS

Default port bindings opened by citserver:

Port	Description
----	-----------
25	SMTP (MTA)
110	POP3
143	IMAP
504	Citadel protocol
587	SMTP (MSA)

Optional port bindings opened if you enable them:

465	SMTPS
993	IMAPS
995	POP3S

Unix Domain Sockets opened by citserver:

Socket name		Purpose
-----------		-------
citadel.socket		Citadel
lmtp.socket		LMTP
lmtp-unfiltered.socket	LMTP, bypassing spam filters

FILES

In a self-contained build (Easy Install, Docker, etc.) all files will be stored in the /usr/local/citadel hierarchy.

In an LHFS build (used by some package maintainers), the following directory locations apply:

/usr/share/citadel-server	Citadel's messages and help files
/var/lib/citadel		Citadel data files
/var/run/citadel		volatile files like the Unix Domain Sockets
/etc/citadel			Citadel configuration files
/etc/init.d/citadel		init script for CitServer; add reboot-safe parameters here.
/etc/default/citadel		Options to /etc/init.d/citadel in LHFS installations

HISTORY

1987 - Now the Uncensored Communications Group

There are no social media links here. Enjoy a friendly Citadel community instead. Or go outside.