asterisk -VERSION (return code: 0)
Asterisk 13.17.1~dfsg-1ubuntu1
asterisk -h (return code: 0)
Asterisk 13.17.1~dfsg-1ubuntu1, Copyright (C) 1999 - 2014, Digium, Inc. and others.
Usage: asterisk [OPTIONS]
Valid Options:
-V Display version number and exit
-C <configfile> Use an alternate configuration file
-G <group> Run as a group other than the caller
-U <user> Run as a user other than the caller
-c Provide console CLI
-d Enable extra debugging
-f Do not fork
-F Always fork
-g Dump core in case of a crash
-h This help screen
-i Initialize crypto keys at startup
-L <load> Limit the maximum load average before rejecting new calls
-M <value> Limit the maximum number of calls to the specified value
-m Mute debugging and console output on the console
-n Disable console colorization
-p Run as pseudo-realtime thread
-q Quiet mode (suppress output)
-r Connect to Asterisk on this machine
-R Same as -r, except attempt to reconnect if disconnected
-s <socket> Connect to Asterisk via socket <socket> (only valid with -r)
-t Record soundfiles in /var/tmp and move them where they
belong after they are done
-T Display the time in [Mmm dd hh:mm:ss] format for each line
of output to the CLI
-v Increase verbosity (multiple v's = more verbose)
-x <cmd> Execute command <cmd> (implies -r)
-X Execute includes by default (allows #exec in asterisk.conf)
-W Adjust terminal colors to compensate for a light background