modules.conf
[modules]
autoload=yes
preload => pbx_config.so
preload => chan_local.so
preload => chan_sip.so
~# asterisk -r
asterisk*CLI>reload
...
-- Reloading module 'app_queue.so' (True Call Queueing)
...
-- Reloading module 'chan_sip.so' (Session Initiation Protocol (SIP))
...