i want make a call through server A to another client with dynamic IP registered in Server B.
how can i do that?
i had create the client in server B.
sip.conf (context:default )
[gerson] disallow=all allow=ulaw allow=alaw type=friend username=gerson secret=gerson host=dynamic dtmmode=inband mailbox=2000 context=default
then what i need to do in the extensions.conf?