I’m running Asterisk 11.2.1 with a2billing. Everything is fine and working, but while I’m dialing to any number which is offline its replying nothing and waiting as
for while and terminate call with
Got SIP response 480 "Temporarily Unavailable" back from 96.xxx.1xx.138:5060
-- SIP/bd-trunk-00000028 is circuit-busy
Does anybody have such experience ? Any solution for this ??