Displaying 1 result from an estimated 1 matches for "b4d652eb".
2008 Mar 06
1
Call Manager as trunk
I have Asterisk 1.4 tied via SIP to a Cisco Callmanager 6.1 system. Calls
between the systems (ie. extension to extension) work perfectly.
However when I attempt to make an outside call from an Asterisk extension
through Call Manager to the outside world, it connects but only for a few
seconds, and on the Asterisk console I get:
Got SIP response 503 "Service Unavailable" back from (ip