List of Asterisk SIP Errors
1xx = SIP/2.0 informational responses 100 Trying - request is being processed SIP/2.0 180 Ringing - location of the called user has been determined. Incoming call signal has been issued SIP/2.0 181 Call is Being Forwarded - proxy server is forwarding the call to another user SIP/2.0 182 Call is…

