Why the call is completed if i use an SIP client (MICROSIP) connected to the trunk?
In 3CX i receive a BYE from carrier. This happens to some calls intra-carrier only.
BYE sip:
[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP xxxxxxx:5060;branch=z9hG4bKr8kacp20509st590mf00cd0000010.1...