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Incoming Call drop after 32 seconds

FreePBX Endpoints

Stewart1 (Stewart) March 21, 2024, 3:20am 3

A long thread but I’m reasonably certain it’s your situation:

Migrating sip to pjsip trunk problem, incoming call drops after 32 seconds General Help

Hello, I am trying to migrate one of my sip trunks to pjsip, with no success. Everything works, except incoming calls are dropped after 32 seconds. While everything points to NAT problem, I can not figure why this is happening and which pjsip configuration file has to be changed. I am using FreePBX 14 and asterisk 13. When call comes on standard sip trunk, INVITE is sent from provider, and replied with 100 trying followed by 200 OK. Afterwards, ACK is sent from provider. In pjsip case, ACK is …

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