SIP trunk between two trusted Asterisk servers

[vieridipaola]

Please refer to:

PJSIP-chan_sip trunk with authentication

Hi, I’m trying to connect two Asterisk servers in the same LAN: one is v. 16 and the other is v. 1.4. I am progressively moving the user extensions/endpoints from 1.4 to 16, but I need a SIP trunk between the two servers so that calls are made both ways (ie. I want extensions in 1.4 to able to call extensions in 16 and vice versa). I tried setting up a “friend” trunk without authentication, but it didn’t work out. So I tried the following configuration which works for users calling from 16 t…