search for: wizadry

...no' to your peer configurations in case you change the global setting. > I'll add directmedia = no to the peer configuration, and I'll remove canreinvite at all since I definitely won't use Asterisk below major version 13 any more. > With your firewall having the SIP and RTP wizadry disabled and Asterisk set up to use Session-Timers and NAT your connection (you may need to set up port forwardings for RTCP to work) it would be interesting to know if the following dialplan will allow T.38 to be established. > > [david_t38_inbound] > exten => _00., 1, NoOp() > s...

...n => _00., 1, NoOp() >> same => n, Answer() >> same => n, Progress() >> same => n, Set(FAXOPT(gateway)=yes) >> same => n, Dial(SIP/${EXTEN}@USERNAME_PROVIDER) >> same => n, Hangup() >> >> > > With your firewall having the SIP and RTP wizadry disabled and Asterisk > set up to use Session-Timers and NAT your connection (you may need to > set up port forwardings for RTCP to work) it would be interesting to > know if the following dialplan will allow T.38 to be established. > > > [david_t38_inbound] > exten => _00.,...

Hello, at first, thanks for helping! In the meantime, I have done a lot of research and trial and error, and I could solve that specific problem. Obviously, the dialplan application "Answer" was playing a key role here. My original dialplan snippet (which produced that problem) was: exten => _00., 1, NoOp() same => n, Set(FAXOPT(gateway)=yes) same => n,