search for: doorstation

...now asterisk in and out including how to troubleshoot sip and rtp. I have a device that this acting very strange and I need to prove it's the device code and not an issue with my setup. Very simple setup, all local no nat... Grandstream video phone and a AIphone IX-MX7 door station. PJSIP ... doorstation to grandstream 3370 works perfectly. Early video works as well. PJSIP ... grandtream to doorstation I get a error from the doorstation I get SIP/2.0 400 Bad Request To: <sip:104 at 192.168.1.10>;tag=ec09c0b4zps4.0.0 From: "108"<sip:108 at 192.168.1.154>;tag=bcaee3d1-d6d1-4354...

...with asterisk... I'm currently using asterisk 12.2.x. I tried with all kinds of combinations of "prematuremedia" and "progressinband" in sip.conf and many different dialplan-extension-"scripts" but to no avail... sniffing with wireshark shows me, that the caller (doorstation) is sending H.264 video but the RTP video stream is not passed on to the callee by asterisk. (establishing a direct-video - without preview - call does work of course) is it at all possible with a default asterisk installation? maybe using chan_pjsip instead of chan_sip? do the "prematuremed...