>>> "Matthew Kitchin (public/usenet)" <[email protected]> 01/27/11 >>> 12:34 PM >>> >>I think I see where the problem occurs in the sip trace, but I don't >>have the sip knowledge to understand why. >> >>Any help would be greatly appreciated.
Ok, I've reviewed your traces and your wiresharks. You've got some serious issues here. First, It doesn't seem to be the sip trunk provider not liking the codec. The trunk does successfully go from G.729 to G.711 for the MoH. And the MoH can be heard in the wireshark RTP. But here is the big issue. Your phone is sending the reinvite for MoH or transfer directly to sipxbridge. Sipxbridge freaks and says "Request not sent by proxy". Your phone should never be sending a reinvite bypassing the proxy. It should be sending a refer to the proxy and it sends it to sipxbridge which then reinvites the trunk. I have seen this in two scenerios 1. You have a second nic in sipx 2. Your DNS is wrong. I'd start there. Beyond that I'd think you have somthing wrong in your phone profiles. You could take a phone to factory defaults and generate a fresh profile that is not part of any phone group that may have some goofy settings. -M
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