Guy Hulbert writes: > On Tue, 2006-03-10 at 15:22 -0700, George Hartzell wrote: > > Both he and I are behind NATing routers. > > > > I can't get examples/PlaceCall/PlaceCall to complete a call with him. > > His phone will ring and he can accept the call, but nothing happens. > > You need to use a STUN server.
I've tried adding -S stunserver.org or -S stun.fwd.org and the PlaceCall logs reports failures with "STUN failed to obtain binding from stun.fwd.org (attempt=5)\n". > The SIP part of things is just negotiates the connection. A SIP phone > also uses RTP for the media stream and without a SIP-aware firewall you > need to let your firewall know to let RTP packats through on the right > port. That is what STUN does. > > Your description seems to match this scenario exactly. > > I managed to avoid STUN by using Asterisk and IAX (a TCP protocol) to > connect SipXPBX through my firewall. So I can't help with the details. I'd love to find some test that I can just do with myself in the privacy of my own office.... Seems like the PlaceCall/ReceiveCall pair should do it, but.... g. _______________________________________________ sipxtapi-dev mailing list [email protected] List Archive: http://list.sipfoundry.org/archive/sipxtapi-dev/
