There is a user=phone issue within the 180's To header. It is inside the brackets for INVITE; it is outside for 180.
> -----Original Message----- > From: [email protected] > [mailto:[email protected]] On > Behalf Of Andrew Wood > Sent: Monday, January 05, 2009 5:39 PM > To: [email protected] > Subject: [Sip-implementors] 180 being ignored by phone > > Im trying to implement a simple forking proxy server. > In the example below the calling phone (200) is on > 192.168.254.1 The called phone (201) is on 192.168.254.2 The > proxy is at 192.168.254.254 > > Following is the Invite received by the proxy from the > caller, and the 180 which the proxy sends back to the caller. > The phone rings, and the 180 is modified and forwarded back > but the caller doesnt get a ring tone. > Ive checked them over and over and cant see whats wrong with them. > > Am I overlooking something here? > > Thanks for any help > > Andrew > > > INVITE sip:[email protected];user=phone SIP/2.0 > Via: SIP/2.0/UDP 192.168.254.1:5060;branch=z9hG4bK1db88668c5d780ae > Contact: <sip:[email protected]:5060;user=phone;transport=udp> > To: <sip:[email protected];user=phone> > From: <sip:[email protected];user=phone>;tag=4260414991 > Call-ID: [email protected] > CSeq: 2 INVITE > Expires: 300 > Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, > REGISTER, PRACK, UPDATE > Content-Type: application/sdp > Proxy-Authorization: Digest > username="userA",realm="",nonce="1231192060:64976ad5abf3f2b1e8 > f9d72b7c7e71b9",uri="sip:[email protected]",response="b6e1d9 > faa7b9dbb897250f531c5cc092",qop=auth-int,nc=00000001,cnonce="f > 9919a53" > > Supported: replaces, 100rel > User-Agent: Cisco-CP7912/8.0.0-060111A > Content-Length: 286 > > v=0 > o=200 10340144 10340144 IN IP4 192.168.254.1 s=Cisco 7912 SIP > Call c=IN IP4 192.168.254.1 t=0 0 m=audio 16384 RTP/AVP 0 18 > 8 101 a=rtpmap:0 PCMU/8000/1 > a=rtpmap:18 G729/8000/1 > a=fmtp:18 annexb=yes > a=rtpmap:8 PCMA/8000/1 > a=rtpmap:101 telephone-event/8000 > a=fmtp:101 0-15 > > ============================================================== > =================== > > > SIP/2.0 180 Ringing > Via: SIP/2.0/UDP 192.168.254.1:5060;branch=z9hG4bK1db88668c5d780ae > Contact: <sip:[email protected]:5060;user=phone;transport=udp> > To: <sip:[email protected]:5060>;user=phone;tag=3440312132 > From: <sip:[email protected];user=phone>;tag=4260414991 > Call-ID: [email protected] > CSeq: 2 INVITE > Allow: ACK, BYE, CANCEL, INVITE, NOTIFY, OPTIONS, REFER, > REGISTER, PRACK, UPDATE > Server: Cisco-CP7912/8.0.0-060111A > Content-Length: 0 > > _______________________________________________ > Sip-implementors mailing list > [email protected] > https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
