I think branch parameter is required in Via. Vivek
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of sam n Sent: Tuesday, August 31, 2004 6:40 AM To: [EMAIL PROTECTED] Subject: [Sip-implementors] Canceling a pending INVITE Hello, I need to cancel an INVITE that was just sent, and am trying the method indicated in RFC 3261. Below is a small log of the SIP messages sent/received. <send INVITE> INVITE sip:[EMAIL PROTECTED] SIP/2.0 Call-ID: [EMAIL PROTECTED] CSeq: 590812 INVITE From: <sip:[EMAIL PROTECTED]>;tag=1508783231-1592972684 To: "1001" <sip:[EMAIL PROTECTED]> Via: SIP/2.0/UDP 192.168.0.16:1099 Max-Forwards: 70 Contact: "gernot" <sip:[EMAIL PROTECTED]:1099> User-Agent: C12 Phone Allow: ACK,BYE,CANCEL,INFO,INVITE,OPTIONS,PRACK,REFER,UPDATE,NOTIFY Content-Type: application/sdp Content-Length: 159 // sdp body <receive TRYING> SIP/2.0 100 Trying Via: SIP/2.0/UDP 192.168.0.16:1099;branch=z9hG4bK2a812a1942f6c5e7081b1c7505d45b8c From: <sip:[EMAIL PROTECTED]>;tag=1508783231-1592972684 To: "1001" <sip:[EMAIL PROTECTED]> Call-ID: [EMAIL PROTECTED] CSeq: 590812 INVITE Content-Length: 0 <receive RINGING> SIP/2.0 180 Ringing Via: SIP/2.0/UDP 192.168.0.16:1099;branch=z9hG4bK2a812a1942f6c5e7081b1c7505d45b8c From: <sip:[EMAIL PROTECTED]>;tag=1508783231-1592972684 To: "1001" <sip:[EMAIL PROTECTED]>;tag=1229238695-1093914397502 Call-ID: [EMAIL PROTECTED] CSeq: 590812 INVITE Allow: ACK,BYE,CANCEL,INFO,INVITE,OPTIONS,PRACK,REFER,UPDATE,NOTIFY Supported: 100rel Contact: <sip:192.168.0.170:5060> Remote-Party-ID: "Jill Tester"<sip:[EMAIL PROTECTED];user=phone>;screen=yes;party=called;priva cy=off;id-type=subscriber Content-Length: 0 <send CANCEL> CANCEL sip:[EMAIL PROTECTED] SIP/2.0 Call-ID: [EMAIL PROTECTED] CSeq: 590812 CANCEL From: <sip:[EMAIL PROTECTED]>;tag=1508783231-1592972684 To: "1001" <sip:[EMAIL PROTECTED]> Via: SIP/2.0/UDP 192.168.0.16:1099 Max-Forwards: 70 User-Agent: C12 Phone Contact: "gernot" <sip:[EMAIL PROTECTED]:1099> Content-Length: 0 <receive OK for CANCEL> SIP/2.0 200 OK Via: SIP/2.0/UDP 192.168.0.16:1099;branch=z9hG4bK4f4ef2cc44a8b287fda3dd08df6fdebd From: <sip:[EMAIL PROTECTED]>;tag=1508783231-1592972684 To: "1001" <sip:[EMAIL PROTECTED]> Call-ID: [EMAIL PROTECTED] CSeq: 590812 CANCEL Content-Length: 0 However, after this, i do not receive a 487 Request Terminated response, and the remote user's phone proceeds to ring. Could anyone kindly tell me where i'm going wrong. Thanks in advance. Regards, Sam _______________________________________________ Sip-implementors mailing list [EMAIL PROTECTED] http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors Confidentiality Notice The information contained in this electronic message and any attachments to this message are intended for the exclusive use of the addressee(s) and may contain confidential or privileged information. If you are not the intended recipient, please notify the sender at Wipro or [EMAIL PROTECTED] immediately and destroy all copies of this message and any attachments. _______________________________________________ Sip-implementors mailing list [EMAIL PROTECTED] http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors
