Hi Experts, I have a query... Is there any significance of branch parameter value set to 0 in Via Hdr. I am trying to call a UA registered to "voip.brujula.net". When I am getting ACK , the one of the Via Branch is set to 0.
TIA, Jayesh A Sangpal D-Link India Ltd. Bangalore India ------------------------------------------------------------------------------------------------------------------------ INVITE sip:[EMAIL PROTECTED] SIP/2.0 Record-Route: <sip:[EMAIL PROTECTED];ftag=17515;lr=on> Via: SIP/2.0/UDP 200.68.120.81;branch=z9hG4bK6eca.f85484d1.0 Via: SIP/2.0/UDP 202.62.83.106:5060;branch=z9hG4bK-8961 From: 8501505388 <sip:[EMAIL PROTECTED]>;tag=17515 To: <sip:[EMAIL PROTECTED]> Call-ID: [EMAIL PROTECTED] Contact: <sip:[EMAIL PROTECTED]:5060> CSeq: 1 INVITE Max-Forwards: 69 Content-Length: 119 Authorization: Digest username="8501505388",realm="voip.brujula.net",nonce="4229a4e5ede761ac6fd8a33ce455667c384274a2",uri="sip:voip.brujula.net",algorithm=MD5,response="5b9253f6a995a2bba68979031cf47dda" User-Agent: D-Link DPH80 (TW-3.120) Content-Type: application/sdp v=0 o=dlink 4526 9013 IN IP4 202.62.83.106 s=Session SDP c=IN IP4 202.62.83.106 t=0 0 m=audio 6958 RTP/AVP 0 0 0 ------------------------------------------------------------------------------------------------------------------------ SIP/2.0 200 OK Call-ID: [EMAIL PROTECTED] Contact: sip:[EMAIL PROTECTED] Content-Length: 172 Content-Type: application/sdp CSeq: 1 INVITE From: 8501505388 <sip:[EMAIL PROTECTED]>;tag=17515 Max-Forwards: 70 Record-Route: <sip:[EMAIL PROTECTED];lr> To: <sip:[EMAIL PROTECTED]>;tag=1 User-Agent: D-Link Mickey UA/Ver 3.66 Via: SIP/2.0/UDP 200.68.120.81;branch=z9hG4bK6eca.f85484d1.0 Via: SIP/2.0/UDP 202.62.83.106;branch=z9hG4bK-8961 v=0 o=dlink 9013 9013 IN IP4 192.168.10.154 s=Session SDP c=IN IP4 192.168.10.154 t=0 0 m=audio 7020 RTP/AVP 0 96 a=rtpmap:96 telephone-event/8000/2 a=fmtp:96 0-15 --------------------------------------------------------------------------------------------------------------------- ACK sip:[EMAIL PROTECTED] SIP/2.0 Record-Route: <sip:[EMAIL PROTECTED];ftag=17515;lr=on> Via: SIP/2.0/UDP 200.68.120.81;branch=0 Via: SIP/2.0/UDP 202.62.83.106:5060;branch=z9hG4bK-10476 From: 8501505388 <sip:[EMAIL PROTECTED]>;tag=17515 To: <sip:[EMAIL PROTECTED]>;tag=1 Call-ID: [EMAIL PROTECTED] Contact: <sip:[EMAIL PROTECTED]:5060> CSeq: 1 ACK Max-Forwards: 69 Content-Length: 0 User-Agent: D-Link DPH80 (TW-3.120) --------------------------------------------------------------------------------------------------------------------- _______________________________________________ Sip-implementors mailing list [email protected] http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors
