-Length header INVITE sip:schockley@transistor.org SIP/2.0 Stateless proxy Via: SIP/2.0/UDP 9.8.7.6:5060;branch=z9hG4bk1.1 does not send 100 Via: SIP/2.0/UDP discrete.sampling.org:5060;branch=z9hG4bK5654 Max-Forwards: 69 From: Shannon <sip:shannon@sampling.org> To: Schockley <sip:shockley@transistor.com> Call-ID: adf8gasdd7f1d@discrete.sampling.org CSeq: 1 INVITE Contact: <sip:Shannon@discrete.sampling.org> Date: Sat, 8 Jul 2000 08:23:00 GMT Content-Length: 0 SIP/2.0 100 Trying <Stateful proxy does send 100 Via: SIP/2.0/UDP 9.8.7.6:5060; bbranch=z9hG4bk1.1 Via: SIP/2.0/UDPdiscrete.sampling.org:5060;branch=z9hG4bk565 From: Shannon sip:shannon@sampling.org>;tag=cgdf4 To: Schockley <sip:shockley@transistor.com> Call-ID: adf8gasdd7f1d@discrete.sampling.org CSeq: 1 INVITE Content-Length: 0 SIP: Understanding the Session Initiation Protocol INVITE sip:schockley@transistor.org SIP/2.0 Via: SIP/2.0/UDP .9.8.7:52103;branch=z9hG4bkff7d.: Via: SIP/2.0/UDP 9.8.7.6:5060;branch=z9hG4bk1.1 Via: SIP/2.0/UDP discrete.sampling.org:5060;branch=z9hG4bK5654 Max-Forwards: 68 From: Shannon <sip:shannon@sampling.org>;tag=cgdf4 To: Schockley <sip:shockley@transistor.com> Call-ID: adf8gasdd7fld@discrete.sampling.org CSeq: 1 INVITE Contact: <sip:Shannon@discrete.sampling.org> Date: Sat, 8 Jul 2000 08:23:00 GMT Content-Length: 0 SIP/2.0 180 Ringing Via: SIP/2.0/UDP 10.9.8.7:52103;branch=z9hG4bkff7d.1 Via: SIP/2.0/UDP 9.8.7.6:5060;branch=z9hG4bk1.1 Via: SIP/2.0/UDP discrete.sampling.org:5060;branch=z9hG4bK5654 From: Shannon ip:shannon@sampling.org>;tag=cgdf4 To: Schockley k<sip:shockley@transistor.com>;tag= Call-ID: adf8gasdd7f1d@discrete.sampling.org CSeq: 1 INVITE Contact: <sip:shockley@4.5.6.7> Content-Length: 0 SIP/2.0 180 Ringing Via: SIP/2.0/UDP 9.8.7.6:5060;branch=z9hG4bk1.1 Via: SIP/2.0/UDP discrete.sampling.org:5060;branch=z9hG4bK5654 From: Shannon sip:shannon@sampling.org>;tag=cgdf4 To: Schockley <sip:shockley@transistor.com>;tag Call-ID: adf8gasdd7fld@discrete.sampling.org CSeq: 1 INVITE Contact: <sip:shockley@4.5.6.7> Content-Len