INVITE sip:vivekg@chair.dnrc.bell-labs.com:5060 SIP/2.0
Via: SIP/2.0/UDP 135.180.130.133:5060
Via: SIP/2.0/TCP 12.3.4.5:5060;branch=9ikj8
Via: SIP/2.0/UDP 1.2.3.4:5060;hidden
From: "J Rosenberg \\\""<sip:jdrosen@lucent.com:5060>;tag=98asjd8
To: <sip:vivekg@chair.dnrc.bell-labs.com:5060>;tag=1a1b1f1H33n
Call-ID: 0ha0isndaksdj@10.1.1.1
CSeq: 8 INVITE
Contact: "Quoted string \"\"" <sip:jdrosen@bell-labs.com:5060>
Contact: tel:4443322
Content-Type: application/sdp
Content-Length: 152
NewFangledHeader: newfangled value more newfangled value

v=0
o=mhandley 29739 7272939 IN IP4 126.5.4.3
s=
c=IN IP4 135.180.130.88
m=audio 49210 RTP/AVP 0 12
m=video 3227 RTP/AVP 31
a=rtpmap:31 LPC/8000