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Explain mandatory and header field in an INVITE Method? Explain with a call flow
robert 17-November-2007 04:16:07 PM

Comments



An example INVITE request with a SDP message body is shown below:

INVITE sip: 9812345@sduta.edu;user=phone SIP/2.0
Via: SIP/2.0/UDP sduta.edu:5060; branch=z9hg4bk1d32hr4
Max-Forwards: 100
TO:
From: Robert Cooper
; tag=817234
Call ID : 12-45-a5-46-f5@ sduta.edu
CSeq: 1 INVITE
Subject: Train Timetables
Contact: sip:c. rcooper@sduta.edu
Content-Type: application/sdp
Content-Length : 151

V=0
O=cooper 3888842326 7890844532 IN IP4 rcooper@sduta.edu
S=phone call
C=IN IP4 10.71.72.83
T=0 0
M=audio 49172 RTP/AVP 0
A= rtpmap:PCMU/8000

Posted by nestor

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