RTSP/1.0 200 OK
Server: TVT RTSP Server/1.0.0
CSeq: 1
Public: OPTIONS, DESCRIBE, SETUP, TEARDOWN, PLAY, GET_PARAMETER, SET_PARAMETER

eSIP 20x-30.14.29.173

SIP/2.0 200 OK
Via: SIP/2.0/UDP nm;rport=26810;received=224.76.122.226;branch=foo
Call-ID: 50000
From: <sip:nm@216.14.72.228>;tag=root
To: <sip:nm2@nm2>;tag=foo
CSeq: 42 OPTIONS
Accept: application/sdp, application/dialog-info+xml, application/simple-message-summary, application/simple-message-summary, application/xpidf+xml, application/cpim-pidf+xml, application/pidf+xml, application/pidf+xml, application/dialog-info+xml, message/sipfrag;version=2.0
Allow: OPTIONS, NOTIFY, SUBSCRIBE, NOTIFY, PUBLISH, INVITE, ACK, BYE, CANCEL, UPDATE, PRACK, MESSAGE, REFER, REGISTER
Supported: 100rel, timer, replaces, norefersub
Accept-Encoding: text/plain
Accept-Language: en
Server: eSIP 20x-30.14.29.173
Content-Length:  0

head\x03\x00\x00\x00\x01\x14\x00\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x18\xaez\xe9c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00