INVITE sip:33670623762@xx.97.9.84:5060 SIP/2.0
Via: SIP/2.0/UDP  xx.13.51.140:5060
From: "anonymous" <sip:493434287@xx.13.51.140>;tag=5CB99CF4-1C0E
To: <sip:33670623762@xx.97.9.84>
Date: Fri, 22 Jun 2007 09:44:56 GMT
Call-ID: 112C46AF-1FDC11DC-A525B0F8-F935EEDD@217.13.51.140
Supported: timer,100rel
Min-SE:  1800
Cisco-Guid: 287874343-534516188-2770514168-4181061341
User-Agent: Cisco-SIPGateway/IOS-12.x
Allow: INVITE, OPTIONS, BYE, CANCEL, ACK, PRACK, COMET, REFER, SUBSCRIBE, NOTIFY, INFO
CSeq: 101 INVITE
Max-Forwards: 6
Remote-Party-ID: <sip:493434287@xx.13.51.140>;party=calling;screen=yes;privacy=full
Timestamp: 1182505496
Contact: <sip:493434287@xx.13.51.140:5060>
Expires: 180
Allow-Events: telephone-event
Content-Type: application/sdp
Content-Length: 253

v=0
o=CiscoSystemsSIP-GW-UserAgent 7813 8761 IN IP4 xx.13.51.140
s=SIP Call
c=IN IP4 xx.13.51.140
t=0 0
m=audio 19022 RTP/AVP 8 0 18
c=IN IP4 xx.13.51.140
a=rtpmap:8 PCMA/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:18 G729/8000
a=fmtp:18 annexb=no