U 2010/06/27 18:47:02.297495 87.106.166.145:5060 -> 220.224.129.21:5060
ACK sip:37410546747@220.224.129.21:5060;transport=udp SIP/2.0.
Via: SIP/2.0/UDP 87.106.166.145;branch=z9hG4bK776b.e75322f4.2.
Via: SIP/2.0/UDP 66.234.138.73:5061;received=66.234.138.73;rport=5061;branch=z9hG4bKbe5a885b21dd0df31efa8c1755513557.
Max-Forwards: 69.
From: <sip:18182557014@66.234.138.73>;tag=cb03c668354a2033d2da31f4f053bb0f.
To: <sip:37410546747@87.106.166.145>;tag=97.56.30.751064+1+72cb0041+305c70f4.
Call-ID: BB2ECAED-814A11DF-8DD39643-3FD0180@66.234.138.68.
CSeq: 200 ACK.
Expires: 300.
User-Agent: Sippy.
.