U 2010/06/27 14:42:15.346487 87.106.166.145:5060 -> 220.224.129.21:5060
ACK sip:37410738995@220.224.129.21:5060;transport=udp SIP/2.0.
Via: SIP/2.0/UDP 87.106.166.145;branch=z9hG4bKaf1e.ca9d27f3.2.
Via: SIP/2.0/UDP 66.234.138.73:5061;received=66.234.138.73;rport=5061;branch=z9hG4bK20b59d4e5327627554d6c757adba3a12.
Max-Forwards: 69.
From: <sip:18182557014@66.234.138.73>;tag=5ff01a7009da6e15074aaf974ef0116a.
To: <sip:37410738995@87.106.166.145>;tag=97.56.30.751040+1+1d1c0002+4105d8f4.
Call-ID: 9A0321D5-812611DF-84709643-3FD0180@66.234.138.68.
CSeq: 226 ACK.
Expires: 300.
User-Agent: Sippy.
.