Sip read: 
ACK sip:*45@192.168.16.115 SIP/2.0
Via: SIP/2.0/UDP 192.168.16.89:5060;rport;branch=z9hG4bKC0731F585596408197E05597FABCB3AF
From: shane <sip:200@192.168.16.115>;tag=1352998583
To: <sip:*45@192.168.16.115>;tag=as1ec36b84
Contact: <sip:200@192.168.16.89:5060>
Call-ID: 87E14893-A3B2-47D7-B983-D86F3905A1AC@192.168.16.89
CSeq: 38774 ACK
Max-Forwards: 70
Content-Length: 0


9 headers, 0 lines
Destroying call '87E14893-A3B2-47D7-B983-D86F3905A1AC@192.168.16.89'