graham:/home/darilion# ngrep -I test6.cap -q 106789 input: test6.cap T 83.136.32.91:32904 -> 83.136.32.132:5060 [A] INVITE sip:service@83.136.32.132:5060 SIP/2.0..Via: SIP/2.0/TCP 83.136.32.91:5062;branch=z9hG4bK-106789-0..From: sipp ;tag=106789..To: sut ..Call-ID: 106789-10754@83.136.32.91..CSeq: 1 INVITE..Contact: sip:sipp@83.136.32.91:5062..Max-Forwards: 70..Subject: Perform ance Test..Content-Type: application/sdp..Content-Length: 135....v=0..o=user1 53655765 2353687637 IN IP4 83.136.32.91..s=-..c=IN IP4 83.136.32.91..t=0 0..m=audio 6002 RTP/AVP 0..a=rtpmap:0 PCMU/8000..INVITE sip:service@83.136.32.132:5060 SIP/2.0..Via: SIP/2.0/TCP 83.136.32.91:5062;branch=z9hG4bK-106790-0..From: sipp ;tag=106790..To: sut ..Call-ID: 106790-10754@83.136.32.91..CSeq: 1 INVITE..Contact: sip:sipp@83.136.32.91:5 062..Max-Forwards: 70..Subject: Performance Test..Content-Type: application/sdp..Content-Length: 135....v=0..o=user1 53655765 2353687637 IN IP4 83.136.32.91..s=- ..c=IN IP4 83.136.32.91..t=0 0..m=audio 6002 RTP/AVP 0..a=rtpmap:0 PCMU/8000..INVITE sip:service@83.136.32.132:5060 SIP/2.0..Via: SIP/2.0/TCP 83.136.32.91:5062;br anch=z9hG4bK-106791-0..From: sipp ;tag=106791..To: sut ..Call-ID: 106791-10754@83.136.32.91..CSeq: 1 I NVITE..Contact: sip:sipp@83.136.32.91:5062..Max-Forwards: 70..Subject: Performance Test..Content-Type: application/sdp..Content-Length: 135....v=0..o=u