;tag=[call_number] To: sut Call-ID: [call_id] CSeq: 1 INVITE Contact: sip:sipp@[local_ip]:[local_port] Max-Forwards: 70 Subject: Performance Test Content-Type: application/sdp Content-Length: [len] v=0 o=Tester 234 123 IN IP4 127.0.0.1 s=Tester c=IN IP4 127.0.0.1 t=0 0 m=audio 17424 RTP/AVP 0 101 a=rtpmap:101 telephone-event/8000 a=sendrecv ]]> ;tag=[call_number] To: sut [peer_tag_param] Call-ID: [call_id] CSeq: 1 ACK Contact: sip:sipp@[local_ip]:[local_port] Max-Forwards: 70 Subject: Performance Test Content-Length: 0 ]]> ;tag=[call_number] To: sut [peer_tag_param] Call-ID: [call_id] CSeq: 2 INVITE Contact: sip:sipp@[local_ip]:[local_port] Max-Forwards: 70 Subject: Performance Test Content-Type: application/sdp Content-Length: [len] v=0 o=Tester 234 124 IN IP4 127.0.0.1 s=Tester c=IN IP4 127.0.0.1 t=0 0 m=audio 17424 RTP/AVP 0 101 a=rtpmap:101 telephone-event/8000 ]]> ;tag=[call_number] To: sut [peer_tag_param] Call-ID: [call_id] CSeq: 2 ACK Contact: sip:sipp@[local_ip]:[local_port] Max-Forwards: 70 Subject: Performance Test Content-Length: 0 ]]> ;tag=[call_number] To: sut [peer_tag_param] Call-ID: [call_id] CSeq: 3 BYE Contact: sip:sipp@[local_ip]:[local_port] Max-Forwards: 70 Subject: Performance Test Content-Length: 0 ]]>