;tag=[pid]SIPpTag09[call_number] To: [service] Call-ID: [call_id] CSeq: [cseq] INVITE Contact: sip:sipp@[local_ip]:[local_port] Max-Forwards: 70 Allow: INVITE, ACK, CANCEL, BYE, PRACK, UPDATE, REFER, MESSAGE Supported: 100rel, precondition Content-Type: application/sdp Content-Length: [len] v=0 o=user1 53655765 2353687637 IN IP[local_ip_type] [local_ip] s=- c=IN IP[local_ip_type] [local_ip] t=0 0 m=audio [media_port] RTP/AVP 109 105 a=rtpmap:109 EVS/16000 a=fmtp:109 br=5.9-24.4; bw=nb-wb; max-red=220 a=rtpmap:105 telephone-event/16000 a=fmtp:105 0-15 a=sendrecv ]]> ;tag=[pid]SIPpTag09[call_number] To: [service] [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 ]]>