Someone

<scenario name="Basic Sipstone UAC">
  <send>
    <![CDATA[
    
      INVITE sip:[service]@[remote_ip]:[remote_port] SIP/2.0
      Via: SIP/2.0/[transport] [local_ip]:[local_port]
      From: sipp <sip:sipp@[local_ip]:[local_port]>;tag=[call_number]
      To: sut <sip:[service]@[remote_ip]:[remote_port]>
      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=user1 53655765 2353687637 IN IP[local_ip_type] [local_ip]
      s=-
      t=0 0
      c=IN IP[media_ip_type] [media_ip]
      m=audio [media_port] RTP/AVP 0
      a=rtpmap:0 PCMU/8000

    ]]>
  </send>

  <recv response="200">
  </recv>
	
	<send>
	<![CDATA[

      ACK sip:[service]@[remote_ip]:[remote_port] SIP/2.0
      Via: SIP/2.0/[transport] [local_ip]:[local_port]
      From: sipp <sip:sipp@[local_ip]:[local_port]>;tag=[call_number]
      To: sut <sip:[service]@[remote_ip]:[remote_port]>[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

    ]]>
  </send>
	<pause milliseconds="5000"/>
	<send retrans="500">
	 <![CDATA[

		BYE sip:[service]@[remote_ip]:[remote_port] SIP/2.0
		Via: SIP/2.0/[transport] [local_ip]:[local_port]
		From: sipp  <sip:sipp@[local_ip]:[local_port]>;tag=[call_number]
		To: sut  <sip:[service]@[remote_ip]:[remote_port]>[peer_tag_param]
		Call-ID: [call_id]
		Cseq: 2 BYE
		Contact: sip:sipp@[local_ip]:[local_port]
		Max-Forwards: 70
		Subject: Performance Test
		Content-Length: 0

	]]>
 </send>

 <recv response="200">
 </recv>
</scenario>