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   INVITE sip:8989@192.168.2.160 SIP/2.0
   Via: SIP/2.0/UDP 192.168.2.215;rport;branch=z9hG4bKD2ectUD4KyKaS
   Max-Forwards: 70
   From: "krice" <sip:2564569876@192.168.2.215>;tag=Dm8UryZaQUr2g
   To: <sip:8989@192.168.2.160>
   Call-ID: f288517f-d6a1-1229-2f81-0011115bcf83
   CSeq: 74323523 INVITE
   Contact: <sip:test@192.168.2.215:5060>
   User-Agent: FreeSWITCH(mod_sofia)
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, PRACK, MESSAGE, SUBSCRIBE, NOTIFY, REFER, UPDATE, REGISTER
   Supported: 100rel, precondition
   Content-Type: application/sdp
   Content-Disposition: session
   Content-Length: 287
   Remote-Party-ID: "krice" <sip:2564569876@192.168.2.215>;party=calling;screen=yes;privacy=off
   
   v=0
   o=FreeSWITCH 2977209481941683954 6616034117383866014 IN IP4 192.168.2.215
   s=FreeSWITCH
   c=IN IP4 192.168.2.215
   t=0 0
   a=sendrecv
   m=audio 16384 RTP/AVP 0 3 101
   a=rtpmap:0 PCMU/8000
   a=rtpmap:3 gsm/8000
   a=rtpmap:101 telephone-event/8000
   a=fmtp:101 0-16
   a=ptime:20
   a=ptime:20
   ------------------------------------------------------------------------