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ü8yÄÄdp²INVITE sip:600@54.202.189.79:5060 SIP/2.0
Record-Route: <sip:54.203.244.233;lr>
Via: SIP/2.0/UDP 54.203.244.233:5060;branch=z9hG4bK55c1.82bade370ffc5b1bb8e698ec76f71ab7.0
Via: SIP/2.0/UDP 50.46.127.162:62937;branch=z9hG4bK234779042;rport=62937
From: "Line 1" <sip:3@54.203.244.233>;tag=1299497222
To: <sip:3@54.203.244.233>
Call-ID: 533965143-18298-23@FA.EG.BCH.BGC
CSeq: 51 INVITE
Contact: "Line 1" <sip:3@50.46.127.162:62937>
X-Grandstream-PBX: true
Max-Forwards: 16
User-Agent: Grandstream GXP2124 1.0.5.32
Privacy: none
P-Preferred-Identity: "Line 1" <sip:3@54.203.244.233>
Supported: replaces, path, timer
Allow: INVITE, ACK, OPTIONS, CANCEL, BYE, SUBSCRIBE, NOTIFY, INFO, REFER, UPDATE, MESSAGE
Content-Type: application/sdp
Accept: application/sdp, application/dtmf-relay
Content-Length:   211
Replaces: 416104965-14592-237@FA.EG.BCH.BGC;to-tag=as0edf4025;from-tag=2133959998

v=0
o=3 8000 8000 IN IP4 50.46.127.162
s=SIP Call
c=IN IP4 50.46.127.162
t=0 0
m=audio 63172 RTP/AVP 9 101
a=sendrecv
a=rtpmap:9 G722/8000
a=ptime:20
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15