sip

INVITE sip:10010101402@10.7.36.70:5060 SIP/2.0
Via: SIP/2.0/UDP 10.7.36.250:5060;rport;branch=z9hG4bK2023394720
From: <sip:10010100000@10.7.36.250>;tag=720523554
To: <sip:10010101402@10.7.36.70:5060>
Call-ID: 1464942788
CSeq: 20 INVITE
Contact: <sip:10010100000@10.7.36.250:5060>
Content-Type: application/sdp
Max-Forwards: 70
User-Agent: eXosip/3.6.0
Subject: This is a call for conversation
Content-Length:   133

v=0
o=542509480 0 0 IN IP4 10.7.36.250
s=Talk session
c=IN IP4 10.7.36.250
t=0 0
a=doorFloor:1
a=responseType:0
a=doorType:0
SIP/2.0 100 Trying
Via: SIP/2.0/UDP 10.7.36.250:5060;rport=5060;branch=z9hG4bK2023394720
From: <sip:10010100000@10.7.36.250>;tag=720523554
To: <sip:10010101402@10.7.36.70:5060>
Call-ID: 1464942788
CSeq: 20 INVITE
User-Agent: eXosip/3.6.0
Content-Length: 0

SIP/2.0 101 Dialog Establishement
Via: SIP/2.0/UDP 10.7.36.250:5060;rport=5060;branch=z9hG4bK2023394720
From: <sip:10010100000@10.7.36.250>;tag=720523554
To: <sip:10010101402@10.7.36.70:5060>;tag=407300899
Call-ID: 1464942788
CSeq: 20 INVITE
Contact: <sip:10010101402@10.7.36.70:5060>
User-Agent: eXosip/3.6.0
Content-Length: 0

SIP/2.0 180 Ringing
Via: SIP/2.0/UDP 10.7.36.250:5060;rport=5060;branch=z9hG4bK2023394720
From: <sip:10010100000@10.7.36.250>;tag=720523554
To: <sip:10010101402@10.7.36.70:5060>;tag=407300899
Call-ID: 1464942788
CSeq: 20 INVITE
Contact: <sip:10010101402@10.7.36.70:5060>
User-Agent: eXosip/3.6.0
Content-Length: 0

CANCEL sip:10010101402@10.7.36.70:5060 SIP/2.0
Via: SIP/2.0/UDP 10.7.36.250:5060;rport;branch=z9hG4bK2023394720
From: <sip:10010100000@10.7.36.250>;tag=720523554
To: <sip:10010101402@10.7.36.70:5060>
Call-ID: 1464942788
CSeq: 20 CANCEL
Max-Forwards: 70
User-Agent: eXosip/3.6.0
Content-Length: 0

SIP/2.0 200 OK
Via: SIP/2.0/UDP 10.7.36.250:5060;rport=5060;branch=z9hG4bK2023394720
From: <sip:10010100000@10.7.36.250>;tag=720523554
To: <sip:10010101402@10.7.36.70:5060>;tag=407300899
Call-ID: 1464942788
CSeq: 20 CANCEL
User-Agent: eXosip/3.6.0
Content-Length: 0

SIP/2.0 487 Request Cancelled
Via: SIP/2.0/UDP 10.7.36.250:5060;rport=5060;branch=z9hG4bK2023394720
From: <sip:10010100000@10.7.36.250>;tag=720523554
To: <sip:10010101402@10.7.36.70:5060>;tag=407300899
Call-ID: 1464942788
CSeq: 20 INVITE
User-Agent: eXosip/3.6.0
Content-Length: 0

ACK sip:10010101402@10.7.36.70:5060 SIP/2.0
Via: SIP/2.0/UDP 10.7.36.250:5060;rport;branch=z9hG4bK2023394720
Route: <sip:10010101402@10.7.36.70:5060>
From: <sip:10010100000@10.7.36.250>;tag=720523554
To: <sip:10010101402@10.7.36.70:5060>;tag=407300899
Call-ID: 1464942788
CSeq: 20 ACK
Content-Length: 0