sip:+60121110000@211.24.134.120 SIP/2.0
Record-Route: <sip:211.24.134.121;lr;ftag=a0a48613>
Via: SIP/2.0/UDP 211.24.134.121;branch=z9hG4bKe46a.7367b334.0
Via: SIP/2.0/UDP 211.24.134.122:5062;received=211.24.134.122;branch=z9hG4bK-d8754z-917805ee170c25a5-1---d8754z-;rport=5062
Max-Forwards: 69
Contact: <sip:60122223333@211.24.134.122:5062;transport=UDP>
To: <sip:60121110000@211.24.134.121;transport=UDP>;tag=as4483b7b3
From: "60122223333"<sip:60122223333@211.24.134.121;transport=UDP>;tag=a0a48613
Call-ID: OWFkNDhlOTBkMDg2NDkxNzEwZTc1M2JlYjNmYmI5Yzk.
CSeq: 2 BYE
User-Agent: Zoiper rev.5528
Content-Length: 0

SIP/2.0 200 OK
Via: SIP/2.0/UDP 211.24.134.121;branch=z9hG4bKe46a.7367b334.0;received=211.24.134.121
Via: SIP/2.0/UDP 211.24.134.122:5062;received=211.24.134.122;branch=z9hG4bK-d8754z-917805ee170c25a5-1---d8754z-;rport=5062
Record-Route: <sip:211.24.134.121;lr;ftag=a0a48613>
From: "60122223333"<sip:60122223333@211.24.134.121;transport=UDP>;tag=a0a48613
To: <sip:60121110000@211.24.134.121;transport=UDP>;tag=as4483b7b3
Call-ID: OWFkNDhlOTBkMDg2NDkxNzEwZTc1M2JlYjNmYmI5Yzk.
CSeq: 2 BYE
User-Agent: Asterisk PBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO
Supported: replaces
Content-Length: 0

INVITE sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP SIP/2.0
Via: SIP/2.0/UDP 211.24.134.120:5060;branch=z9hG4bK23e035f3;rport
From: "60122223333" <sip:60122223333@211.24.134.120>;tag=as307ae54b
To: <sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP>;tag=38208e1d
Contact: <sip:60122223333@211.24.134.120>
Call-ID: 4f71da4e74e598224436fda203d36d98@211.24.134.120
CSeq: 104 INVITE
User-Agent: Asterisk PBX
Max-Forwards: 70
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO
Supported: replaces
Content-Type: application/sdp
Content-Length: 244

v=0
o=root 11515 11517 IN IP4 211.24.134.120
s=session
c=IN IP4 211.24.134.120
t=0 0
m=audio 10036 RTP/AVP 8 101
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-16
a=silenceSupp:off - - - -
a=ptime:20
a=sendrecv

SIP/2.0 200 OK
Via: SIP/2.0/UDP 211.24.134.123:1187;branch=z9hG4bK23e035f3;rport=5060
Contact: <sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP>
To: <sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP>;tag=38208e1d
From: "60122223333"<sip:60122223333@211.24.134.120:5060>;tag=as307ae54b
Call-ID: 4f71da4e74e598224436fda203d36d98@211.24.134.120
CSeq: 104 INVITE
Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS, INFO, SUBSCRIBE
Content-Type: application/sdp
User-Agent: Zoiper rev.5324
Content-Length: 254

v=0
o=Zoiper_user 0 0 IN IP4 211.24.134.123
s=Zoiper_user
c=IN IP4 211.24.134.123
t=0 0
m=audio 8000 RTP/AVP 8 3 0 101
a=rtpmap:8 PCMA/8000
a=rtpmap:3 GSM/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:101 telephone-event/8000
a=fmtp:101 0-15
a=sendrecv

ACK sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP SIP/2.0
Via: SIP/2.0/UDP 211.24.134.120:5060;branch=z9hG4bK57b4af45;rport
From: "60122223333" <sip:60122223333@211.24.134.120>;tag=as307ae54b
To: <sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP>;tag=38208e1d
Contact: <sip:60122223333@211.24.134.120>
Call-ID: 4f71da4e74e598224436fda203d36d98@211.24.134.120
CSeq: 104 ACK
User-Agent: Asterisk PBX
Max-Forwards: 70
Content-Length: 0

BYE sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP SIP/2.0
Via: SIP/2.0/UDP 211.24.134.120:5060;branch=z9hG4bK5756d79d;rport
From: "60122223333" <sip:60122223333@211.24.134.120>;tag=as307ae54b
To: <sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP>;tag=38208e1d
Call-ID: 4f71da4e74e598224436fda203d36d98@211.24.134.120
CSeq: 105 BYE
User-Agent: Asterisk PBX
Max-Forwards: 70
X-Asterisk-HangupCause: Normal Clearing
X-Asterisk-HangupCauseCode: 16
Content-Length: 0

SIP/2.0 200 OK
Via: SIP/2.0/UDP 211.24.134.123:1187;branch=z9hG4bK5756d79d;rport=5060
Contact: <sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP>
To: <sip:lawrence@211.24.134.123:1187;rinstance=f878778da25aff09;transport=UDP>;tag=38208e1d
From: "60122223333"<sip:60122223333@211.24.134.120:5060>;tag=as307ae54b
Call-ID: 4f71da4e74e598224436fda203d36d98@211.24.134.120
CSeq: 105 BYE
User-Agent: Zoiper rev.5324
Content-Length: 0