Sip read:
SUBSCRIBE sip:7000@asterisk SIP/2.0
Via: SIP/2.0/UDP 192.168.1.104:8016;branch=z9hG4bK.2c084.c9b62;rport
From: "Flux Home"<sip:8000@192.168.1.104:8016>;tag=t2b944ac9b62g
To: sip:7000@asterisk
Call-ID: 4f1fc-c9b61-0-c0a820b8@asterisk
CSeq: 100 SUBSCRIBE
Contact: "Flux Home"<sip:8000@192.168.1.104:8016>
Expires: 3600
Max-Forwards: 70
Event: traverse
User-Agent: DTA SIP/0.11.11 NNOS/VR30
Content-Type: application/sdp
Content-Length: 154

v=0
o=8000 0 0 IN IP4 192.168.1.104
s=-
c=IN IP4 192.168.1.104
t=0 0
m=audio 8002 RTP/AVP 18 0 8 101
a=ptime:10
a=rtpmap:101 telephone-event/8000

13 headers, 8 lines
Using latest SUBSCRIBE request as basis request
Sending to 192.168.1.104 : 8016 (non-NAT)
Found peer '8000'
Looking for 7000 in default
Transmitting (no NAT):
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.1.104:8016;branch=z9hG4bK.2c084.c9b62
From: "Flux Home"<sip:8000@192.168.1.104:8016>;tag=t2b944ac9b62g
To: sip:7000@asterisk;tag=as1b7de0df
Call-ID: 4f1fc-c9b61-0-c0a820b8@asterisk
CSeq: 100 SUBSCRIBE
User-Agent: Asterisk PBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER
Expires: 3600
Contact: <sip:7000@192.168.1.102>;expires=3600
Content-Length: 0


 to 192.168.1.104:8016
Scheduling destruction of call '4f1fc-c9b61-0-c0a820b8@asterisk' in 3610000 ms
Reliably Transmitting:
NOTIFY sip:8000@192.168.1.104:8016 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.102:5060;branch=z9hG4bK012ae2ec
From: sip:7000@asterisk;tag=as1b7de0df
To: "Flux Home"<sip:8000@192.168.1.104:8016>;tag=t2b944ac9b62g
Contact: <sip:7000@192.168.1.102>
Call-ID: 4f1fc-c9b61-0-c0a820b8@asterisk
CSeq: 102 NOTIFY
User-Agent: Asterisk PBX
Event: presence
Subscription-State: active
Content-Type: application/xpidf+xml
Content-Length: 346

<?xml version="1.0"?>
<!DOCTYPE presence PUBLIC "-//IETF//DTD RFCxxxx XPIDF 1.0//EN" "xpidf.dtd">
<presence>
<presentity uri="sip:8000@192.168.1.104:8016;method=SUBSCRIBE" />
<atom id="7000">
<address uri="sip:7000@asterisk;user=ip" priority="0,800000">
<status status="open" />
<msnsubstatus substatus="online" />
</address>
</atom>
</presence>
 (no NAT) to 192.168.1.104:8016
matrix*CLI>

Sip read:
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.1.102:5060;branch=z9hG4bK012ae2ec
From: <sip:7000@asterisk>;tag=as1b7de0df
To: "Flux Home"<sip:8000@192.168.1.104:8016>;tag=t2b944ac9b62g
Call-ID: 4f1fc-c9b61-0-c0a820b8@asterisk
CSeq: 102 NOTIFY
Server: DTA SIP/0.11.11 NNOS/VR30
Content-Length: 0


8 headers, 0 lines
Message is NOTIFY
matrix*CLI>

Sip read:
SUBSCRIBE sip:7000@192.168.1.102 SIP/2.0
Via: SIP/2.0/UDP 192.168.1.104:8016;branch=z9hG4bK.2a380.cd099;rport
From: "Flux Home"<sip:8000@192.168.1.104:8016>;tag=t2b944ac9b62g
To: <sip:7000@asterisk>;tag=as1b7de0df
Call-ID: 4f1fc-c9b61-0-c0a820b8@asterisk
CSeq: 101 SUBSCRIBE
Contact: "Flux Home"<sip:8000@192.168.1.104:8016>
Expires: 0
Max-Forwards: 70
Event: traverse
User-Agent: DTA SIP/0.11.11 NNOS/VR30
Content-Length: 0


12 headers, 0 lines
Using latest SUBSCRIBE request as basis request
Sending to 192.168.1.104 : 8016 (non-NAT)
Transmitting (no NAT):
SIP/2.0 200 OK
Via: SIP/2.0/UDP 192.168.1.104:8016;branch=z9hG4bK.2a380.cd099
From: "Flux Home"<sip:8000@192.168.1.104:8016>;tag=t2b944ac9b62g
To: <sip:7000@asterisk>;tag=as1b7de0df
Call-ID: 4f1fc-c9b61-0-c0a820b8@asterisk
CSeq: 101 SUBSCRIBE
User-Agent: Asterisk PBX
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER
Contact: <sip:7000@192.168.1.102>
Content-Length: 0


 to 192.168.1.104:8016
Destroying call '4f1fc-c9b61-0-c0a820b8@asterisk'