
<----------*
NOTIFY

---------->*
SIP/2.0 200 OK
[last_Via:]
[last_From:]
[last_To:]
[last_Call-ID:]
[last_CSeq:]
Supported: replaces
User-Agent: SIPInspector_v_[ver]
Contact: <sip:[local_ip]:[local_port];transport=[transport]>
Content-Length: 0

---------->
SUBSCRIBE sip:[toUsername]@[remote_ip]:[remote_port];transport=[transport] SIP/2.0
Via: SIP/2.0/[transport] [local_ip]:[local_port];branch=[branch]
From: <sip:[fromUsername]@[local_ip]:[local_port]>;tag=24417923471779367133
To: <sip:[toUsername]@[remote_ip]:[remote_port]>
Call-ID: [call_number]@[local_ip]
CSeq: [cseq+1] SUBSCRIBE
Max-Forwards: 70
Supported: timer
Expires: 3600
Event: dialog
Supported: replaces
Accept: application/dialog-info+xml
Contact: <sip:[fromUsername]@[local_ip]:[local_port];transport=[transport]>
User-Agent: SIPInspector_v_[ver]
Content-Length: 0


<----------
200 OK
