Beijing Raisecom Scientific & Technology Development Co., Ltd.

SNMP:
  Versions:
    3
  Engineid Format: text
  Engine Boots: 327
  Engineid Data: 800022b6044e554c4c
  Enterprise: 8886
  Engine Time: 7:39:08

SIP/2.0 200 OK
From: <sip:nm@nm>;tag=root
To: <sip:nm2@nm2>;tag=42f2c8-0-13c4-3a161-542c67bf-3a161
Call-ID: 50000
CSeq: 42 OPTIONS
Via: SIP/2.0/UDP nm;received=224.240.124.202;rport=26810;branch=foo
Supported: 100rel,replaces,timer,path
Contact: <sip:127.0.0.1:5060>
Content-Length: 0