freeswitch@sp0559b> recv 475 bytes from udp/[200.121.18.89]:16721 at 01:10:01.718721:
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   REGISTER sip:69.60.109.39:5080 SIP/2.0
   Via: SIP/2.0/UDP 192.168.1.200:5061;branch=z9hG4bK-59725abb
   From: 4765 <sip:4765@69.60.109.39:5080>;tag=f1a1cffb3f73aaff
   To: 4765 <sip:4765@69.60.109.39:5080>
   Call-ID: 54b9481d-cb4cc147@192.168.1.200
   CSeq: 3 REGISTER
   Max-Forwards: 70
   Contact: 4765 <sip:4765@192.168.1.200:5061>;expires=19
   User-Agent: Sipura/SPA2000-2.0.2
   Content-Length: 0
   Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER
   Supported: x-sipura

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send 532 bytes to udp/[200.121.18.89]:5061 at 01:10:01.728319:
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   SIP/2.0 200 OK
   Via: SIP/2.0/UDP 192.168.1.200:5061;branch=z9hG4bK-59725abb;received=200.121.18.89
   From: 4765 <sip:4765@69.60.109.39:5080>;tag=f1a1cffb3f73aaff
   To: 4765 <sip:4765@69.60.109.39:5080>;tag=eZtaBX11arQeF
   Call-ID: 54b9481d-cb4cc147@192.168.1.200
   CSeq: 3 REGISTER
   Contact: 4765 <sip:4765@192.168.1.200:5061>;expires=19
   User-Agent: FreeSWITCH(mod_sofia)
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, PRACK, MESSAGE, SUBSCRIBE, NOTIFY, REFER, UPDATE, REGISTER, INFO
   Supported: 100rel, precondition
   Content-Length: 0

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