2012-08-22 17:49:25.499744 [NOTICE] sofia_reg.c:415 Registering ipcc-cucm1.ipcc.local
send 640 bytes to udp/[172.18.96.220]:5060 at 14:49:25.515222:
   ------------------------------------------------------------------------
   REGISTER sip:ipcc-cucm1.ipcc.local;transport=udp SIP/2.0
   Via: SIP/2.0/UDP 172.18.96.204:5080;rport;branch=z9hG4bKgBQjg8vZSF0UD
   Max-Forwards: 70
   From: <sip:ipccadmin1@ipcc-cucm1.ipcc.local>;tag=g5Q0ar16ZUBSc
   To: <sip:ipccadmin1@ipcc-cucm1.ipcc.local>
   Call-ID: 8321235c-ec52-11e1-bc77-c39f21244e94
   CSeq: 32487418 REGISTER
   Contact: <sip:gw+ipcc-cucm1.ipcc.local@172.18.96.204:5080;transport=udp;gw=ipcc-cucm1.ipcc.local>
   Expires: 3600
   User-Agent: FreeSWITCH-mod_sofia/1.2.1
   Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, UPDATE, INFO, REGISTER, REFER, NOTIFY
   Supported: timer, precondition, path, replaces
   Content-Length: 0

   ------------------------------------------------------------------------
recv 329 bytes from udp/[172.18.96.220]:5060 at 14:49:25.517395:
   ------------------------------------------------------------------------
   SIP/2.0 100 Trying
   Date: Wed, 22 Aug 2012 14:49:24 GMT
   From: <sip:ipccadmin1@ipcc-cucm1.ipcc.local>;tag=g5Q0ar16ZUBSc
   Content-Length: 0
   To: <sip:ipccadmin1@ipcc-cucm1.ipcc.local>
   Call-ID: 8321235c-ec52-11e1-bc77-c39f21244e94
   Via: SIP/2.0/UDP 172.18.96.204:5080;rport;branch=z9hG4bKgBQjg8vZSF0UD
   CSeq: 32487418 REGISTER

   ------------------------------------------------------------------------
recv 500 bytes from udp/[172.18.96.220]:5060 at 14:49:25.518034:
   ------------------------------------------------------------------------
   SIP/2.0 405 Method Not Allowed
   Date: Wed, 22 Aug 2012 14:49:24 GMT
   Warning: 399 ipcc-cucm1 "SIP trunk disallows REGISTER"
   Allow: INVITE, OPTIONS, INFO, BYE, CANCEL, ACK, PRACK, UPDATE, REFER, SUBSCRIBE, NOTIFY
   From: <sip:ipccadmin1@ipcc-cucm1.ipcc.local>;tag=g5Q0ar16ZUBSc
   Content-Length: 0
   To: <sip:ipccadmin1@ipcc-cucm1.ipcc.local>;tag=654714849
   Call-ID: 8321235c-ec52-11e1-bc77-c39f21244e94
   Via: SIP/2.0/UDP 172.18.96.204:5080;rport;branch=z9hG4bKgBQjg8vZSF0UD
   CSeq: 32487418 REGISTER

   ------------------------------------------------------------------------
2012-08-22 17:49:25.499744 [ERR] sofia_reg.c:2021 ipcc-cucm1.ipcc.local Registration Failed with status Method Not Allowed [405]. failure #28
2012-08-22 17:49:26.499745 [WARNING] sofia_reg.c:470 ipcc-cucm1.ipcc.local Failed Registration [405], setting retry to 840 seconds.