SIP Trunk to Carrier Issue

Unanswered Question
Jan 25th, 2010
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The incoming call hits the NAT'd IP of the Pub, unfortunately the cluster does not recognize that IP and rejects the call. Is there any way I can make this work? Thanks.
01/22/2010 11:43:06.923  CCM|//SIP/SIPUdp/wait_UdpDataInd: Incoming SIP UDP message size 1037 from  208..x.x.x:[5060]:
INVITE sip:6024667xxx;[email protected] (My Nat'd IP):5060  SIP/2.0
Via: SIP/2.0/UDP  208.x.x.x:5060;branch=z9hG4bK07B7a045e321f57a5a2
From:  <sip:[email protected]>;tag=gK077f12b8
To:  <sip:[email protected]>
[email protected]
01/22/2010 11:43:06.934  CCM|//SIP/SIPUdp/wait_SdlSPISignal: Outgoing SIP UDP message to  208.x.x.x:[5060]:
SIP/2.0 100 Trying
As we are unware of  ip.addr 12.X.X.X, we send a NOT found.
01/22/2010 11:43:06.936 CCM|Digit  Analysis: Host Address=12.X.X.X DOES NOT MATCH any address for this  cluster.|<CLID::StandAloneCluster><NID::10.23.X.X><CT::1,100,185,1.94><IP::208.x.x.x><DEV::><LVL::Arbitrary><MASK::0800>

01/22/2010 11:43:06.942 CCM|//SIP/SIPUdp/wait_SdlSPISignal: Outgoing SIP  UDP message to 208.x.x.x:[5060]:
SIP/2.0 404 Not  Found
Reason: Q.850;cause=1
Date: Fri, 22 Jan 2010 16:43:06  GMT
From:  <sip:[email protected]>;tag=gK077f12b8
Allow-Events:  presence
Content-Length: 0
To:  <sip:[email protected]>;tag=1bf2e1f4-b033-4236-a158-4348f90067ba-22034938
[email protected]Via: SIP/2.0/UDP  208.x.x.x:5060;branch=z9hG4bK07B7a045e321f57a5a2
CSeq: 3780  INVITE

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wrickk_2 Tue, 01/26/2010 - 07:24
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Anyone?  Is there a way to setup a FQDN for that trunk and have them point to that? I looked but couldn't find anything.




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