33:10.051[08784]~err~ [session21]	'exception in register <register value="sip:$extensionId;@$destinationHost;?user=$extensionId;&amp;password=$password&amp;proxyAddress=172.112.51.22&amp;proxyPort=5060" headers="P-Access-Network-Info=172.112.51.40" expires="3600" var="status" delayvar="delay" /> line 6: Exception from HRESULT: 0xFF0BAD00 [session21]' failed: System.Runtime.InteropServices.COMException (0xFF0BAD00): Exception from HRESULT: 0xFF0BAD00
   at StarTrinity.IMediaGateway.BeginRegisterUAC(RegistrationParametersCpp parameters, String& callId)
   at StarTrinity.CallXml.Register.BeginExecute(CallXmlSession session, XElement e, AsyncCallback userCallback)
   at StarTrinity.CallXml.CallXmlSession.ExecuteNodesOperation.ExecuteCurrentNode()