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Global Call IP Technology Guide — November 2007
Dialogic Corporation
IP-Specific Event Cause Codes
IPEC_InternalReasonFacilityNotImplemented (0x40f, 1039 decimal)
Cause 39; Facility not implemented
IPEC_InternalReasonServiceNotImplemented (0x410, 1040 decimal)
Cause 40; Service not implemented
IPEC_InternalReasonBarredInbound (0x411, 1041 decimal)
Cause 41; Barred inbound calls
IPEC_InternalReasonBarredOutbound (0x412, 1042 decimal)
Cause 42; Barred outbound calls
IPEC_InternalReasonDestIncompatible (0x413, 1043 decimal)
Cause 43; Destination incompatible
IPEC_InternalReasonBearerCapUnavailable (0x414, 1044 decimal)
Cause 44; Bearer capability unavailable
11.4 Event Cause Codes and Failure Reasons When
Using H.323
The following event cause codes apply when using H.323.
H.225.0 Cause Codes
IPEC_H2250ReasonNoBandwidth (0x7d0, 2000 decimal)
Maps to Q.931/Q.850 cause 34 - No circuit or channel available; indicates that there is no
appropriate circuit/channel presently available to handle the call.
IPEC_H2250ReasonGatekeeperResource (0x7d1, 2001 decimal)
Maps to Q.931/Q.850 cause 47 - Resource unavailable; used to report a resource unavailable
event only when no other cause in the resource unavailable class applies.
IPEC_H2250ReasonUnreachableDestination (0x7d2, 2002 decimal)
Maps to Q.931/Q.850 cause 3 - No route to destination; indicates that the called party cannot
be reached because the network through which the call has been routed does not serve the
destination desired.
IPEC_H2250ReasonDestinationRejection (0x7d3, 2003 decimal)
Maps to Q.931/Q.850 cause 16 - Normal call clearing - indicates that the call is being cleared
because one of the users involved in the call has requested that the call be cleared.
IPEC_H2250ReasonInvalidRevision (0x7d4, 2004 decimal)
Maps to Q.931/Q.850 cause 88 - Incompatible destination; indicates that the equipment
sending this cause has received a request to establish a call which has low layer compatibility,
high layer compatibility, or other compatibility attributes (for example, data rate) which cannot
be accommodated.
IPEC_H2250ReasonNoPermission (0x7d5, 2005 decimal)
Maps to Q.931/Q.850 cause 111 - Interworking, unspecified.