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Global Call IP Technology Guide — November 2007
Dialogic Corporation
IP-Specific Event Cause Codes
IPEC_Q931Cause44RequestedCircuitChannelNotAvailable (0xbe4, 3044 decimal)
Q.931 cause 44 - Requested circuit/channel not available; returned when the circuit or channel
indicated by the requesting entity cannot be provided by the other side of the interface.
IPEC_Q931Cause47ResourceUnavailableUnspecified (0xbe7, 3047 decimal)
Q.931 cause 47 - Resource unavailable, unspecified; used to report a resource unavailable
event only when no other cause in the resource unavailable class applies.
IPEC_Q931Cause57BearerCapabilityNotAuthorized (0xbf1, 3057 decimal)
Q.931 cause 57 - Bearer capability not authorized; indicates that the user has requested a
bearer capability that is implemented by the equipment that generated this cause but the user is
not authorized to use.
IPEC_Q931Cause58BearerCapabilityNotPresentlyAvailable (0xbf2, 3058 decimal)
Q.931 cause 58 - Bearer capability not presently available; indicates that the user has requested
a bearer capability that is implemented by the equipment that generated this cause but it is not
available at this time.
IPEC_Q931Cause63ServiceOrOptionNotAvailableUnspecified (0xbf7, 3063 decimal)
Q.931 cause 63 - Service or option not available, unspecified; used to report a service or option
not available event only when no other cause in the service or option not available class
applies.
IPEC_Q931Cause65BearCapabilityNotImplemented (0xbf9, 3065 decimal)
Q.931 cause 65 - Bearer capability not implemented; indicates that the equipment sending this
cause does not support the bearer capability requested.
IPEC_Q931Cause66ChannelTypeNotImplemented (0xbfa, 3066 decimal)
Q.931 cause 66 - Channel type not implemented; indicates that the equipment sending this
cause does not support the channel type requested.
IPEC_Q931Cause69RequestedFacilityNotImplemented (0xbfd, 3069 decimal)
Q.931 cause 69 - Requested facility not implemented; indicates that the equipment sending
this cause does not support the requested supplementary service.
IPEC_Q931Cause70OnlyRestrictedDigitalInformationBearerCapabilityIsAvailable (0xbfe, 3070
decimal)
Q.931 cause 70 - Only restricted digital information bearer capability is available (national
use); indicates that the calling party has requested an unrestricted bearer service but that the
equipment sending this cause only supports the restricted version of the requested bearer
capability.
IPEC_Q931Cause79ServiceOrOptionNotImplementedUnspecified (0xc07, 3079 decimal)
Q.931 cause 79 - Service or option not implemented, unspecified; used to report a service or
option not implemented event only when no other cause in the service or option not
implemented class applies.
IPEC_Q931Cause81InvalidCallReferenceValue (0xc09, 3081 decimal)
Q.931 cause 81 - Invalid call reference value; indicates that the equipment sending this cause
has received a message with a call reference that is not currently in use on the user-network
interface.
IPEC_Q931Cause82IdentifiedChannelDoesNotExist (0xc0a, 3082 decimal)
Q.931 cause 82 - Identified channel does not exist; indicates that the equipment sending this
cause has received a request to use a channel not activated on the interface for a call. For
example, if a user has subscribed to those channels on a primary rate interface numbered from