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Global Call IP Technology Guide — November 2007 569
Dialogic Corporation
IP-Specific Event Cause Codes
IPERR_UNKNOWN_API_GUID
This is the result of either passing in a bogus GUID or one that is not found in the current DLL
or executable.
IPERR_UNRESOLVABLE_DEST_ADDRESS
No Gateway, Gatekeeper, or Proxy is specified, therefore the destination address must be a
valid resolvable address. In the case of IP based call control, the address specified should be an
IP address or a resolvable host or domain name.
IPERR_UNRESOLVABLE_HOST_NAME)
The host or domain name could not be resolved to a valid address. This will usually occur if
the host or domain name is not valid or is not accessible over the existing network.
IPERR_UNSUPPORTED
This function or property call is unsupported in this configuration or implementation of stack.
This differs from IPERR_NOT_IMPLEMENTED in that it implies no future plan to support
this feature of property.
11.2 Error Codes When Using H.323
The following error codes are supported:
IPEC_addrRegistrationFailed
Registration with the Registration and Admission server failed.
IPEC_addrListenFailed
Stack was unable to register to listen for incoming calls.
IPEC_CHAN_REJECT_unspecified
No cause for rejection specified.
IPEC_CHAN_REJECT_dataTypeNotSupported
The terminal was not capable of supporting the dataType indicated in OpenLogicalChannel.
IPEC_CHAN_REJECT_dataTypeNotAvailable
The terminal was not capable of supporting the dataType indicated in OpenLogicalChannel
simultaneously with the dataTypes of logical channels that are already open.
IPEC_CHAN_REJECT_unknownDataType
The terminal did not understand the dataType indicated in OpenLogicalChannel.
IPEC_CHAN_REJECT_insuffientBandwdith
The channel could not be opened because permission to use the requested bandwidth for the
logical channel was denied.
IPEC_CHAN_REJECT_unsuitableReverseParameters
This code shall only be used to reject a bi-directional logical channel request when the only
reason for rejection is that the requested parameters are inappropriate.
IPEC_CHAN_REJECT_dataTypeALCombinationNotSupported
The terminal was not capable of supporting the dataType indicated in OpenLogicalChannel
simultaneously with the Adaptation Layer type indicated in H223LogicalChannelParameters.
IPEC_CHAN_REJECT_multicastChannelNotAllowed
Multicast Channel could not be opened.