Cabletron Systems CSX1200, CSX1000 manual Workgroup Remote Access Switch

CAUSE CODES TABLE

Dec Value	Hex Value	Q.931 Cause
81	51	invalid call reference value
		Indicates that the remote equipment has received a call with a call
		reference that is not currently in use by the device-network interface.
82	52	identified channel does not exist
		Indicates that the receiving equipment has been requested to use a
		channel that is not activated on the interface for calls.
83	53	a suspended call exists, but this call identity does not
		Indicates that the network received a call resume request. The call
		resume request contained a Call Identity information element which
		indicated that it is in use for a suspended call.
84	54	call identity in use
85	55	no call suspended
		Indicates that the network received a call resume request when there
		was not a suspended call pending. This may be a transient error that
		will be resolved by successive retries.
86	56	call having the requested call identity has been cleared
		Indicates that the network received a call resume request. The call
		resume request contained a Call Identity information element which
		once indicated a suspended call; however, that suspended call was
		cleared either by time-out or by the remote device.
88	58	incompatible destination
		Indicates that an attempt was made to connect to non-ISDN
		equipment; for example, to an analog line.
89	59	non-existent abbreviated address entry
90	5A	remote device initiated 1 TR6
91	5B	invalid transit network specified
		Indicates that the ISDN exchange was asked to route the call through
		an intermediate network that is unrecognized.
92	5C	invalid facility parameter
93	5D	mandatory information element is missing
95	5F	invalid message unspecified
		Indicates that an invalid message was received and that no standard
		cause applies. D-channel error. If this error is returned
		systematically, report the occurrence to your authorized service
		provider.
96	60	mandatory information element is missing
		Indicates that the receiving equipment received a message that did
		not include one of the mandatory information elements. D-channel
		error. If this error is returned systematically, report the occurrence to
		your authorized service provider.

Workgroup Remote Access Switch 633