Polycom 2000/4000 manual Status, Enquiry

Appendix A-Disconnection Causes

Table A-2ISDN Disconnection Causes (Continued)

Disconnection Cause

Number Summary Description

29Facility Rejected User requested supplementary service which cannot be provided by the network.

30	Response to	A STATUS message has been received in
	STATUS	response to a prior STATUS ENQUIRY.
	ENQUIRY
31	Normal,	A normal, unspecified disconnection has
	Unspecified	occurred.
34	No Circuit/	No B-Channels are available for the call.
	Channel
	Available
38	Network Out-of-	Network is out-of-order because due to a major
	Order	malfunction.
39	Permanent	A permanent frame mode connection is out-of-
	Frame Mode	service. This cause is part of a STATUS
	Connection Out-	message.
	of-Service
40	Permanent	A permanent frame mode connection is
	Frame Mode	operational. This cause is part of a STATUS
	Connection	message.
	Operational
41	Temporary	Minor network malfunction. Initiate call again.
	Failure
42	Switching	High traffic has congested the switching
	Equipment	equipment. Cause 43 is included.
	Congestion
43	Access	Access Information elements exceed maximum
	Information	length and have been discarded. Included with
	Discarded	Cause 42.
44	Requested	The requested circuit or channel is not
	Circuit/Channel	available. Alternative circuits or channels are
	not Available	not acceptable.

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