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68 Nokia Network Voyager for IPSO 4.0 Reference Guide
30 Response to STATUS ENQUIRY
31 Normal, unspecified
34 No circuit or channel available Note 10
38 Network out of order
41 Temporary failure
42 Switching-equipment congestion
43 Access information discarded Discarded information-element identifier(s)
(Note 6)
44 Requested circuit / channel not available Note 10
47 Resources unavailable or unspecified
49 Quality of service unavailable. See ISDN Cause Values table.
50 Requested facility not subscribed Facility identification (Note 1)
57 Bearer capability not authorized Note 3
58 Bearer capability not presently available Note 3
63 Service or option not available or specified Note 3
65 Bearer capability not implemented Note 3
66 Channel type not implemented Channel Type (Note 7)
69 Requested facility not implemented Facility Identification (Note 1)
70 Only restricted digital-information bearer is
available
79 Service or option not available or specified
81 Invalid call-reference value
82 Identified channel does not exist Channel identity
83 A suspended call exists, but call identity does not
exist
84 Call identity in use
85 No call suspended
Table 6 Cause Values
Cause Cause Description Diagnostics