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Nokia Network Voyager for IPSO 4.0 Reference Guide 69
Notes for Table 6:
Note 1—The coding of facility identification is network dependent.
Note 2—Incompatible parameter is composed of incompatible information element
identifier.
Note 3—The format of the diagnostic field for cause 57, 58, and 65 is shown in the ITU-T
Q.931 specification.
Note 4—User-supplied diagnostic field is encoded according to the user specification,
subject to the maximum length of the cause-information element. The coding of user-
supplied diagnostics should be made in such a way that it does not conflict with the coding
described in Table B-2.
Note 5—New destination is formatted as the called-party number information element,
including information element identifier. Transit network selection might also be included.
86 Call having the requested-call identity has been
cleared
Clearing cause
88 Incompatible destination Incompatible parameter (Note 2)
91 Invalid transit-network selection
95 Invalid message, unspecified
96 Mandatory information element is missing
Information element identifiers
Information-element identifiers is missing
97 Message type non-existent or not implemented Message type
98 Message not compatible with call state or
message type or not implemented
Message type non-existent
99 Information-element non-existent or not
implemented
Information-element identifiers not
implemented (Notes 6 & 8)
100 Invalid-information element Information-element identifiers contents
(Note 6)
101 Message not compatible with call Message type state
102 Recovery on timer expires Timer number (Note 9)
111 Protocol error, unspecified
127 Internetworking, unspecified
Table 6 Cause Values
Cause Cause Description Diagnostics