Multi-Tech Systems MMCModem GPRS (MTMMC-G) - Manual (Page 176)

Appendix A – Result Codes, Failure Causes, Other Tables
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I) 176
Failure Cause from GSM 04.08 Recommendation +CEER
Cause Value Diagnostic
1 Unassigned (unallocated) number
3 No route to destination
6 Channel unacceptable
8 Operator determined barring
16 Normal call clearing
17 User busy
18 No user responding
19 User alerting, no answer
21 Call rejected
22 Number changed
26 Non selected user clearing
27 Destination out of order
28 Invalid number format (incomplete number)
29 Facility rejected
30 Response to STATUS ENQUIRY
31 Normal, unspecified
34 No circuit/channel available
38 Network out of order
41 Temporary failure
42 Switching equipment congestion
43 Access information discarded
44 Requested circuit/channel not available
47 Resources unavailable, unspecified
49 Quality of service unavailable
50 Requested facility not subscribed
55 Incoming calls barred with in the CUG
57 Bearer capability not authorized
58 Bearer capability not presently available
63 Service or option not available, unspecified
65 Bearer service not implemented
68 ACM equal to or greater than ACMmax
69 Requested facility not implemented
70 Only restricted digital information bearer capability is available
79 Service or option not implemented, unspecified
81 Invalid transaction identifier value
87 User not member of CUG
88 Incompatible destination
91 Invalid transit network selection
95 Semantically incorrect message
96 Invalid mandatory information
97 Message type non-existent or not implemented
98 Message type not compatible with protocol state
99 Information element non-existent or not implemented
100 Conditional IE error
101 Message not compatible with protocol state
102 Recovery on timer expiry
111 Protocol error, unspecified
127 Interworking, unspecified
224 MS requested detach
225 NWK request Detach
226 Unsuccessful attach cause NO SERVICE
227 Unsuccessful attach cause NO ACCESS
228 Unsuccessful attach cause GPRS SERVICE REFUSED
229 PDP deactivation requested by NWK
230 PDP deactivation cause LLC link activation failed
231 PDP deactivation cause NWK reactivation with same TI
232 PDP deactivation cause GMM abort
233 PDP deactivation cause LLC or SNDCP failure
234 PDP unsuccessful activation cause GMM error
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