Siemens MC55 - Manual (Page 77)

MC55 AT Command Set
3.4 AT+CEER
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MC55_ATC_V01.05 Page 77 of 469 2/10/04
Confidential / Released
3.4.3 SIEMENS release cause for L3 Radio Resource (RR)
3.4.4 GSM release cause for Mobility Management (MM)
Number Description
1 Racchs not answered
2 Racchs rejected
3 Access class of the SIM is barred by the network provider
4 SABM failure
5 Radio link counter expiry or PerformAbnormalRelease
6 Confirm ABORT of the MM
7 Respond to DEACT REQ
8 Loss of coverage
9 Reestablishment not possible
Number Description
Causes related to MS identification
2 IMSI unknown in HLR
3 Illegal MS
4 IMSI unknown in VLR
5 IMEI not accepted
6 Illegal ME
Cause related to subscription options
11 PLMN not allowed
12 Location Area not allowed
13 Roaming not allowed in this location area
Causes related to PLMN specific network failures and congestion
17 Network failure
22 Congestion
Causes related to nature of request
32 Service option not supported
33 Requested service option not subscribed
34 Service option temporarily out of order
38 Call cannot be identified
Causes related to invalid messages
95 Semantically incorrect message
96 Invalid mandatory information
97 Message type non-existent or not implemented