MC55 AT Command Set
3.4 AT+CEER s
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MC55_ATC_V01.05 Page 78 of 469 2/10/04
Confidential / Released
3.4.5 SIEMENS release cause for L3 Mobility Management (MM)3.4.6 GSM release cause for L3 Call Control (CC)98 Message not compatible with protocol state
99 Information element non-existent or not implemented
100 Conditional information element error
101 Messages not compatible with protocol state
111 Protocol error, unspecified
Causes related GPRS
7 GPRS services not allowed
8 GPRS services not allowed in combination with non-GPRS services
9 MS identity cannot be identified by the network
10 Implicitly detached
14 GPRS services not allowed in current PLMN
16 MSC temporarily unreachable
Number Description
1 No SIM available
8 No MM connection
9 Authentification failure
11 MM performs detach
17 Registration failed and will be re-attempted in a short term
18 CM connection establishment failed
19 Registration failed and will be re-attempted in a long term
20 RR connection is released
21 MS tries to register
22 SPLMN is not available
23 An MTC is in progress
24 A PLMN scan is in progress
25 The MM is detached, the MS is in MS class C GPRS only
Number Description
0 No error
Normal class
1 Unassigned (unallocated) number
Number Description