AC75 AT Command Set
3.4 AT+CEER s
AC75_ATC_V01.002 Page 96 of 569 10/30/06
Confidential / Released
3.4.6 SIEMENS release cause for L3 Mobility Management (MM)3.4.7 GSM release cause for L3 Call Control (CC)111 Protocol error, unspecified
Causes related to 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
26 The maximum numbers of CM connections is exceeded
27 The MM is not registered
28 The MM state is incompatible
Number Description
Normal class
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
Number Description