Siemens AC75 ユーザーズマニュアル
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
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
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