Ac75 at command set – Siemens AC75 User Manual
Page 95
AC75 AT Command Set
3.4 AT+CEER
s
AC75_ATC_V01.002
Page 95 of 569
10/30/06
Confidential / Released
3.4.5
GSM release cause for Mobility Management (MM) or Session
Management (SM)
6
Confirm ABORT of the MM
7
Respond to DEACT REQ
8
Loss of coverage
9
Reestablishment not possible
10
T3122_STILL_RUNNING
11
CELL_SELECTION_IN_PROGRESS
12
RESPONDING_TO_PAGING
13
LOCATION_AREA_CODE_HAS_CHANGED
14
CIRCUIT_SWITCHED_NOT_AVAILABLE
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
25
PDP context is deactivated because of a LLC or SNDCP failure
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
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
Number
Description