AT Command Set
MC35_ATC_01_V04.00 Page 221 of 238 02.04.2002
50 GSM cause for Session Management (GSM 04.08 annex I)
51 SIEMENS cause for Session Management
128 Supplementary Services general problem (GSM 04.80 3.6.7)
129 Supplementary Services invoke problem (GSM 04.80 3.6.7)
130 Supplementary Services result problem (GSM 04.80 3.6.7)
131 Supplementary Services error problem (GSM 04.80 3.6.7)
241 SIEMENS cause for GPRS API
242 SIEMENS cause for Link Management
243 SIEMENS cause for Embedded Netcore (Internet Protocol Stack)
9.1.7 GSM release cause for L3 Radio Resource (RR) (AT+CEER)Number Description
0Normal event
1Abnormal release, unspecified
2Abnormal release, channel unacceptable
3Abnormal release, timer expired
4Abnormal release, no activity on the radio path
5Pre-emptive release
8Handover impossible, timing advance out of range
9Channel mode unacceptable
10 Frequency not implemented
65 Call already cleared
95 Semantically incorrect message
96 Invalid mandantory information
97 Message type non-existent or not implemented
98 Message type not compatible with protocol state
100 Conditional information element error
101 No cell allocation available
111 Protocol error unspecified
9.1.8 SIEMENS release cause for L3 Radio Resource (RR) (AT+CEER)Number Description
1Racchs not answered
2Racchs rejected
3Access class of the SIM is barred by the network provider
4SABM failure
5Radio link counter expiry or PerformAbnormalRelease
6Confirm ABORT of the MM
7Respond to DEACT_REQ
8Loss of coverage
9Reestablishment not possible