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C55/C55i AT COMMAND SET Description Preliminary - Falcom

C55/C55i AT COMMAND SET Description Preliminary - Falcom

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<strong>C55</strong>/<strong>C55</strong>I <strong>AT</strong> <strong>COMMAND</strong> <strong>SET</strong> VERSION 1.00<br />

2.4.4 GSM release cause for Mobility Management (MM)<br />

Number <strong>Description</strong><br />

Causes related to MS identification<br />

2 IMSI unknown in HLR<br />

3 Illegal MS<br />

4 IMSI unknown in VLR<br />

5 IMEI not accepted<br />

6 Illegal ME<br />

Cause related to subscription options<br />

11 PLMN not allowed<br />

12 Location Area not allowed<br />

13 Roaming not allowed in this location area<br />

Causes related to PLMN specific network failures and congestion<br />

17 Network failure<br />

22 Congestion<br />

Causes related to nature of request<br />

32 Service option not supported<br />

33 Requested service option not subscribed<br />

34 Service option temporarily out of order<br />

38 Call cannot be identified<br />

Causes related to invalid messages<br />

95 Semantically incorrect message<br />

96 Invalid mandatory information<br />

97 Message type non-existent or not implemented<br />

98 Message not compatible with protocol state<br />

99 Information element non-existent or not implemented<br />

100 Conditional information element error<br />

101 Messages not compatible with protocol state<br />

111 Protocol error, unspecified<br />

Causes related GPRS<br />

7 GPRS services not allowed<br />

8 GPRS services not allowed in combination with non-GPRS services<br />

9 MS identity cannot be identified by the network<br />

10 Implicitly detached<br />

14 GPRS services not allowed in current PLMN<br />

16 MSC temporarily unreachable<br />

This confidential document is the property of FALCOM GmbH and may not be copied or circulated without permission.<br />

Page 56

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