C55/C55i AT COMMAND SET Description Preliminary - Falcom

C55/C55I AT COMMAND SET VERSION 1.00
2.4.10 SIEMENS release cause for Call-related Supplementary Services (CRSS)
Number Description
0 ECT procedure failed (timer expired)
1 Call has been cleared without receiving an answer to ECT request
2 Initial conditions not fulfilled (one active, one held call)
3 Received "return error"
4 Call has been cleared without receiving an answer to CCBS request
5 Initial conditions for CCBS not fulfilled (Idle CRSS)
Causes related to nature of request
25 LLC or SNDCP failure
26 Insufficient resources
27 Unknown or missing access point name
28 Unknown PDP address or PDP type
29 User authentification failed
30 Activation rejected by GGSN
31 Activation rejected, unspecified
32 Service option not supported
33 Requested service option not subscribed
34 Service option temporarily out of order
35 NSAPI already used
36 Regular PDP context deactivation
37 QoS not accepted
38 Network failure
39 Reactivation requested
40 Feature not supported
Causes related to invalid messages
81 Invalid transaction identifier value
95 Semantically incorrect message
96 Invalid mandatory information
97 Message type non-existant or not implemented
98 Message type not comaptible with protocol state
99 Information element non-existent or not implemented
100 Conditional information element error
101 Message not compatible with protocol
111 Protocol error, unspecified
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