MC55_ATC_V04.00 Page 79 of 475 3/17/06
Confidential / Released
 
3.4.10 SIEMENS release cause for Call-related Supplementary Ser-
vices (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