8 Exceptional procedures
22.0603GPPGeneral Packet Radio Service (GPRS)Release 17Service descriptionStage 1TS
8.1 Provision
None.
8.2 Withdrawal
None.
8.3 Registration
An attempt to register a service or service parameter not available to that subscriber shall result in an indication to the user. The reason shall be indicated:
– the service or service parameter is not supported by the PLMN;
– the subscriber’s present (static) subscription profile prohibits the use of this service or service parameter;
– parameter is network determined;
– the entered parameter value is outside the range of that supported by the PLMN.
If, in the case of interworking with an external data network, an attempt is made to set a parameter to a value outside the range of that supported by the interworking to the external data network, it shall be indicated to the user and confirmation required before the parameter value is changed to a value selected by the network.
8.4 Void
8.5 Interrogation
None.
8.6 Activation
An attempt to activate an interworking profile which is already in the active state shall result in an indication to the user, the interworking profile shall remain in the active state.
8.7 De-activation
An attempt to de-activate an interworking profile which is already in the de-active state shall result in an indication to the user, the interworking profile shall remain in the de-active state.
8.8 Invocation and operation
An attempt to send an MO message with an UE identity which is not valid in the network shall be rejected with an appropriate error status.
An MT message that cannot be delivered due to an invalid UE identity shall be discarded by the network. A message that is received by an incorrect UE shall be discarded by the UE.
8.9 PIN and Password management
PIN and password exceptional procedures are as defined in 3GPP TS 42.017 [7] and 22.004 [5].