GSM 09.02 - Version 5.3.0 - Digital cellular telecommunications - ETSI

Basic service group LIST
Page 131
GSM 09.02 version 5.3.0: August 1996
This parameter LIST is used to include one or a series of basic service groups for which the interrogated
supplementary service is active. If the interrogated supplementary service is not active for any of the
interrogated (and provisioned) basic service groups, the SS-Status parameter is returned.
Forwarding feature LIST
The forwarding feature parameter is described in subclause 5.6.4. A list of one or more forwarding
features is returned by the responder when the interrogation request applied to Call Forwarding
supplementary service.
If no basic service code parameter is provided within this sequence, the forwarding feature parameter
applies to all provisioned basic services.
CLI restriction Info
The CLI-RestrictionInfo parameter is returned by the responder when the interrogation request applies to
the CLIR supplementary service.
User error
This error is sent by the responder upon unsuccessful outcome of the interrogation service, and then takes
one of the following values, defined in subclause 5.6.1:
- System failure;
- Data Missing;
- Unexpected data value;
- Bearer Service not provisioned;
This error is returned only if not even a subset of the interrogated bearer services are provided.
- Teleservice not provisioned;
This error is returned only if not even a subset of the interrogated teleservices are provided.
- Call Barred;
- Illegal SS operation;
- SS not available.
Provider error
See subclause 5.6.1 for the use of this parameter.