GSM 09.02 - Version 5.3.0 - Digital cellular telecommunications - ETSI

Page 122
GSM 09.02 version 5.3.0: August 1996
9 Supplementary services related services
9.1 MAP_REGISTER_SS service
9.1.1 Definition
This service is used between the MSC and the VLR and between the VLR and the HLR to register data
related to a supplementary service. The VLR will relay the message to the HLR.
The service is a confirmed service and consists of four service primitives.
9.1.2 Service primitives
The service primitives are shown in table 9.1/1.
Parameter name Request Indication Response Confirm
Invoke id M M(=) M(=) M(=)
SS-Code M M(=)
Basic service C C(=)
Forwarded-to
number with
subaddress
C C(=)
No reply condition
time
C C(=)
Forwarding
information
C C(=)
User error C C(=)
Provider error O
9.1.3 Parameter use
Invoke id
See subclause 5.6.1 for the use of this parameter.
SS-Code
Table 9.1/1: MAP_REGISTER_SS parameters
This parameter indicates the supplementary service which the mobile subscriber wants to register.
Basic service
This parameter indicates for which basic service group the supplementary service is to be registered. If it
is not included, the registration request applies to all basic services.
Forwarded-to number with subaddress
This parameter is obligatory if the registration applies to one or more call forwarding supplementary
services. It can optionally include a sub-address.
No reply condition time
This parameter is included if the registration applies to the Call Forwarding on No Reply supplementary
service (or a superset of this service) and the mobile subscriber supplies a value for this time.