22.12 Supplementary Service Invocation Notification procedure

29.0023GPPMobile Application Part (MAP) specificationRelease 17TS

22.12.1 General

The Supplementary Service Invocation Notification procedure is used to notify a gsmSCF about the invocation of a GSM Supplementary Service.

The supplementary service invocation notification procedure is shown in figure 22.12.1/1.

The following service is certainly used:

MAP_SS_INVOCATION_NOTIFY (defined in clause 11).

1) MAP_SS_INVOCATION_NOTIFY_req/ind

2) MAP_SS_INVOCATION_NOTIFY_rsp/cnf

Figure 22.12.1/1: Message flow for supplementary service invocation notification

22.12.2 Procedure in the MSC

The MAP process invokes macros not defined in this clause; the definitions of these macros can be found as follows:

Receive_Open_Cnf see clause 25.1.2;

Check_Confirmation see clause 25.2.2.

The supplementary service invocation notification process in the MSC is shown in figure 22.12.2/1.

22.12.3 Procedure in the gsmSCF

The MAP process invokes a macro not defined in this clause; the definition of this macro can be found as follows:

Receive_Open_Ind see clause 25.1.1.

The supplementary service invocation notification process in thegsmSCF is shown in figure 22.12.3/1.

Figure 22.12.2/1: Process Notify_SS_Invocation_MSC

Figure 22.12.3/1: Process Note_SS_Invocation_gsmSCF