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GSM 09.02 - Version 5.3.0 - Digital cellular telecommunications - ETSI

GSM 09.02 - Version 5.3.0 - Digital cellular telecommunications - ETSI

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Page 520<br />

<strong>GSM</strong> <strong>09.02</strong> <strong>Version</strong> <strong>5.3.0</strong>: August 1996<br />

Receive_<br />

error_<br />

from_MSC<br />

Err Error<br />

NULL<br />

Set UE =<br />

Call Barred<br />

MAP_PROCESS_<br />

UNST'D_SS_<br />

REQUEST_rsp<br />

NULL<br />

Fifure 19.10.2/2<br />

MAP_OPEN_req<br />

MAP_PROCESS_UNST'D_SS_REQUEST_req<br />

MAP_DELIMITER_req<br />

1<br />

yes<br />

yes<br />

NULL<br />

Receive_<br />

Open_<br />

ind<br />

OK<br />

Wait_for_<br />

PAR<br />

Process_<br />

Access_<br />

Request_VLR<br />

Wait_for_<br />

service_ind<br />

MAP_PROCESS_<br />

UNST'D_SS_<br />

REQUEST_ind<br />

Receive_<br />

Open_<br />

cnf<br />

OK<br />

no<br />

no<br />

OK<br />

Wait_for_<br />

pussd_<br />

cnf<br />

Section 21.1<br />

Section 21.4<br />

From MSC<br />

Operator Determined<br />

Barring of SS<br />

Management<br />

Handle at VLR?<br />

(See <strong>GSM</strong> 03.90)<br />

Section 21<br />

Set UE =<br />

System<br />

Failure<br />

MAP_PROCESS_<br />

UNST'D_SS_<br />

REQUEST_rsp<br />

NULL<br />

Error, v1<br />

To HLR, including<br />

- Destination reference = subscriber's IMSI<br />

- Origination reference = VLR number<br />

Error<br />

Figure 19.8.3/1 (sheet 1 of 3)<br />

MAP_U_<br />

ABORT_req<br />

NULL<br />

V1<br />

NULL

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