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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 450<br />

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

Process_<br />

_Access_<br />

_Request_VLR<br />

OK<br />

`CUG?`<br />

'CFNRy<br />

Active?'<br />

WAIT_FOR_<br />

_COMPLETE_<br />

_CALL<br />

MAP_<br />

_COMPLETE_<br />

_CALL_cnf<br />

Check_<br />

_Confirmation<br />

OK<br />

No<br />

No<br />

Yes<br />

Yes<br />

'Provide<br />

NRCT'<br />

MAP_COMPLETE_CALL_Req<br />

MAP_DELIMITER_Req<br />

See Section 21.2<br />

4<br />

Provider error,<br />

Data error<br />

Yes<br />

`Translate<br />

Interlock<br />

to Index`<br />

`Match?`<br />

MAP_SEND_INFO_FOR_INCOMING_CALL_rsp<br />

MAP_CLOSE_req<br />

4<br />

No<br />

WAIT_FOR_<br />

_PROCESS_<br />

_ACCESS_<br />

_REQUEST<br />

Error<br />

Figure 18.3/5 (sheet 2 of 6): Process ICS_VLR<br />

3<br />

`Absent<br />

subscriber<br />

?`<br />

10<br />

User error<br />

No<br />

Yes<br />

MAP_PAGE_<br />

_cnf<br />

3<br />

2

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