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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

GSM 09.02 - Version 5.3.0 - Digital cellular telecommunications - ETSI

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MSC per VLR<br />

ONE<br />

Allocate<br />

MSRN<br />

Store BC &<br />

if avail<br />

ISDN-HLC<br />

HLR-CONF-IND<br />

Confirmed<br />

yes<br />

Not confirmed<br />

> ONE<br />

MSC =<br />

Stored MSC<br />

no<br />

RAD_CONF_IND<br />

Create MSRN<br />

based on<br />

stored MSC<br />

yes<br />

Confirmed<br />

Not Confirmed<br />

2<br />

MSRN<br />

available<br />

Create MSRN<br />

based on<br />

rec'd MSC<br />

MAP_PROVIDE_ROAMING_NUMBER_rsp,<br />

MAP_CLOSE_req<br />

Figure 18.2/5 (sheet 3 of 3): Process PRN_VLR<br />

4<br />

no<br />

Page 427<br />

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

Set UE =<br />

No Roaming<br />

Number<br />

Available

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