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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 534<br />

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

Wait_for_<br />

ussd_or_close<br />

MAP_<br />

CLOSE_<br />

ind<br />

MAP_<br />

CLOSE_<br />

req<br />

NULL<br />

Receive_<br />

error_<br />

from_HLR<br />

NULL<br />

Figure 19.10.2/3<br />

Receive_<br />

error_<br />

from_MSC<br />

MAP_U_<br />

ABORT_req<br />

err<br />

MAP_UNST'D_<br />

SS_NOTIFY_<br />

ind<br />

MAP_UNST'D_<br />

SS_NOTIFY_<br />

req<br />

MAP_<br />

DELIMITER_<br />

req<br />

Wait_for_<br />

ussdn_cnf<br />

MAP_UNST'D_<br />

SS_NOTIFY_<br />

cnf<br />

MAP_UNST'D_<br />

SS_NOTIFY_<br />

rsp<br />

MAP_<br />

DELIMITER_<br />

req<br />

Wait_for_<br />

ussd_or_close<br />

Figuur 19.10.2/2<br />

Arrows to left are to MSC,<br />

arrows to right are to HLR<br />

unless otherwise stated.<br />

Receive_<br />

Error_at_<br />

VLR<br />

NULL<br />

Section 19.8.3<br />

Figure 19.9.3/1 (sheet 2 of 4)<br />

MAP_UNST'D_<br />

SS_REQUEST_<br />

ind<br />

MAP_UNST'D_<br />

SS_REQUEST_<br />

req<br />

MAP_<br />

DELIMITER_<br />

req<br />

Wait_for_<br />

ussdr_cnf<br />

MAP_UNST'D_<br />

SS_REQUEST_<br />

cnf<br />

MAP_UNST'D_<br />

SS_REQUEST_<br />

rsp<br />

MAP_<br />

DELIMITER_<br />

req<br />

Wait_for_<br />

ussd_or_close<br />

Receive_<br />

Error_at_<br />

VLR<br />

NULL<br />

Section 19.8.3

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