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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 404<br />

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

See Section 18.3<br />

I_IAM<br />

I_IAM<br />

'Gateway<br />

?'<br />

No<br />

ICS_MSC<br />

RELAY_INFO<br />

SRI_MSC<br />

Yes<br />

NULL<br />

See Section<br />

18.2<br />

A_CM_SERV_<br />

_REQ<br />

OCS_MSC<br />

A_CM_SERV_<br />

_REQ<br />

Figure 18.1/1 (sheet 1 of 2): Process CH_COORD_MSC<br />

Outgoing Call request<br />

see <strong>GSM</strong> 04.08<br />

See Section<br />

18.4

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