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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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7.2 Other operation and maintenance services<br />

7.2.1 MAP-SEND-IMSI service<br />

7.2.1.1 Definition<br />

Page 109<br />

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

This service is used by a VLR in order to fetch the IMSI of a subscriber in case of some Operation &<br />

Maintenance procedure where subscriber data are needed in the Visited PLMN and MSISDN is the only<br />

subscriber's identity known.<br />

It is a confirmed service and consists of the primitive shown in figure 7.2/1.<br />

7.2.1.2 Service primitives<br />

7.2.1.3 Parameter use<br />

Parameter name Request Indication Response Confirm<br />

Invoke Id M M(=) M(=) M(=)<br />

MSISDN M M(=)<br />

IMSI C C(=)<br />

User error C C(=)<br />

Provider error O<br />

Table 7.2/1: MAP-SEND-IMSI<br />

All parameters are described in subclause 5.6. The following clarifications are applicable:<br />

User error<br />

Only one of the following values is applicable:<br />

- Unknown subscriber;<br />

- Unexpected data value;<br />

- Data missing.

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