SECURITY

SECURITY

GENERALYou can block your extension in order to prevent unauthorized use of your telephone, e.g if your external calls are placed on a specific account number.

BLOCK EXTENSION

Dial to block your extension

Verification tone, your extension is blocked.

Un-block extension

Dial to re-open

Dial your password and press to re-open

Verification tone, your extension is open for use.

BusinessPhone 250 / BusinessPhone 50

55

Portable DT310 / DT360 / DT368

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Sony DT310, DT360, DT368 manual Security, Block Extension, Dial to block your extension