Security; Block Extension - Ericsson Premium User Manual

Security

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*72#
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48
Security
You 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

Lift the handset
Dial to block your extension
Verification tone.
Un-block extension
Lift the handset
Dial
z
Dial your password
#
Press to re-open
Verification tone. Your extension is open for use.
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