Ericsson DIALOG 4223 User Manual page 79

Businessphone communication platform
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*72#
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#72*
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BusinessPhone – Dialog 4223 Professional / Dialog 3213
Block extension
Enter to block your extension.
Verification tone.
Press to finish the procedure.
Unblock extension
Press.
z
Enter your Password.
#
Press to re-open.
Verification tone. Your extension is open for use.
Press to finish the procedure.
Security
79

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Dialog 3213Dialog 4223 professional

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