AASTRA DT292 for BusinessPhone User Guide EN - Manual (Page 71)

71 BusinessPhone – Cordless phone DT292
Security
Security
You can block your extension in order to prevent unauthorized use
of your phone, e.g. if your external calls are placed on a specific
account number.
Block Extension
*72#
Press to block your extension
Verification tone.
Wait for the call icon to stop flashing
Press to finish the procedure
Un-block Extension #72*
Press
Z
Enter your password
Note: To change your password see chapter “ Change
Password ” on page 53 #
Press to re-open
Verification tone. Your extension is open for use.
Wait for the call icon to stop flashing
Press to finish the procedure