Security; Block Extension - Ericsson Dialog 4187 Plus User Manual

Security

u
*72#
d
u
#72*
d
66
Security
You can use your four-digit password for blocking your phone from
unauthorized use, for making external calls from any blocked
extension, for entering the mailbox system or when you are using
the DISA function.
Note: For modifying your password, see section
Password" on page 52.

Block Extension

Lift the handset.
Dial to block your extension.
Verification tone.
Replace the handset to finish the procedure.
Unblock extension
Lift the handset.
z
Dial.
#
Dial your password.
Press to re-open.
Verification tone. Your extension is open for use.
Replace the handset to finish the procedure.
BusinessPhone – Ericsson Dialog 4187 Plus
"Change