EnGenius DuraFon - Handset Features; Keypad and Call Control Features

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b-3. Off: Disable the capability to make an outgoing call.
c.
Call Barring
c-1. Block users from dialing long distance or international calls.
c-2. Up to 5-digits of each Call Barring setting, up to 5-entries allowed.
Changing requires you to enter the “Call Settings” (MENU-4-3).
Note: You must key in the accurate user ID and password to perform this
feature. The default password is “0000.”
9.
Any Key Answer (except and SILENT soft Key)
a.
If you enable Any Key Answer while you have two incoming line calls
simultaneously, you can answer the SIP call or PSTN call by pressing
the scrolling key.
10.
Key-Guard
a.
When the Key-Guard is selected, all keys will be locked.
Press UNLOCK (Left) soft key followed by ＊ to release it.
b.
The Key-Guard will be automatically enabled once returning back to idle
mode for 15-seconds.
11.
Dialing Prefix
a.
Up to 14-digits, including pause(s), one access code can be pre-
programmed to be added automatically in front of the dialed number
when dialing from call logs, phone book, and dial-and-send dialing.
12.
Call Hold
a.
Places call on hold.
13.
Mute
a.
Press MUTE (Left) soft key during talk, the handset microphone will be
muted.
Press UNMUTE (Left) soft key to release it.
14.
Phone Book
a.
50-entries, each stores a phone number or handset ID (up to 26-digits) and
name (up to 16-characters).
b.
Alphabetically sorted display and search by letter.
c.
Dial from display.
d.
During the stand-by mode, you can enter the phone book by pressing