- Nortel Communication Server IP Deskphone User Guide

Terms you should know
147
Information line
A one-line by 24-character area that displays date and time or
application information.
Interrupted dial tone
A broken or pulsed dial tone that sounds when you access some
features on your telephone.
Message/Inbox
A fixed key on your IP Phone 1120E that connects to your voice
messaging system when the key is pressed.
Navigation keys
Keys used to scroll through menus and lists appearing on the
LCD display screen.
Off-hook
Any line selected to make a call or receive an incoming call.
The term off-hook is applied when (a) the end-user lifts up the
handset, (b) the end-user presses a line key, (c) the call is
automatically answered at the telephone, or (d) a line is
automatically selected for an outgoing call.
Paging tone
A special tone (two beeps followed by dial tone) that sounds
when you use the Radio Paging feature.
Ringback/ring tone
A sound indicating that a call you have made is ringing at its
destination.
Services key
A fixed key used to access options such as Telephone Options,
Password Admin, Virtual Office Login, Virtual Office Logout, Test
Local Mode, and Resume Normal Mode.