Terms you should know
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Message/Inbox
This is a fixed key on your IP Deskphone that connects to your
Call Inbox.
Mute
This is a fixed key used to listen to a call without transmitting.
Navigation keys
These are keys used to scroll through menus and lists that
appear on the LCD display screen.
Off-Hook
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.
Parked Call
This is an active call you park on the server or to another user
that can be retrieved from another phone.
Quit key
This is a fixed key you use to exit an active menu.
Ringback/ring tone
This is a sound indicating that a call you make is ringing at its
destination.
Shift/Outbox
This is a fixed key you can use to connect to your Call Outbox.
Session Initiation Protocol (SIP)
Session Initiation Protocol is an telephony signaling protocol for
initiating interactive communication sessions between users.
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