Terms you should know

Network Address

IP address. Uniquely identifies a device on the network. Used for routing information to that device.

Off-hook

Any line selected to make a call or receive a call. The term off- hook is applied whether (a) the end user lifts up the handset, (b) the end user presses a line key, (c) the call is automatically answered at the IP Deskphone, 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.

Primary Line

The first line to be registered by the user is the primary line that is assigned to the Line key at the bottom right of your deskphone’s LCD.

Power-Over-Ethernet

Provides power over the network cable that is also used for data communications.

Registrar

See SIP registrar

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.

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