Nortel 1120e User Manual

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Terms you should know
23
Terms you should know
Accessory Expansion Module
A built-in port on an Nortel IP Phone that enables accessory 
components (such as a Expansion Module for IP Phones 1100 
Series) to connect and communicate with the IP Phone.
Directory Number (DN)
A one- to seven-digit number assigned to a system telephone.
Expansion Module for the IP Phone 1100 Series
An accessory for IP Phone 1120E, 1140E and 1150E, which has 
18 physical keys for additional line/programmable feature keys 
(36 where deployed on Nortel Communication Servers 
supporting the shift function).
Feature display
An area that shows status information about the feature in use. It 
also displays the name and status of the active session.
Soft keys (self-labeled)
A set of keys programmed by your system administrator. The four 
keys located directly below the display area have four 
programmable layers. Access the layers through the 
More...
 key. 
The soft keys are also used to configure parameters in the 
Telephone Options
 menu.