Nortel 1120E User Manual page 192

Terms you should know
Category 5e (Cat5e)
Most Cat5 cable manufactured after 1996 also supports
1000BaseT (GigE) installations, and is designated Cat 5e. Cat5e
cable normally has four pairs of copper wire.
Category 6 (Cat6)
Cable and associated connecting hardware capable of
transmitting at speeds up to 200 MHz. Designed specifically to
support 1000BaseT (GigE), it is also compatible with 10BaseT,
100BaseT4, and 100BaseTX installations. The cable normally
has four pairs of copper wire.
Copy Key
A fixed key used to copy entries to your Address Book, Speed
Dial Key, Send IM Key, and Call Forward key.
Date/Time display
The IP Phone 1120E shows the current date and time when the
telephone is in an idle state.
Directory Number (DN)
A telephone number you enter to initiate a call. For example,
(555) 555-5555.
Domain
The Internet Protocol address the IP Phone connects to when
you login.
Do Not Disturb
A feature you activate to block all incoming calls.
Enter key
The center key of the Navigation Cluster key used to select menu
items and to confirm changes. The Enter key duplicates the
function of the Context-sensitive soft keys Select, and Set.
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