Avaya MERLIN MAGIX Maintenance And Troubleshooting Manual page 286

Headset
Lightweight earpiece and microphone used for hands-free telephone operation.
HFAI
Hands-Free Answer
announced call.
Home Screen
Display normally shown on a 44xx or MLX display telephone; shows time, date,
and call information, as well as when some features are in use.
Host
Telephone company or other switch providing features and services to the system
users, usually when the system is operating in
Hub System
In a
system through which all calls across the network pass.
Hybrid/PBX Mode
One of three modes of system operation in which the system uses line/trunk
and
users for both internal and external calling. See also
Mode.
I
ICLID
Incoming Call Line
ICOM Buttons
Intercom
calling other extensions or receiving calls from them.
Immediate-Start Tie Trunk
Tie Trunk
after the trunk is seized.
In-Band Signaling
See
Inside Dial Tone
Tone users hear when they are off-hook on an SA or ICOM Button.
Intercom. Feature that allows a user to answer a voice-
Private Network that is arranged in a
ARS in addition to Personal
Identification. See
Buttons. Telephone buttons that provide access to inside system lines for
on which no start signal is necessary; dialing can begin immediately
Robbed-Bit Signaling.
Behind Switch
Star Configuration, the communications
Lines. Provides a single interface (SA buttons) to
Behind Switch Mode
Caller ID.
Glossary
Mode.
Pools
and Key
GL-19