Glossary
header
Information that the system creates to identify a message. A message header includes the originator or recipient, type of message, creation time, and delivery time.
help
A command run by pressing HELP or 
on an AT&T Intuity display terminal to show the options available at your current screen position. In the Intuity AUDIX system, press * H on the telephone keypad to get a list of options. See also
hertz (Hz)
A measurement of frequency in cycles per second. A hertz is one cycle per second.
host switch
The switch directly connected to the AT&T Intuity system over the data link. Also, the physical link connecting an AT&T Intuity system to a distributed communications system (DCS) network.
hunt group
A group of analog ports on a switch usually administered to search for available ports in a circular pattern.
Hz
See hertz.
I
I/O
Input/output.
IDI
See isolating data interface.
IMAPI
See Intuity messaging application programming interface.
INADS
See initialization and administration system.
information service
See bulletin board.
initialization
The process of bringing a system to a predetermined operational state. The
initialization and administration system (INADS)
A
initialize
To start up the system for the first time.
input
A signal fed into a circuit or channel.
