AT&T 2400 - Manual (Page 144)

Glossary
GL-4 Issue 2 December 1995
BIOS
See basic input/output system .
bit
See binary digit .
body
The part of subscriber voice mail that contains the actual spoken message. For a leave word call-
ing (LWC) message, it is a standard system announcement.
boot
The operation to start a computer system by loading programs from disk to main memory (part of
system initialization). Booting is typically accomplished by physically turning on or restarting the
system. Also called
reboot .
boot filesystem
The filesystem from which the system loads its initial programs.
bps (bits per second)
The number of binary units of information (1s or 0s) that can be transmitted per second. Mbps
refers to a million bits per second; Kbps refers to a thousand bits per second.
BRI
See basic rate interface .
broadcast messaging
An INTUITY AUDIX feature that enables the system administrator and other designated users to
send a voice mail message to all subscribers automatically.
BSC
See binary synchronous communications .
buffer
Memory used to compensate for time differences in transmission by temporarily storing data.
bulletin board
An INTUITY AUDIX feature that allows a message to be played to callers who dial the extension.
Callers cannot leave a message since it is a listen-only service. Also called
information service .
bus
An electrical connection/cable allowing two or more wires, lines, or peripherals to be connected
together.
busy-out/release
To remove an INTUITY device from service (make it appear busy or in use), and later restore it to
service (release it). The INTUITY switch data link, voice ports, or networking ports may be busied
out if they appear faulty or if maintenance tests are run.
byte
A unit of storage in the computer. On many systems, a byte is eight bits (binary digits), the equiv-
alent of one character of text.