Instruction manual

Glossary
RAM
random-access
memory
read-only
memory
riser cable
robbed-bit
signaling
ROM
RS-232
SAA
SDN
SID
signaling
single-line
telephone
SMDR
SMDR printer
Software
Defined
Network
(Random-access memory) Computer memory in which an
individual byte or range of bytes can be addressed and
read or changed without affecting other parts of the
memory.
See RAM.
See ROM.
Cable that runs between floors in a multistory building and
connects wiring closets.
Signaling in which the least significant bit (LSB) of every
sixth frame per channel is used for signaling in that channel.
(Read-only memory) Computer memory that can be read
but cannot be changed.
A physical interface, specified by the Electronics Industries
Association (EIA), that transmits and receives asynchronous
data at speeds of up to 19.2 kbps over cable distances of
50 feet (15 m).
(Supplemental Alert Adapter) A device that permits
-48 VDC alerting equipment to be connected to an analog
multiline telephone jack so that people working in noisy or
remote areas of a building can be alerted to incoming calls.
(Software Defined Network) An AT&T private networking
service created by specialized software within the public
network.
Station ID.
The sending of control and status information between
devices to set up, maintain, or take down a connection,
such as a telephone call.
An industry-standard touch-tone or rotary-dial telephone
that handles only one call at a time and is connected to the
communications system via a jack on a basic
012 telephone module or 008 OPT module.
(Station Message Detail Recording) A feature that captures
detailed usage information on incoming and outgoing voice
and data calls.
A printer used to produce SMDR reports that is connected
to the communications system via an RS-232 jack on the
processor module.
See SDN.
Glossary
GL-19