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Glossary
96 Voice Gateways System Manual
ISO International Organization for Standardization, Geneva,
www.iso.ch
: An organization that sets international standards,
founded in 1946. The U.S. member body is ANSI. ISO deals
with all fields except electrical and electronics, which is
governed by the older International Electrotechnical
Commission (IEC). With regard to information processing, ISO
and IEC created JTC1, the Joint Technical Committee for
information technology.
ITU-T International Telecommunication Union -
Telecommunications. An intergovernmental organization
through which public and private organizations develop
telecommunications. The ITU was founded in 1865 and
became a United Nations agency in 1947. It is responsible for
adopting international treaties, regulations and standards
governing telecommunications. The standardization functions
were formerly performed by a group within the ITU called
CCITT, but after a 1992 reorganization the CCITT no longer
exists as a separate entity.
IVR Interactive Voice Response. A telephony technology in which
someone uses a touch-tone telephone to interact with a
database to acquire information from or enter data into the
database.
LAN Local area Network. A computer network limited to a small
geographical area, such as a single building. The network
typically links PCs as well as shared resources such as
printers.
MAC Media Access Control. The lower of the two sub-layers of the
data link layer defined by the IEEE. The MAC sub-layer
handles access to shared media, such as whether token
passing or contention will be used.
MAC Address Standardized data link layer address that is required for every
port or device that connects to a LAN. Other devices in the
network use these addresses to locate specific ports in the
network and to create and update routing tables and data
structures. MAC addresses are 6bytes long and are controlled
by the IEEE.