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2 GLOSSARY
Ethernet Segment A group of end-users connected by Ethernet that is connected to a
port of a LinkSwitch.
IP Internet Protocol. The protocol governing packet forwarding within the
Transmission Control Protocol/Internet Protocol (TCP/IP) suite of
standards developed and used on the Internet.
IP Address Internet Protocol address. A unique identifier for a machine attached to
a network made up of two or more interconnected local area or wide
area networks.
LAN Local Area Network. A data communications network spanning a
limited geographical area, such as a single building or campus. It
provides communication between computers and peripherals. LANs are
distinguished by their small geographical size, high data rate, and low
error rate.
LEC LAN Emulation Client. ATM Forum defined specifications in support of
LAN-to-LAN connectivity. called LAN Emulation. LEC defines that set of
functions implemented in a LAN edge device (DTE) to interface with an
ATM Network in support of LAN Emulation.
LES LAN Emulation Server. ATM Forum defined specifications in support of
LAN-to-LAN connectivity, called LAN Emulation. LES defines that set of
functions implemented in an ATM Network in support of LAN
Emulation.
LECS LAN Emulation Configuration Server. ATM Forum defined specifications
in support of LAN-to-LAN connectivity, called LAN Emulation. LECS
defines that set of functions implemented in an ATM Network that
provides edge device with information regarding the location of the
other LAN Emulation Services.
LE ARP LAN Emulation Address Resolution Protocol. The LE ARP is a request for
address resolution from a LE Client to the network in order to get an
ATM address of another client for connection establishment.
MIB Management Information Base. A database of network management
information that describes the specifics of individual network
components.
NNI Network-to-Network Interface. The interface between two network
nodes. The NNI is a protocol that allows connection between ATM
switches to form a multiple switch network.