HP e3000/iX Network Planning and Configuration Guide (36922-90037)

254 Glossary
Glossary
operating system resources and
functions. Intrinsics perform
common tasks such as file access
and device control.
IP See internet protocol.
IP address Internet protocol
address. An address used by the
Internet Protocol to perform
internet routing. A complete IP
address comprises a network
portion and a node portion. The
network portion of the IP address
identifies a network,and the node
portion identifies a node within
the network.
IP subnet mask See subnet
mask.
ISO International Standards
Organization. An international
federation of national standards
organizations involved in
developing international
standards, including
communication standards
L
LAN Local Area Network. A
collection of data communication
systems sharing a common cable
whereby each system can
communicate directly with
another.
LAN address See station
address.
LANIC See Local Area
Network Interface Controller.
LANIC physical path The
physical location (slot number) of
the LANIC within the SPU.
LANIC self-test A ROM-based
program on a LANIC card that
tests and reports the status of the
LANIC hardware.
LAP Link access protocol. The
data link protocol specified by
older versions (prior to 1980) of
X.25 at level 2 but still permitted
and therefore usable. All new
implementationsofX.25 must use
LAP-B, and all old
implementations must migrate to
LAP-B at a future date.
LAP-B Link access protocol -
balanced. The data link protocol
specified by the 1980 version of
X.25 at level 2 that determines
the frame exchange procedures.
LAP-B must also be used over
direct-connect NS Point-to-Point
3000/iX Links.
LCI Logical channel identifier.
Local value on a network node
which identifies the channel used
to establish a virtual circuit (SVC
or PVC) through an X.25
network.
ldev See logical device
number.
leased line Data-grade
telephone line leased directly to a
subscriber and allocated
specifically for the subscriber’s
needs.