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LAN Interface Supplement Glossary-5
Glossary
Protocol Function
BOOTP client
FTP server
NFS client
SICL LAN server
SICL LAN A LAN protocol using
the Standard Instrument Control
Library (SICL). It provides control
of instruments over the LAN,
using a variety of computing
platforms, I/O interfaces and
operating systems.
socket An endpoint for
communication over a network. A
socket, consisting of a port number
and a network address, is part of a
mechanism for creating a virtual
connection between two processes.
subnet mask (Also called an
address mask) A bit mask that
identifies the bits corresponding to
the network address and subnet
address portions of the IP address.
The mask has ones in positions of
the IP address corresponding to
the network and subnet
addresses, and zeros in the host
address positions.
system administrator A person
who manages systems and
machines on a network. The
system administrator is
responsible for installing software
and hardware on the network and
assigning addresses and names to
machines.
TCP/IP (Transmission Control
Protocol/Internet Protocol) A set of
standards for communications
between computers and between
networks.
TFTP (Trivial File Transfer
Protocol Protocol) A very simple
protocol for file transfer over a
network. TFTP uses an unreliable
data protocol without user
identification or directory visibility.
TFTP is specified by RFC 1350.
telnet A protocol that allows
users to create a session to run
programs on or transfer
information to and from a remote
computer.
ThinLAN A physical network
connection that uses coax cables
with BNC connectors.