User guide

Glossary
840 USE 115 00 Version 1.0
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socket
The association of a port with an IP address, servin
g
as an identification of sender
or recipient.
stack
The software code which implements the protocol bein
g
used. In the case of the
NOE modules it is TCP/IP.
STP
Shielded Twisted Pair. A t
y
pe of cablin
g
consistin
g
of several strands of wire
surrounded b
y
foil shieldin
g
, twisted to
g
ether.
subnet
A ph
y
sical or lo
g
ical network within an IP network, which shares a network address
with other portions of the network.
subnet mask
Used to indicate which bits in an IP address identif
y
a subnet.
switch
A network device which connects two or more separate network se
g
ments and
allows traffic to be passed between them. A switch determines whether a frame
should be blocked or transmitted based on its destination address.
TCP
Transmission Control Protocol.
TCP/IP
A protocol suite consistin
g
of the Transmission Control Protocol and the Internet
Protocol; the suite of communications protocols on which the Internet is based.
UDP
User Data
g
ram Protocol. A protocol which transmits data over IP.
URL
Uniform Resource Locator. The network address of a file.
UTP
Unshielded Twisted Pair. A t
y
pe of cablin
g
consistin
g
of insulated cable strands
which are twisted to
g
ether in pairs.
Winsock
The Microsoft implementation of the Windows Sockets networkin
g
API based on
the Berkele
y
UNIX Sockets interface for supportin
g
TCP/IP.
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