Schneider Optics Web Embedded Server User Manual

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Glossary

840 USE 115 00 Version 1.0

socket

The association of a port with an IP address, serving as an identification of sender
or recipient.

stack

The software code which implements the protocol being used. In the case of the
NOE modules it is TCP/IP.

STP

Shielded Twisted Pair. A type of cabling consisting of several strands of wire
surrounded by foil shielding, twisted together.

subnet

A physical or logical 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 identify a subnet.

switch

A network device which connects two or more separate network segments 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 consisting of the Transmission Control Protocol and the Internet
Protocol; the suite of communications protocols on which the Internet is based.

UDP

User Datagram Protocol. A protocol which transmits data over IP.

URL

Uniform Resource Locator. The network address of a file.

UTP

Unshielded Twisted Pair. A type of cabling consisting of insulated cable strands
which are twisted together in pairs.

Winsock

The Microsoft implementation of the Windows Sockets networking API based on
the Berkeley UNIX Sockets interface for supporting TCP/IP.