Schneider Electric 174 CEV Network Router User Manual


 
Glossary
84
repeater
A device that connects two sections of a network and conveys signals between
them without making routing decisions or filtering packets.
router
A device that connects two or more sections of a network and allows information
to flow between them. A router examines every packet it receives and decides
whether to block the packet from the rest of the network or transmit it. The router
will attempt to send the packet through the network by the most efficient path.
server
Provides services to clients. This term may also refer to the computer on which
the service is based.
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.