D-Link DFE-2600 Series, User Manual

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Glossary 89
Out-of-band Communications with a network device using
some medium other than the network itself.
P
Packet
An addressed segment of data transmitted on a
network.
Preamble Data bits at the beginning of each block of data,
used for synchronization.
R
Repeater LAN signal regenerator. An Ethernet hub is a
type of repeater.
S
Segment Part of an Ethernet or other network on which all
traffic is common to all nodes. See “ Collision
Domain.”
SNMP The Simple Network Management Protocol; an
industry-standard protocol for remotely moni-
toring and controlling network devices from a
Network Management System (NMS). SNMP
requests are usually transmitted using TCP/IP,
though other means are possible.
T
TCP/IP Transmission Control Protocol/Internet Protocol;
a suite of transport and network layer communi-
cations protocols.