Firewall – Motorola SURFBOARD SVG2500 User Manual

Page 158

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17 GLOSSARY

143

TERM DEFINITION

dynamic IP
address

An IP address that is temporarily leased to a host by a DHCP
server. The opposite of static IP address.

E

TERM DEFINITION

encapsulate

To introduce data into some other data unit to hide the format of
the data.

encode

To alter an electronic signal so that only an authorized user can
unscramble it to view the information.

encrypt

To encode data.

endpoint

A VPN endpoint terminates the VPN at the router so that
computers on the SVG2500 LAN do not need VPN client
software to tunnel through the Internet to the VPN server.

Ethernet

The most widely used LAN type, also known as IEEE 802.3. The
most common Ethernet networks are 10Base-T, which provide
transmission speeds up to 10 Mbps, usually over unshielded,
twisted-pair wire terminated with RJ-45 connectors. Fast
Ethernet (100Base-T) provides speeds up to 100 Mbps. “Base”
means “baseband technology” and “T” means “twisted pair
cable.”

Each Ethernet port has a physical address called the MAC
address.

Euro-DOCSIS

A ComLabs standard that is DOCSIS adapted for use in
Europe.

event

A message generated by a device to inform an operator or the
network management system that something has occurred.

expansion slot

A connection point in a computer where a circuit board can be
inserted to add new capabilities.

EAP

Extensible Authentication Protocol

F

TERM DEFINITION

FCS

frame check sequence

F-type
connector

A type of connector used to connect coaxial cable to equipment
such as the SVG2500.

firewall

A security software system on the SVG2500 that enforces an
access control policy between the Internet and the SVG2500
LAN.

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