Motorola SVG2500 User Manual page 142

This document is uncontrolled pending incorporation in PDM
17 GLOSSARY
TERM
SOHO
spectrum
spectrum
allocation
splitter
SSID
stateful
inspection
static filter
static IP
address
static route
station
subscriber
subnet mask
DEFINITION
and manage networks and network devices. Data is exchanged
using PDU messages.
small office home office
A specified range of frequencies used for transmission of
electromagnetic signals.
An allocation of portions of the available electromagnetic
spectrum for specific services, such as AM, FM, or personal
communications.
A device that divides the signal from an input cable between
two or more cables.
The Service Set Identifier or network name is a unique
identifier that wireless clients use to associate with an
access point to distinguish between multiple WLANs in the
same area. All clients on a WLAN must have the same SSID
as the access point.
A type of firewall that tracks each connection, traversing all
firewall interfaces to ensure validity. In addition to examining
the source and destination in the packet header based on static
rules, a stateful inspection firewall:
•
Examines packet headers on context established by
previous packets that traversed the firewall
•
Monitors the connection state and saves it in a table
•
Closes ports until a connection to a specific port is
requested
•
May examine the packet contents up through the
application layer to determine more than just the source
and destination
A stateful inspection firewall is more advanced than a static
filter firewall.
A type of firewall that examines the source and destination in the
packet header based on administrator-defined rules only.
An IP address that is permanently assigned to a host.
Normally, a static IP address must be assigned manually. The
opposite of dynamic IP address.
A manually-defined route.
IEEE 802.11b term for wireless client.
A home or office user who accesses television, data, or other
services from a Internet Service provider.
A bit mask that is logically ANDed with the destination IP address
of a packet to determine the network address. A router routes
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