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Gigax series l2 managed switch user’s guide – Asus GigaX2048 User Manual

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GigaX Series L2 Managed Switch User’s Guide

158

broadcast

To send data to all computers on a network.

download

To transfer data in the downstream direction, i.e., from the

Internet to the user.

Ethernet

The most commonly installed computer network technology,

usually using twisted pair wiring. Ethernet data rates are 10 Mbps

and 100 Mbps. See also 10BASE-T, 100BASE-T, twisted pair.

filtering

To screen out selected types of data, based on filtering rules.

Filtering can be applied in one direction (ingress or egress), or in

both directions.

filtering rule

A rule that specifies what kinds of data the a routing device will

accept and/or reject. Filtering rules are defined to operate on an

interface (or multiple interfaces) and in a particular direction

(upstream, downstream, or both).

FTP File

Transfer

Protocol

A program used to transfer files between computers connected

to the Internet. Common uses include uploading new or updated

files to a web server, and downloading files from a web server.

host

A device (usually a computer) connected to a network.

HTTP Hyper-Text

Transfer

Protocol

HTTP is the main protocol used to transfer data from web sites

so that it can be displayed by web browsers. See also web

browser, web site.

ICMP

Internet Control Message Protocol

An Internet protocol used to report errors and other

network-related information. The ping command makes use of

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