Linksys UWAG200G, Руководство пользователя

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70 Appendix E: Glossary
Wireless-G ADSL Home Gateway
Ping ( P acket IN ternet G roper) - An Internet utility used to determine whether a particular IP address is online.
POP3 ( P ost O ffice P rotocol 3 ) - A standard mail server commonly used on the Internet.
Port - The connection point on a computer or networking device used for plugging in cables or adapters.
P ower o ver E thernet ( PoE ) - A technology enabling an Ethernet network cable to deliver both data and power.
PPPoE ( P oint to P oint P rotocol o ver E thernet) - A type of broadband connection that provides authentication
(username and password) in addition to data transport.
PPTP ( P oint-to- P oint T unneling P rotocol) - A VPN protocol that allows the Point to Point Protocol (PPP) to be
tunneled through an IP network. This protocol is also used as a type of broadband connection in Europe.
Preamble - Part of the wireless signal that synchronizes network traffic.
RADIUS ( R emote A uthentication D ial- I n U ser S ervice) - A protocol that uses an authentication server to control
network access.
RJ-45 ( R egistered J ack -45 ) - An Ethernet connector that holds up to eight wires.
Roaming - The ability to take a wireless device from one access point's range to another without losing the
connection.
Router - A networking device that connects multiple networks together.
RTS ( R equest T o S end) - A networking method of coordinating large packets through the RTS Threshold setting.
Server - Any computer whose function in a network is to provide user access to files, printing, communications,
and other services.
SMTP ( S imple M ail T ransfer P rotocol) - The standard e-mail protocol on the Internet.
SNMP ( S imple N etwork M anagement P rotocol) - A widely used network monitoring and control protocol.
Software - Instructions for the computer. A series of instructions that performs a particular task is called a
“program”.
SOHO ( S mall O ffice/ H ome O ffice) - Market segment of professionals who work at home or in small offices.
SPI ( S tateful P acket I nspection) Firewall - A technology that inspects incoming packets of information before
allowing them to enter the network.