ActionTec R1020S(U), Руководство пользователя

Страница: 21 / 37

X
40 41
Glossary Glossary
X
This process allows all of the computers on your home network to use one IP address.
This will enable access to the Internet from any computer on your home network with-
out having to purchase more IP addresses from your ISP.
PC Card
This is an ethernet card that connects to the PCMCIA slot on your lap top or desktop
PC. This enables the computer to communicate with with the home Gateway.
PPPoE (Point-to-Point Protocol over Ethernet.)
Point-to-Point Protocol is a method of secure data transmission.
Subnet Mask
A subnet mask is a set of four numbers configured like an IP address. It is used to cre-
ate IP address numbers used only within a particular network.
TCP/IP (Transmission Control Protocol/Internet Protocol)
This is the standard protocol for data transmission over the Internet.
WAN (Wide Area Network)
A network that connects computers located in separate areas, (i.e., different buildings,
cities, countries). The Internet is a wide area network.
WECA (Wireless Ethernet Compatibility Alliance)
An industry group that certifies cross-vender interoperability and compatibility of IEEE
802.11b wireless networking products and to promote that standard for enterprise,
small business, and home environments.
WLAN (Wireless Local Area Network)
This is a group of computers and other devices connected wirelessly in a small area. A
wireless network is referred to as LAN or WLAN.
ESSID (Extended Service Set Identifier)
You must have the same ESSID entered into the gateway and each of its wireless clients.
The ESSID is a unique identifier for your wireless network.
Ethernet
Ethernet networks are connected by cables and hubs, and move data around. This is a
standard for computer networks.
Firewall
A Firewall prevents anyone outside of your network from accessing your computer and
possibly damaging or viewing your files.
Gateway
A central device that manages all the data traffic of your network, as well as to the
Internet.
IP Address (Internet Protocol)
An IP address consists of a series of four numbers separated by periods, that identifies a
unique Internet computer host.
ISP Gateway Address (see ISP for definition)
The ISP Gateway Address is an IP address for the Internet router. This address is only
required when using a cable or DSL modem.
ISP (Internet Service Provider)
An ISP is a business that allows individuals or businesses to connect to the Internet.
LAN (Local Area Network)
A LAN is a group of computers and devices connected together in a relatively small
area (such as a house or an office). Your home network is considered a LAN.
MAC Address (Media Access Control)
A MAC address is the hardware address of a device connected to a network.
NAT (Network Address Translation)