ZyXEL N4100 Guia Do Utilizador
N4100 User’s Guide
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H A P T E R
5
WAN/LAN
5.1 Overview
A Local Area Network (LAN) is a shared communication system to which many
computers are attached. A LAN is a computer network limited to the immediate
area, usually the same building or floor of a building.
computers are attached. A LAN is a computer network limited to the immediate
area, usually the same building or floor of a building.
A WAN (Wide Area Network) is an outside connection to another network or the
Internet. It connects your private networks, such as a LAN, and other networks,
so that a computer in one location can communicate with computers in other
locations.
Internet. It connects your private networks, such as a LAN, and other networks,
so that a computer in one location can communicate with computers in other
locations.
5.1.1 What You Can Do in this Chapter
Use the WAN/LAN screen (
) to set the LAN IP address and
subnet mask of your N4100, and configure the WAN settings on the N4100 for
Internet access.
Internet access.
5.1.2 What You Need to Know
The following terms and concepts may help as you read through the chapter.
IP Address
Similar to the way houses on a street share a common street name, so too do
computers on a LAN share one common network number. This is known as an
Internet Protocol address.
computers on a LAN share one common network number. This is known as an
Internet Protocol address.
Subnet Mask
The subnet mask specifies the network number portion of an IP address. Your
N4100 will compute the subnet mask automatically based on the IP address that
you entered. You don't need to change the subnet mask computed by the N4100
unless you are instructed to do otherwise.
N4100 will compute the subnet mask automatically based on the IP address that
you entered. You don't need to change the subnet mask computed by the N4100
unless you are instructed to do otherwise.