Gateway Profile 5 Manual

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Example router-based wired Ethernet network
The following is an example of a wired Ethernet network. The network is made up of a 
router, a cable or DSL modem, your computers, and cables connecting each of these 
components. The router is the central control point for the network. Attached to the router 
are all of your computers or Ethernet-ready devices. Also connected to the router is a cable 
or DSL modem that provides access to the Internet.
Equipment you need for a router-based...

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Determining if wired Ethernet is already installed on your computers
To determine if wired Ethernet is already installed on your computer:
1Click Start, then click Control Panel. The Control Panel window opens. If your Control 
Panel is in Category View, click 
Performance and Maintenance.
2Click/Double-click System, click the Hardware tab, then click Device Manager. The Device 
Manager window opens.
3Click the plus (+) in front of Network adapters. The wired Ethernet device installed...

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Making sure your broadband connection works
Before you change anything about your home setup, make sure that your broadband 
connection is working correctly. To test the connection, log onto the Internet using your 
current setup. If the connection is not working, contact your Internet service provider.
Naming the computers and the workgroup
To identify this computer on the network:
1Click Start, then click Control Panel. The Control Panel window opens. If your Control 
Panel is in...

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Configuring the TCP/IP protocol
A networking protocol is a language computers use to talk to each other. One of several 
available protocols must be set up on each computer you plan to use on your network. 
We recommend you use the Transmission Control Protocol/Internet Protocol (TCP/IP), 
which is widely accepted and compatible for local area networks (LANs), as well as for 
Internet communications.
When networking is set up in Windows XP, TCP/IP is automatically installed as the...

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3Right-click Local Area Connection, then click Properties. The Local Area Connection 
Properties dialog box opens.
- OR - 
If you do not have a LAN connection setup, click 
Create a new connection and follow 
the instructions in the New Connection Wizard.
4Click to select the Internet Protocol (TCP/IP) check box in the This connection uses the 
following items 
list. If you do not see TCP/IP, drag the scroll bar to see more choices.
5Click Properties. The Internet Protocol (TCP/IP)...

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6Click the General tab.
7Click Obtain an IP address automatically.
8Click OK to close the Internet Protocol (TCP/IP) Properties dialog box.
9Click OK to close the Local Area Connection Properties dialog box.
10Click X to close the Network Connections window.
11Repeat this procedure for every computer on your network.
Where to go from here
If you are setting up a wireless Ethernet, go to “Setting up a wireless Ethernet network” 
on page 101.
-OR-
If you are setting up a wired Ethernet,...

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Setting up a wireless Ethernet network
See the instructions that came with your access point or wireless access point router for 
initial setup. How you set up your access point varies depending on the features of the 
access point and your networking situation.
Mounting the access point
When selecting a place to mount your access point, consider the following guidelines:
■Mount your access point as high as possible (to avoid interference from natural 
obstacles and appliances).
■Mount...

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8In the browser’s Address box, type http://192.168.1.1, then press ENTER.
9When prompted for a username and password, leave the username box empty and 
type admin in the password box, then click 
OK. The setup page opens.
10Enter the following values in the appropriate fields:
■Host Name and Domain Name - Check with your ISP to see if entries are required in 
these fields and, if so, what entries are required.
■Enable/Disable wireless - Click Enable to turn on the wireless functions of...

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Connecting to an access point network
After you have set up your wireless access point, you need to set up the network connection 
on your computers.
To connect to an access point wireless Ethernet network:
1Before connecting to an access point, you must turn on the wireless Ethernet emitter 
by clicking 
Start, then clicking Control Panel. The Control Panel window opens. If your 
Control Panel is in Category View, click 
Network and Internet Connections. The Network 
and Internet...

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Configuring computer settings for an access point
If you are unable to connect to an access point in the Choose a wireless network list, the 
most likely cause is that the access point is using WEP security. You need to configure your 
network settings to use the same WEP security settings as those used by the access point.
To configure computer settings with WEP security for an access point wireless Ethernet 
network:
1With the Wireless Network Connection window open, click Change...