3Com Router WL-602 User Manual

2
INSTALLING THE ROUTER
IntroductionThis chapter will guide you through a basic installation of the Router, 
including:
■Connecting the Router to the Internet.
■Connecting the Router to your network.
■Setting up your computers for networking with the Router.
Safety InformationPlease note the following:
WARNING: Please read the Safety Information
 section in Appendix C 
before you start.
VORSICHT: Bitte lesen Sie den Abschnitt Wichtige Sicherheitshinweise
 
sorgfältig durch, bevor Sie das Gerät...

20CHAPTER 2: INSTALLING THE ROUTER
When positioning your Router, ensure:
■It is out of direct sunlight and away from sources of heat.
■Cabling is away from power lines, fluorescent lighting fixtures, and 
sources of electrical noise such as radios, transmitters and broadband 
amplifiers.
■Water or moisture cannot enter the case of the unit.
■Air flow around the unit and through the vents in the side of the case 
is not restricted. 3Com recommends you provide a minimum of 
25 mm (1 in.) clearance.
Using...

Powering Up the Router21
Mounting
Instructions for Wood
WallsTo wall mount the unit:
1Make two holes 100 mm (3.9 in.) apart.
2Fix two suitable screws directly into the wall, leaving their heads 3 mm 
(0.12 in.) clear of the wall surface. The screws should be at least 20 mm 
(0.75 in.) long. 
3Remove any connections in the Router and locate it over the screw heads. 
When in line, gently push the Router on to the wall and move it 
downwards to secure.
CAUTION: When making connections, be careful not to...

22CHAPTER 2: INSTALLING THE ROUTER
To communicate wirelessly with your Router, your wireless NIC should be 
set as follows:
■Encryption — none
■SSID — 3Com 
■Channel — 11
This following figure shows a typical network configuration for 3Com 
Wireless 11n Cable/DSL Firewall Router. 
Figure 5   Network Configuration for the Router  

3
SETTING UP YOUR COMPUTERS
The Router has the ability to dynamically allocate network addresses to 
the computers on your network, using DHCP. However, your computers 
need to be configured correctly for this to take place. To change the 
configuration of your computers to allow this, follow the instructions in 
this chapter.
Obtaining an IP 
Address 
Automatically
Windows 2000If you are using a Windows 2000-based computer, use the following 
procedure to change your TCP/IP settings:
1From the Windows...

24CHAPTER 3: SETTING UP YOUR COMPUTERS
Figure 6   Local Area Properties Screen
6Ensure that the options Obtain an IP address automatically, and Obtain 
DNS server address automatically are both selected as shown in Figure 7. 
Click OK.
Figure 7   Internet Protocol (TCP/IP) Properties Screen
7Restart your computer. 

Obtaining an IP Address Automatically25
Windows Vista
1From the Windows Start Menu, select Settings > Network.
2Click on Organize. Select Properties.
3Click on Manage network > Connections.
4Double click Local Area Connection. Select Properties and click continue.
5A screen similar to (Figure 8) should appear. Select Internet Protocol 
Version 6,Version 4 (TCP/IPv6,v4) and click on Properties.
Figure 8   Local Area Connection Properties Screen
6Ensure that the options Obtain an IPv6,v4 address...

26CHAPTER 3: SETTING UP YOUR COMPUTERS
Windows XP
1From the Windows Start Menu, select Control Panel.
2Click on Network and Internet Connections.
3Click on the Network Connections icon.
4Double click on LAN or High Speed Connection icon. A screen titled Local 
Area Connection Status will appear.
5Select Internet Protocol TCP/IP and click on Properties.
6Ensure that the options Obtain an IP address automatically, and Obtain 
DNS servers automatically are both selected. Click OK.
7Restart your computer....

Disabling PPPoE and PPTP Client Software27
Disabling PPPoE 
and PPTP Client 
SoftwareIf you have PPPoE client software installed on your computer, you will 
need to disable it. To do this:
1From the Windows Start Menu, select Settings > Control Panel.
2Double click on Internet Options.
3Select the Connections Tab. A screen similar to Figure 10 should be 
displayed.
4Select the Never dial a connection option.
Figure 10   Internet Properties Screen
You may want to remove the PPPoE client software from your...

28CHAPTER 3: SETTING UP YOUR COMPUTERS