Accessing eduroam via the LSE wireless network (Windows XP)

This guide describes how to configure your Windows XP computer to access eduroam via the LSE wireless network on campus. This service offers users visiting participating institutions to access network resources using the logon credentials from their own institution. 


You must have at least Windows XP Service Pack 2 security patches installed to be able to connect to the wireless network. You must also have a wireless adapter.

Users are required to install and regularly update antivirus software.


Some wireless network adapters are often bundled with software from the manufacturer; you will need to disable this software and use Microsoft's built-in configuration tool instead.

To configure your wireless connection using Microsoft's built-in configuration tool:

  1. Locate an area with a good wireless signal using the LSE Wireless map
  2. Click Start | Run
  3. Type services.msc and click OK
  4. In the Services dialog box, scroll down and double-click Wireless Zero Configuration
  5. From the Startup type drop-down list, select Automatic
  6. Under Service status, click Start
  7. Click OK
  8. Click Start | Control Panel | Network Connections
  9. Right-click your Wireless Network Connection icon and select Properties
  10. Ensure that Show icon in notification area when connected is ticked
  11. Select the Wireless Networks tab
  12. Tick Use Windows to configure my wireless network settings
  13. Click Add
  14. In the Network name {SSID}: textbox, enter eduroam
  15. From the Network Authentication drop-down list, select WPA
  16. From the Data Encryption drop-down list, select AES
  17. Ensure that This is a computer-to-computer.....access points are not used is unticked
  18. Select the Authentication tab
  19. Ensure that Enable IEEE 802.1x authentication for this network is ticked
  20. From the EA type drop-down list, select Protected EAP (PEAP)
  21. Untick Authenticate as computer when computer information is available
  22. Ensure that Authenticate as guest when user or computer information is unavailable is unticked
  23. Click Properties
  24. Tick Validate server certificate
  25. In the Connect to these servers: box, enter
  26. Under Trusted Root Certification Authorities:, tick GlobalSign Root CA
  27. Select Secured password (EAP-MSCHAP v2)
  28. Click Configure
  29. Untick Automatically use my Windows logon name and password (and domain if any)
  30. Click OK 4 times to close the active dialog boxes
  31. Close the Network Connections window
  32. In the system tray, click on the balloon prompting you for a certificate
  33. When prompted, enter the following information:
    Username: Your LSE email address: e.g.
    Password: Your LSE network password
    Click OK
  34. Once you're connected, test your connection using your Internet browser by opening the LSE website at


If you experience problems connecting the wireless network, apply the following DHCP settings to your wireless connection.

To change DHCP settings:

1. Click Start | Control Panel | Network Connections

2. Right-click your Wireless Network Connection icon and select Properties

3. Select Internet Protocol (TCP/IP) and click Properties

4. Make a note of your IP address and DNS server address

5. Select Obtain IP address automatically

6. Select Obtain DNS server address automatically

7. Click OK | Close

Most computers are configured to join a Local Area Network by default, but should you experience problems due to broadband or dial-up settings, check Internet Options Connection settings.

To change Internet Options Connection settings:

1. Click Start | Control Panel | Network Connections

2. Double click Internet Options

3. Select Connections tab

4. Select Dial whenever a network connection is not present

5. Click LAN Settings

6. Tick Automatically detect settings

7. Untick any other options

If you receive a 'Duplicate name exists on the network' error, you will need to change the computer name.

To change the computer name:

1. Log on as an Administrator if necessary

2. Click Start | Control Panel | System

3. Select Computer Name tab

4. Click Change

5. Enter T-USERNAME as your computer name (your LSE network username)

6. Click OK

7. Restart your computer