If you use Windows XP, CUIT recommends that you use on the built-in
Windows XP firewall to help protect your computer from viruses and
These instructions apply to versions of Windows XP that have not
been upgraded to Service Pack 2. With Service Pack 2, the firewall
can be managed from the Security Center, located on the Control
- Click on the Start button (most often in the bottom left corner of
your screen), and then choose Control Panel. If you do not see the
Control Panel listed, choose Settings instead, and then choose Control
Panel from the that submenu.
- If a screen comes up that says "Pick a category," please click
Switch to Classic View on the left side of the screen. Otherwise,
please go to step 3.
- Double click on Network Connections. This should bring up a list
of your available network connections.
- Right click on the Local Area Connection. This should bring up a
small menu. Left click on Properties. This will bring up the Local
Area Connection Properties window. Note: You may instead have a
connection called Local Area Connection 2 (or any other number).
Right click on that connection instead, and choose Properties from the
menu to continue.
- Click on the Advanced tab at the top of the window.
- Place a check mark in the box labeled "Protect my computer and
network by limiting or preventing access to this computer from the
- Click OK.
- Now, it is necessary to repeat this for all other connections
labeled as Local Area Connection or Wireless Network Connection.
Right click on the connection and then left click on Properties from
the menu. Then, repeat steps 5-7 for that connection. Make sure to
keep repeating this until all connections labeled as Local Area
Connection or Wireless Network Connection have been modified.
To reach this page quickly in the future, use the keyword sp1firewall.
Send reports of security incidents, attacks, or questions to firstname.lastname@example.org