Resolution Suggestion One:

# Test your Internet connection to Windows Update.

A straightforward answer but one that works in many situations!
Check to decide if your Internet connection is preventing you from getting the Windows Update Web site. To do this, visit the subsequent Microsoft Windows Update Web site to find out if you can download the Iuident.cab file:

http://windowsupdate.microsoft.com/v4/iuident.cab

If a file download dialog box come into view, the trouble is not with your Internet connection. Click on Cancel. If you cannot connect to this connection, as well as you receive a "Page Cannot Be Displayed" error message, your Internet connection is avoiding you from getting the Windows Update site.

Resolution Suggestion Two:

# Reconfigure or update your firewall program.

Reconfigure or update your firewall program so that Windows Update is not blocked, as well as after that aim to renew your computer again by using Windows Update. For information about how to reconfigure or update your firewall program, perceive the documents that was included with the program, sight the Help files for your program, or call the manufacturer's technical support Department.

E.g. It my signify Opening TCP/IP 443 in both directions for this course: %windir%\system32\svchost.exe

Resolution Suggestion Three:

# Remove Windows Update entries from the HOSTS file.

To eliminate Windows Update entries from the HOSTS file, pursue these steps:

-Click Start, spot to All Programs, spot to Accessories, and after that click Notepad
-On the File menu, click on Open.
-In the Files of type box, click All Files.
-In the Look in box, locate the subsequent folder:
C:\Winnt\system32\drivers\etc\

-Double-click to open the hosts file.
-Eliminate any lines that contain entries for Windows Update (Microsoft Windows Update).
-On the File menu, click Save.
-Close Notepad.

Resolution Suggestion Four:

# Run the IPCONFIG /FLUSHDNS command.

To run the ipconfig /flushdns command, pursue these steps:
-Click Start, and afterward click Run.
-In the Open box, type cmd, as well as click on OK.
-At the command prompt, type the subsequent command, and after that press ENTER:
ipconfig /flushdns

close the command window.

Resolution Suggestion Five:

# Add Windows Update addresses to the trusted sites list.

To attach Windows Update addresses to the dependence sites list, pursue these steps:

-Open Microsoft Internet Explorer.
-Click Tools, and after that click Internet Options.
-Click the Security tab, and after that click Trusted Sites.
-Click Sites, and afterward click to clear the necessitate server verification (https for all sites in this zone check box.
-In the Add this Web site to the zone box, type every of the subsequent addresses, and click Add after each address:
Microsoft Windows Update
http://V6.Windowsupdate.microsoft.com
https://v6.Windowsupdate.microsoft.com
http://Download.Windowsupdate.com


-Click OK to shut all Internet Options windows.

Resolution Suggestion Six:

# Add Windows Update addresses to the proxy settings exceptions list.

If your Internet connection makes use of a proxy server, attach the Windows Update sites to the proxy settings exceptions in Internet Settings. To do this, pursue these steps:

-Open Internet Explorer.
-Click Tools, and after that click Internet Options.
-Click the Connections tab, and afterward click LAN Settings.
-Click Advanced, and after that type the subsequent text in the Exceptions text box (all in one line):

windowsupdate.microsoft.com;v4.windowsupdate.micro soft.com;
download.windowsupdate.com

Note down If you are using any third-party proxy or firewall program, see your product documentation for information about how to add these sites to the exception directory for those applications.

Click OK to shut all Internet Options windows.

Resolution Suggestion Seven:

# Change the MTU setting on your router.

Yours ISP's
MTU for their connection might not be properly installed on your Broadband router and/or your PC.

Please contact your ISP's support for more support on this. But the subsequent articles may be of help out:

http://www.microsoft.com/windowsxp/u...ing/learnmore/
ppoe.mspx

How to change the PPPoE MTU size in Windows XP

Resolution Suggestion Eight:

# Configure Norton Internet Security 2003.

Norton Internet Security 2003 might be jamming Windows Update. Try this:
-Open the Norton Internet Security 2003 software
-Click on "Norton Internet Security" button situated on the left side
-Click on "Personal Firewall" located on midpoint
-Click on "Configure" button on bottom right face
-When dialog box appears, click on "Program Control" tab
-Scroll down as well as find and click on "Microsoft Generic Host Process for Win32 services"
-Then click on "Modify" underneath at key of scroll box.
-When dialog box appears, click as well as select "Permit" button
-Close up all boxes as well as shut Norton.
-And restart your PC.