Cannot access the Internet after installing Norton software

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After you install Norton Internet Security or Norton Personal Firewall 2004 or earlier, your computer cannot access to the Internet.

Question
Cannot access a specific Web site after installing Norton Internet Security or Norton Personal Firewall 2004 or earlier
Situation
After installing Norton Internet Security or Norton Personal Firewall 2004 or earlier, you notice that you are unable to access a specific Web site.
http://service1.symantec.com/SUPPORT/nip.nsf/docid/2004093013230036?Open&src=bar_sch_nam&docid=2002042908585736&nsf=nip.nsf&view=docid&dtype=&prod=&ver=&osv=&osv_lvl=


Question
Cannot access the Internet after installing Norton SystemWorks 2004 or earlier
Situation
After you install Norton SystemWorks, the computer cannot reliably access the Internet. Your Internet service provider (ISP) or a technician may have advised you to reconfigure Norton SystemWorks to resolve the Internet connection problems.
http://service1.symantec.com/SUPPORT/nsw.nsf/0f75ab1a9982283d88256c250066dc94/1a521888cdc2438688256cdf007f7222?OpenDocument&src=bar_sch_nam

Keywords: System works, fire wall