Maybe these links can help you in the right track...

http://www.sophos.com/support/faqs/comdown.html
http://www.sophos.com/support/docs/#winnt2000
http://www.vanja.com/listarc/vtools/2002-February/000448.html
http://www.cs.ust.hk/cssystem/henry/scripts/sophos_ide.html
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Co