McAfee is one of the reasons that limewire and vista won't work...
I have veiwed your other post and another member had similar problems with the PC Tools firewall...
Unfortunatley I don't think he ever got it sorted out as his ISP played a major part in his not connecting...
You will need to supply more infromation to see if there is anything else that may be blocking you...
http://www.gnutellaforums.com/connec...-you-post.html