"so what exactly is the point of the network config tool with respect to the internet connection wizard?"
There is some redundency here. You can set up your connection with system tools, kppp, wvdial, or gnome-ppp. Pick whichever one you prefer and ignore the rest.
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Be prepared. Create a LifeBoat CD.
http://users.rcn.com/srstites/LifeBo...home.page.html
Steve Stites