Apple Ipad 3G version will again use the At&T’s 3G network. While listening to complaints from Iphone user about AT&T overloaded 3G network Apple officials said AT&T is trying hard to improve it’s network.

Ipad 3G version will be available with two data plans
$14.99 for 250mb data.
$29.99 for Unlimited data(not sure if fair usage applies).
Both plans have no contract obligations.