In IE - Tools - Internet Options - Connections(tab)
Be sure you have "never dial a connection" checkmarked.
In LAN either have no boxes checked, or possibly "automatically detect settings"
The above presumes that you do not use "proxy settings".
What happens if you drag your laptop over to your router and connect with a CAT5 ethernet cable?
What does your Control Panel - Network Connections tell you in its display?
Has this problem only recently cropped up.
That is, was your connection good, and then suddenly started being problematic?
What might you have done/changed at the time just before the problem cropped up?
Edited by dough, 14 October 2006 - 08:47 PM.