We had a post similar like this (posted below). you may need to re-configure
the TCP/IP settings. Please post back with the result.
Vista TCP/IP IssuesVista force to use wired instead of wireless · Vista
local only with 0.0.0.0 default gateway · Vista Loses Static IP address when
restarting ...
www.chicagotech.net/vista/vistaipissues.htm
--
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
<xin.yadong@gmail.com> wrote in message
news:945a5fe0-e028-4293-abd5-d3f580de2b14@41g2000hsc.googlegroups.com...
> Hi:
> My acer laptop using VIsta, I try to setup the wireless adapter with
> static IP, Gateway, DNS server information menualy. It was working
> after I made the change. But after I restart the laptop, all input
> information just gone, and the setup for TCP/IP v4 change back to
> Obtain automatically. So for I only enabled TCP/IP v4 service ndnder
> conection property. Does anybody have any idea? Maybe I should swith
> back to XP, Vista gave me too much troubles.
>
> Thanks