You may try to reset TCP/IP. This post may help.
Can't assign static IP to XP
http://www.chicagotech.net/netforums...pic.php?t=3315
--
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
"Larry" <(E-Mail Removed)> wrote in message
news:5C532A00-5319-4B0C-AEBF-(E-Mail Removed)...
> Can anyone tell me why I can't statically assign an IP address to our
> Exchange 2007 server? For some reason, after the installation of Exchange
> 2007 I tried to assign a static IP address but it won't stick. Is there a
> simple way of doing this? Any help would be greatly appreciated.
>
> Larry