perhaps
http://support.microsoft.com/default.aspx/kb/933872/en-us ?
(if sometimes = wake from sleep or low power, etc.)
On Wed, 8 Aug 2007 15:14:03 -0700, _PvK
<_PvK.RemoveThis@discussions.microsoft.com> wrote:
>I have a Vista Business machine that uses a Win2k3 DHCP server thru an ISA
>gateway (DHCP relay) Usually i get all the DHCP information but sometimes i
>don't get the default gateway.
>
>IP address, netmask, DNS servers, Wins Servers, Alternate Routes (option
>249)all works.
--
Barb Bowman
MS Windows-MVP
http://www.microsoft.com/windowsxp/expertzone/meetexperts/bowman.mspx
http://blogs.digitalmediaphile.com/barb/