Have you installed the latest firmware for the router or driver for the NIC?
If yes, you may try to remove the IPv6 completely. This how to may help.
Please post back with the result.
Vista IPCONFIG and Network SettingsHow to disable IPv6 and Tunnel completely
on Vista How to disable ICS public connection in Vista How to: Enabling ICS
on Vista ...
www.howtonetworking.com/vista/vistaipconfig.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
"max" <max@discussions.microsoft.com> wrote in message
news:57985F96-8111-4A36-9186-472F8CB0AD8B@microsoft.com...
> wired and wireless both work fine when static IP-adresses are assigned,
> they
> do not work when configured as DHCP-enabled on home and work network,
> where
> XP DHCP-enabled computers work fine.
> Tried :
> DhcpConnForceBroadcastFlag=0/1
> DhcpConnEnableBcastFlagToggle=0/1
> in all combinations with reboots and reinstalls of both MS and vendor
> drivers.
> still error message: "unable to contact your DHCP server. Request has
> timed
> out."
>
> NICs show that they send but receive no byte whatsoever
>
> I'm pretty clueless and cannot use the idea of static adresses since I
> have
> to travel to several sites frequently.
>
> Any help/ideas?
> tnx in advance
>