First of all, it is not recommended to enable RRAS in a DC. If you do, you
may have name resolution and connectivity issue. I haven't tested windows
2008, but in Windows 2003, you may re-configure DNS and WINS. This search
result may help.
Name resolution on VPN
Resolution: Name resolution and connectivity issues on a RRAS that
also runs DC, DNS or WINS. How to assign DNS and WINS on VPN client manually
....
www.chicagotech.net/nameresolutionpnvpn.htm
--
Bob Lin, Microsoft-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
<(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
> On Sun, 30 Aug 2009 20:41:39 -0500, "Bob Lin \(MS-MVP\)"
> <(E-Mail Removed)> wrote:
>
>>Do a simple test. can you ping a remote computer by IP?
>
> Yes I can. I have done more. Turned on the firewall tracing and
> found that the GRE messages are being dropped. I have checked both
> the input and output filters and they should let the GRE messages
> past. I am confused.
>
> When I configure the RARS, the system requires I use the Custom
> configuration because less than two network interfaces were detected
> on my machine. I have four, but three are disabled because I read
> about Multi-homed DC's. I use static address assignment from
> 192.168.1.30 to 192.168.1.39.
>
> I believe I have a configuration problem since I use a single NIC and
> have both the DC and DHCP on the same processor. We are a small
> office of ablut 7 staff members, so there are some limitations.