[Vpn-help] Problem with VPN and RDP

[Matthew Grooms]

Martin Zürcher wrote:
> Hello list
> 
> I have a VPN connection from Shrew Soft VPN Client (2.1.4-release /
> 2.1.5-rc-2 on WinXP) to a D-Link DFL-200 Firewall (ipsec with preshared
> keys). The connection works basically fine, so I can ping every host in
> the remote Net, VNC connections works also without any problems to every
> tested host (a few clients and two servers incl. terminal server) and
> also connecting with net shares (samba) works correct.
> The only thing that not works, is the RDP connecting for remote desktop
> (Terminal Server). All tries to connect the terminal server results in
> "connection timed out" / "No answer from server".
> 
> The strange thing: The RDP connections works fine when I connect the VPN
> with the NCP Secure entry client instead of the shrew soft client. I
> compared a lot of things from NCP to shrew and the only one difference
> I've found was an additional entry in the routing table, generated by
> NCP client (local adress 192.168.20.10, remote net 192.168.10.0)
> 
> shrew soft:
> 192.168.10.0    255.255.255.0     192.168.20.10    192.168.20.10
> NCP:
> 192.168.10.0    255.255.255.0     192.168.20.10    192.168.20.10
> 192.168.10.0    255.255.255.0     192.168.20.11    192.168.20.10
> 
> I'am not shure about the causality of that difference but as I said,
> this is the only one difference I've found.
> 
> Any (other) ideas?
> 

Hi Martin,

A few questions. Can you ping the host you are trying to RDP to? Have 
you tried using the IP address rather than the name for RDP and does 
that make any difference?

Thanks,

-Matthew