On Wed, 5 Jan 2005 17:28:12 -0600, Lewis Edwards
<lewis dot edwards at esi dash group dash na dot com> wrote:
> 
> I am running firmware 1.11 (Nov 11 23:02:41 CET 2004).  I followed the
> instructions in the PPTP section of the documentation to configure my
> m0n0wall as a VPN server (checked "Enable PPTP server" and filled in the
> "Server Address" and "Remote Address Range" fields).  Then I created a PPTP
> VPN user.
> 
> I cannot connect with either a Windows 2000 or Windows XP VPN client.  I am
> pointing them at the IP address for the WAN interface.  Windows 2000 returns
> "Error 678: There was no answer" and Windows XP returns "Error 800: Unable
> to establish connection".  


Can you telnet to port 1723 on the public IP from the internet?  Open
a command prompt, 'telnet wan.ip.address 1723', and it should come
back with a blank screen.  hit enter a few times and it should
disconnect.

-Chris