Re: PPTP VPN fails to work after installing Motorolla NVG510
11-01-2011 11:20:47 PM
Bangback, your solution to use IP Passthrough does indeed expose the computer you specify (by MAC address) to the wild Internet. Make sure you have a strong host-based firewall active on that host, or you are very likely to get infected with some kind of malware. Expect to get port-scanned within 60 seconds of activating that configuration (yes, that's been tested, and it's less than 60!).
I am holding out for a true solution that doesn't require that compromise.
Ok, I got a workaround that's working for me.
Hopefully Motorola will come out with a firmware update soon that will allow the needed packets to pass through without using IP Passthrough. I guess using this method will allow your machine to be vulnerable to attacks because you're basically putting it in front of the firewall.
Here's what I did: