@CarlosCoque  I am having the same frustrating issue. I've spent over 3 hours trying to fix this VPN issue on windows 10-1709. iPhone/ipad with ios11 connects to my MX64 L2TP VPN so easily. My windows computer is on the same network as the phone and returns error 809 all day long and will never connect. Following the setup instructions from Meraki will not work on Windows 10. My MX64 is not behind a NAT. It is connected to a modem in bridge mode so it pulls a public IP.  I also completed the registry edit microsoft recommends but it's not the problem. ... View more