I have this setup: Cable-Modem -> Winston-privacy -> TL-R600VPN_router -> E-net_switches -> (direct-wire to each 3 X60's and 1 W3600 [aka X20]) + non-wired W3600 It all works great. The key is that...

The roaming is literally that ... you are walking around with the device from one location to another. That's not typically real relevant to most gaming. It would be relevant if you are watching a...

Just a thought: for stationary devices, couldn't you just turn off the Mesh access for just those devices? Disclaimer: I haven't tried that yet... I'm waiting to see how 'stable' the connections are...

Yes. I have 3 X60's and 2 X20's (W3600), in AP mode, and I've enabled the Fast Roaming (just set up 2 days ago ... so we'll see).

I just stumbled across this somewhat old thread ... and while I have not tried it yet, the Amazon listing for the R600VPN now touts L2TP support ... so maybe the firmware updates will now provide...