@DrKnorke Yes it does work. I have mine plugged into one of my M9s via ethernet and it works fine for any Macs on the network. You have to turn off Router mode and wireless broadcast both, and have...

@Baron I have just done the same, bought the M9 solution to replace my Time Capsule and AirPort Extreme system. Will be installing today but my thought was just to use Ethernet cable to link my Time...