Forgot to say thanks for the quick reply back in Feb.  We plugged in one of the units at our remote location which only serves 208v/220v and the device powered up just fine and has been working good since.-Adam

I realize the date of this post is somewhat old however we are experiencing a very similar problem and was curious if you found out any more facts from the other engineers whether this unit is capable of routing through the tunnel?Perhaps with the la...