"Ex-Google engineer J.R. Rivers — who now runs a networking outfit called Cumulus Networks — says this appears to be an older switch, something that has been used for about three years or so"
So I guess there are good networking hardware engineers in Finland, and it's not a stretch to imagine Google might have bought some of them up somewhere along the way.
[1]http://www.bgr.com/2012/03/22/nokia-to-cut-1000-jobs-from-fi...
[2]http://www.bgr.com/2012/06/14/nokia-layoffs-2012-vertu-restr...