Neeyik said:Which is correct - power tool routers "dig things out" and so should be pronounced "row-ters". Network routers send data off down different routes, hence "root-ers".
Edit: From the OUP, producers of the Oxford English Dictionary:
http://www.askoxford.com/concise_oed/rout_2?view=uk
http://www.askoxford.com/concise_oed/route?view=uk
http://www.askoxford.com/concise_oed/router?view=uk
That makes perfect sense indeed.