Nokia splashes out $421m on IP specialist

Finnish handset giant gets back into the acquisition game..

Nokia is buying networking infrastructure company Amber Networks for $421m in an all-stock deal. The Finnish handset giant said it was buying Amber for its fault-tolerant routing technology - central to developing packet-switched IP networks. Nokia recently made a number of redundancies from its own networking division. The deal marks Nokia's first acquisution since December 2000, when it bought internet security firm Ramp Networks.