The Nokia 7210 Service Access Switch (SAS) portfolio of compact Ethernet access and aggregation devices enables network transformation in mission-critical networks operated by industries including energy, transportation, commerce and the public sector. Using a service-oriented approach, it is optimized to cost effectively deliver Ethernet and Multiprotocol Label Switching (MPLS) to small and medium-sized locations with a rich set of multiservice networking capabilities and high Ethernet fan-out.