SYSTEM AND A METHOD FOR SWITCHING DATA PACKETS OR FRAMES USING MULTIPLE SWITCHING ELEMENTS

摘要

A system for switching data packets or frames, the system comprising three or more switching elements each having a number of uplinks and downlinks being inputs/outputs adapted to receive and output data packets or frames, where the switching elements are interconnected so that one or more uplinks of each switching element is connected to one or more uplinks of each of the other switching elements and the switching elements comprise means preventing transfer of data packets or frames between uplinks thereof.