Patent attributes
A packet switching equipment and a switch control system employing the same performs operation of the switch core portion independent of content of decision of an arbiter portion and overall equipment can be constructed with simple control structure. The packet switching equipment includes input buffer portions temporarily storing packets arriving to the input ports and outputting packets with adding labels indicative of destination port numbers, a switch core portion for switching the packets on the basis of labels added to the input buffer portions, and an arbiter portion adjusting input buffer portions to provide output permissions for outputting to the output ports. A sorting network autonomously sorting and concentrating the packets on the basis of the labels added to the packets is employed in the switch core portion.
