Patent ID: 8730792

Claim:
A switching device comprising: a first switching section including: a first switching processor which switches plural pieces of data to determined destinations; and a controller which controls a switching process; and a second switching section including a second switching processor which switches plural pieces of data to determined destinations, wherein: the controller bypass-transmits a determined number of pieces of data received by the first switching processor to the second switching processor according to a congestion state of the first switching processor to make both of the first switching processor and the second switching processor perform a switching process; the controller bypass-transmits a determined number of pieces of data received by the second switching processor to the first switching processor according to a congestion state of the second switching processor to make both of the first switching processor and the second switching processor perform a switching process; and the first switching section and the second switching section are paired, and the controller is placed in one of two switching sections paired.