Patent ID: 7164677
Filing Date: 2007-01-16
Classification: H04L

Abstract:
1. A data switching system comprising: one or more I/O elements each comprising: routing device configured to provide a first routing information indicating at least one data packet or cell to be transmitted from one or more of the second ports; and an arbiter configured to transmit a bitmap to the one or more I/O elements, where the bitmap comprises information for enabling or disabling the transmitting and/or receiving of data packets or cells by the one or more I/O elements; wherein each of the one or more I/O elements is configured to transfer data packets or cells between the first ports and the second ports and to transmit data packets or cells comprising corresponding first routing information from the second ports; a switching element having a plurality of third input/output ports configured to receive and transmit data packets or cells, the switching element comprising means for: wherein a second port of each of the one or more I/O elements is connected to a third port of the switching element.