Patent ID: 7133399
Filing Date: 2006-11-07
Classification: H04L

Abstract:
1. A router system incorporating a router switch fabric and a single active central arbiter, said single active central arbiter comprising: an optical crossbar switch provided as the router switch fabric; a logic network that models said router switch fabric; an input logic block connected with an input terminal of said logic network; an output logic block connected to an output terminal of said logic network, wherein said output logic block is different from said input logic block; a plurality of request queues, each said request queue interconnected with said input logic block through a request pool; and a line shelf containing a plurality of router output ports and multiple packet forwarding modules, said packet forwarding modules being interconnected with said central arbiter through arbiter interfaces, wherein each of said packet forwarding modules contains multiple virtual output queues, each said virtual output queue being connected to a highest priority request selection processor.