Patent Document ID: 4706240
Application ID: 06803091
Patent Flag: 1

Claim One:
1. A switching system for communicating data from a plurality of input ports to a plurality of output ports, comprising a first switching network of a self-routing type responsive to a path request from one of said input ports for establishing the requested path through said first switching network; second switching network of a type other than self-routing for communicating the data from said plurality of input ports to said plurality of output ports; said first switching network comprising means responsive to said path being set up through said first switching network for generating signals to control said second switching network; means for translating the generated signals to convert the path through said first network for use in controlling said second switching network; said second switching network responsive to the translated signals for establishing a path for the communication of data from said one of said input ports to one of said output ports; and said first switching network further comprises means for indicating that a data path has been set up through said second switching network to said one of said output ports.