Collapsed-distributed Clos switching architecture for multi-chassis fabric connectivity

A system comprising:

• a plurality of devices,
• each device, of the plurality of devices, including a plurality of crossbars associated with a Clos architecture,
• each of the plurality of crossbars including:
• a first crossbar component;
• a second crossbar component;
• and
• a third crossbar component,
• the first crossbar component, of each of the plurality of crossbars, connecting to the second crossbar component of each of the plurality of crossbars,
• the second crossbar component, of each of the plurality of crossbars, connecting to the first crossbar component, of each of the plurality of crossbars, and connecting to the third crossbar component of each of the plurality of crossbars, and
• the third crossbar component, of each of the plurality of crossbars, connecting to the second crossbar component of each of the plurality of crossbars.

A system comprising:

• two or more devices,
• each device, of the two or more devices, including a plurality of crossbars associated with a Clos architecture,
• each of the plurality of crossbars including:
• a first crossbar component;
• a second crossbar component;
• and
• a third crossbar component,
• the first crossbar component, of each of the plurality of crossbars, connecting to the second crossbar component of each of the plurality of crossbars,
• the second crossbar component, of each of the plurality of crossbars, connecting to the first crossbar component, of each of the plurality of crossbars, and connecting to the third crossbar component of each of the plurality of crossbars, and
• the third crossbar component, of each of the plurality of crossbars, connecting to the second crossbar component of each of the plurality of crossbars.