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Method and system for power control of fibre channel switches

  • US 7,822,061 B2
  • Filed: 11/07/2008
  • Issued: 10/26/2010
  • Est. Priority Date: 07/21/2003
  • Status: Active Grant
First Claim
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1. A method for controlling power consumption in a switch element having a plurality of ports for transmitting and receiving network information, comprising:

  • (a) powering up the plurality of ports for a duration during the switch element initialization so that if the plurality of ports are shut down, they are shut down in a known state;

    (b) shutting down all the ports in the known state, except a control port of the switch element;

    (c) determining active ports of the switch element, after all the ports are shut down in the known state; and

    (d) providing power to only the active ports to receive and transmit network information.

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