×

Redundant communication fabrics for enhancing fault tolerance in Totem networks

  • US 6,553,508 B1
  • Filed: 12/31/1999
  • Issued: 04/22/2003
  • Est. Priority Date: 12/31/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for providing fault tolerance in a Totem network, comprising the steps performed by a device operably connected on the network of:

  • receiving a token transmitted on a first fabric of a plurality of fabrics of the network;

    determining whether the number of times that a token has been switched from the first fabric to a second fabric of the plurality of fabrics exceeds a predetermined number;

    upon a determination that the number of times that a token has been switched exceeds a predetermined number, marking the token to indicate that at least one of the plurality of fabrics has failed; and

    setting the number of fabric switches stored on the token to zero in response to the indication that at least one of the fabrics has failed.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×