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Method and apparatus for securing and segregating host to host messaging on PCIe fabric

  • US 8,880,771 B2
  • Filed: 10/25/2012
  • Issued: 11/04/2014
  • Est. Priority Date: 10/25/2012
  • Status: Active Grant
First Claim
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1. A method of operating a switch fabric having a point-to-point network protocol, the method comprising:

  • receiving an input from a switch fabric administrator defining subnets;

    generating a virtual fabric ID (VFID) for at least one defined subnet;

    tagging packets of outgoing messages from at least one host with the virtual fabric ID; and

    determining if an incoming message to at least one host has a tag matching the virtual fabric ID;

    wherein receive processing for incoming messages is supported if the tag of the incoming message matches an approved virtual fabric ID and the message is dropped within the switch if the tag does not match the approved virtual fabric ID.

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