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Virtual port grouping for virtual cluster switching

  • US 9,461,911 B2
  • Filed: 03/10/2015
  • Issued: 10/04/2016
  • Est. Priority Date: 06/08/2010
  • Status: Active Grant
First Claim
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1. A switch, comprising:

  • a port configured to couple to a server hosting a number of virtual machines;

    a storage device storing information regarding a set of virtual port groups, wherein a respective virtual port group in the set indicates a group of virtual media access control (MAC) addresses associated with corresponding virtual ports of virtual machines;

    a virtual port grouping mechanism configured to;

    identify a virtual port group for a frame based on the information in the storage device;

    determine whether the frame is traveling from the virtual port group to the same virtual port group; and

    prevent the frame from being forwarded upon a determination that the frame is not traveling to the same virtual port group.

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