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Network abstraction and isolation layer rules-based federation and masquerading

  • US 7,643,484 B2
  • Filed: 02/09/2005
  • Issued: 01/05/2010
  • Est. Priority Date: 09/26/2003
  • Status: Active Grant
First Claim
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1. A network, comprising:

  • a private network link;

    a first federation, coupled to said private network link, being associated with a first private subnet and including a first plurality of servers, each server having a corresponding one of a plurality of local addresses;

    a second federation, coupled to said private network link, being associated with a second private subnet and including a second plurality of servers, each server of said second plurality of servers being a copy of a corresponding one of said first plurality of servers and including a corresponding one of said plurality of local addresses;

    a plurality of first network abstraction and isolation layer (NAIL) rules-based federation and masquerading (RBFM) interfaces, each interfacing a corresponding one of said first plurality of servers to said private network link, and each performing an address transformation to associate said corresponding server into said first private subnet; and

    a plurality of second NAIL RBFM interfaces, each interfacing a corresponding one of said second plurality of servers to said private network link, and each performing an address transformation to associate said corresponding server into said second private subnet.

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