Patent ID: 7643484

Claim:
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.