A cluster computer system including multiple network accessible computers that are each coupled to a network. The network accessible computers implement host computer programs which permits the network accessible computers to operate as host computers for client computers also connected to the network,...http://www.google.es/patents/US7013327?utm_source=gb-gplus-sharePatente US7013327 - Method and apparatus for computing within a wide area network
Method and apparatus for computing within a wide area network