International Business Machines Corporation

Chang-Hao Tsai

Sambit Sahu

Yaoping Ruan

Anees Abdul Shaikh

Debanjan Saha

Method, apparatus and computer program product manage a plurality of networks with a single tenant network management tool using virtualization and implement control plane virtualization of the single tenant management tool; data storage virtualization of a data storage apparatus and network address virtualization of an available address range. A virtual machine may be implemented for each network of the plurality of networks to contain an instance of the single tenant management tool. In one implementation, a proxy is used to implement data storage virtualization. In another implementation, separate data storage is maintained for each network and data storage virtualization is achieved by managing the network protocol stack virtualization. The network address virtualization may be implemented using machine-level virtualization or operating-system-level virtualization.

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Ann Arbor, MI, United States of America

Chang-Hao Tsai