Off-premise private clouds, such as hosted private clouds and virtual private clouds, are gaining a substantial following.

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Hybrids can be a mix of legacy systems, newer architectures, and private clouds in enterprise data centers together with service provider offers such as colocation for custom resources, micro-nodes, hosted private, virtual private, and public clouds, he says, arguing that such architectures require a rich set of network capabilities to integrate into a seamless whole.

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