The Rest of the World segment includes Ortel Mobile - virtual network operator offering mobile services though its own brand and partners.

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Nortel claims its Shasta 5000 BSN for aggregated DSL or cable offers services such as network-based firewalls, virtual private networking, and traffic engineering for several thousand subscribers over a single chassis.

CNN: Nortel targets new market for broadband

Virgin is a so-called virtual operator, which leases network capacity from an existing operator and markets services under its own brand.

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This is a company whose primary business is the provisioning of a global virtual cellular network for primarily corporate clients to offer deeply discounted voice and data GSM services through the use of specially engineered SIM cards and an intricate supporting infrastructure and software for least cost routing and simplified phone number schemes.

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The mobile virtual network operator (MVNO) does not own any infrastructure, but buys airtime, data, and services in bulk from physical networks, and then packages these up for their users.

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