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Practical Service Level Management: Delivering High-Quality Web-Based Services by Eric Siegel, John McConnell

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Managing Data Flows Among Organizations

Services usually run across a combination of enterprise and service provider networks. A transport infrastructure that spans many networks and management domains must nevertheless be tracked and managed.

To manage data flows, a network administrator needs flow-through QoS, which is true end-to-end management that spans multiple management systems. Service quality must be accurately controlled across all boundaries: customer to business partner, customer to provider, and provider to provider. Flow-through QoS would ensure that the paths across a set of ISPs would always deliver the specified service quality. The flow would change ISPs in its path as needed to maintain the overall quality.

Levels of Control ...

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