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In recent years, large scale natural disasters (such as earthquakes, or tsunami) have caused multiple Internet outages in different parts of the world, resulting in high infrastructures damages and capacity losses. Content providers are currently investigating novel disaster-resiliency mechanisms to maintain the service continuity in their Content Delivery Networks (CDNs). In case of such widespread...
We investigate a computationally-efficient multipath routing scheme for survivable provisioning in Mixed-Line-Rate networks. Our approach exploits heterogeneity of multiple rates and guarantees that a specified fraction of the requested bandwidth survives any single-link failure.
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