Content Distribution Networks

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Content Distribution Networks

Computer Science

Computer Communication Principles

Content Distribution Networks

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7 Terms

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overlay network

logical networks that are implemented on top of the physical infrastructure of the Internet

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cdn

content distribution network

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cdn 1

use application-layer routing mechanisms to direct users to the nearest physical point of presence (POP)

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point of presence (POP)

serve content that would otherwise be served by backend servers

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benefits of POPs

distributes load and reduces latency if the POPs are close to the client

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factor of how CDN might distribute client requests 1

load on a particular POP at any given time

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factor of how CDN might distribute client requests 2

whether a particular POP has a copy of the requested data