CDN: How Content Delivery Networks Work
CDN: How Content Delivery Networks Work
MediumComputer Networks0% accepted
Explain how a CDN works: edge servers, anycast routing, cache hierarchy (edge/mid-tier/origin), cache invalidation, and how CDNs accelerate both static and dynamic content.
Approach
Explain CDN architecture: edge nodes, anycast, caching, and invalidation.
Input
User in Mumbai accesses Flipkart image stored on servers in Bangalore
Output
CDN PoP in Mumbai serves cached image; 5ms latency vs 40ms to origin server
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