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Computer Networking: From Cables to the Cloud
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Friday, July 3
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What a network is
Network models
How data travels
Physical and data link
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Foundations: What a network is, the models we use to reason about it, and how data actually travels
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The Lower Layers: Layers 1 to 3: signals and Ethernet, IP addressing and subnets, and how routers move packets
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Transport and Core Services: TCP and UDP, the DNS that names the Internet, and how devices get their addresses with DHCP
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Application Layer and the Web: HTTP and HTTPS, the TLS and PKI that secure them, and the other protocols that power email, files and real-time apps
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Operations and Security: The tools to diagnose networks, the defences that protect them, and the techniques that make them fast at scale
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What a network is
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