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Networking Foundations
Complete beginners who want to understand how computer networks work.
Build a practical mental model for how modern networks move data.
29 lessons availableRouting Protocols
Learners who already understand basic networking and want a rigorous, protocol-by-protocol understanding of dynamic routing.
Go deep on how routers actually choose paths: routing-table fundamentals, then RFC-grounded, packet-by-packet internals of RIP, OSPF, EIGRP, and BGP.
5 lessons available