TCP/IP Model and Layer 3 Networking (Routing)
A practical explanation of the TCP/IP model with emphasis on Layer 3 (routing), IP addressing, and routing protocols such as OSPF and BGP.
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BGP & Routing Basics: Understanding Internet Traffic Flow
Learn the fundamentals of BGP and network routing. Understand autonomous systems, route advertisements, path selection, and how internet traffic flows.
Anycast vs Unicast vs Multicast: Traffic Routing Explained
Learn the differences between unicast, multicast, and anycast routing, and when to use each.
What Is BGP? A Developer-Friendly Guide to Internet Routing
Developer-friendly explanation of BGP: ASNs, prefixes, route announcements, and common issues like route leaks and hijacks.