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Typorithm learning path
Computer Networks
How the internet moves bytes — L3 IP addressing & routing, L4 TCP/UDP, plus HTTP, TLS, and DNS — by typing the diagnostic commands.
3Focused units
9Topics to explore
81Practice activities
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Unit 1 · 3 topics
L3 — Network Layer
IP addressing and subnets, routing and forwarding, and ICMP/ARP — how packets find their way.
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Unit 2 · 3 topics
L4 — Transport Layer
The TCP handshake and teardown, flow and congestion control, and connectionless UDP.
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Unit 3 · 3 topics
L7 & TLS
HTTP/1.1, /2 and /3, the TLS handshake, and DNS resolution.
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