Chapter 65 — The series map: where every topic lives
This guide is step 2b of the series (OS → networking → security → HTTPS). It's strongest on L2–L4 and on seeing protocols on the wire. Use this table to jump to the guide that covers each topic from a different angle.
| Topic | This guide | OSI guide | Linux guide | Security guides | HTTPS guide | Go |
|---|---|---|---|---|---|---|
| The whole path of one request | Ch 4 | Part 10 | — | — | Ch 0.3, Ch 25 | walkthrough lab |
| Layers and encapsulation | Ch 2–3 | Part 2, Part 11 | — | — | Ch 6 | — |
| Ethernet, ARP, switching | Ch 5–7 | Part 4 | Ch 37 | — | — | — |
| IP addressing, subnets, NAT | Ch 9–12 | Part 5 | — | In Depth Ch 8 | Ch 1, Ch 7 | subnet, whoami |
| Routing, BGP, anycast, VRRP | Ch 13, Ch 48–51 | Part 5 | Ch 69 | — | Ch 7 | — |
| DNS | Ch 18, Ch 55 | Part 9 | Ch 37 | — | Ch 2 | dnsquery, dnsdiff |
| Sockets, threads, descriptors | Ch 19 | Part 6 | Ch 73, Ch 78 | — | — | Go §34 |
| TCP in depth | Ch 21–27 | Part 6 | — | — | Ch 3 | Go plan Week 5 |
| TLS and certificates | Ch 29, Ch 56 | Part 8 | — | From Zero, In Depth Ch 23 | Ch 4, Ch 16 | Go §35, Week 6 |
| HTTP/1.1, /2, /3 | Ch 28, Ch 30, Ch 39–44 | Part 9 | — | In Depth Ch 30 | Ch 5, Ch 14 | Go §24, Week 9 |
| Proxies, load balancers, CDNs | Ch 36, Ch 57 | Part 15 | — | In Depth Ch 31 | Ch 8–10, Ch 20 | Week 7 |
| Host networking, namespaces, conntrack | Ch 52 | Part 12 | Ch 44, Ch 69, Ch 80 | In Depth Ch 15 | — | — |
| Containers and Kubernetes networking | Ch 37, Ch 58 | — | Ch 50, Ch 56 | In Depth Ch 19 | — | Go §67 |
| Firewalls and network security | Ch 38, Ch 53 | — | Ch 71 | In Depth Ch 8, Ch 33 | Ch 12, Ch 22 | Weeks 10–14 |
| Performance and capacity | Ch 24–27, Ch 59 | Part 10 | Ch 41, Ch 75–76 | In Depth Ch 28 | Ch 13, Ch 21 | Go §37 |
| Monitoring, detection, alerting | Ch 45–47 | — | Ch 34, Ch 70 | In Depth Ch 51–52 | Ch 23 | Go §65 |
| Debugging and incidents | Ch 34–35, Ch 60 | Part 14 | Ch 42, Ch 72 | In Depth Ch 55 | Ch 17–18 | Go §58 |