# Networks
All Networks notes →1 — Packet Analysis
tcpdump and Wireshark as the tools for capturing and reading raw packets and TCP streams.
networks observability-and-debugging book
2 — Linux Networking
The Linux networking command-line toolkit — ss, netstat, ip, ifconfig, route, traceroute, and ping — for diagnosing a network from the box itself.
networks observability-and-debugging book
3 — DNS Debugging
dig, nslookup, and host as the tools for debugging DNS resolution problems.
networks observability-and-debugging book
4 — HTTP Debugging
curl, Postman, and HTTPie as the tools for debugging HTTP requests and responses directly.
networks observability-and-debugging book
5 — Kubernetes Network Debugging
kubectl exec, ephemeral containers, BusyBox, Network Policies, and Cilium monitor as the toolkit for debugging networking inside a Kubernetes cluster.
networks observability-and-debugging book