Overview

1. ping – Learn how to check network connectivity and latency between two devices.
2. tracert (Windows) / traceroute (Linux) – Understand how packets travel across networks and diagnose routing issues.
3. nslookup & dig – Learn how to query DNS records to resolve domain names to IP addresses.
4. netstat – Explore network connections, listening ports, and routing tables on your system
5. tcpdump – Capture and analyze network traffic from the command line.
6. Wireshark – A graphical tool for deep packet inspection and network troubleshooting.
7. nmap – Scan networks to discover hosts, open ports, and vulnerabilities.