Linux Networking Commands Cheat Sheet — 40 Commands You Actually Use
telegra.ph
Diagnostics These are the commands you reach for when something is broken. # Check if a host is reachable ping -c 4 example.com # Trace route traceroute example.com mtr example.com # interactive version # DNS lookup dig example.com dig +short example.com A dig @8.8.8.8 example.com # specific DNS server # Reverse DNS dig -x 93.184.216.34 # What's listening on ports ss -tlnp netstat -tlnp # older systems # Which process owns a port lsof -i :8080 fuser 8080/tcp Interface Management # Show all…

Organized networking commands by what you are trying to do:

  • Diagnostics (dig, ss, mtr, lsof)
  • Interface management (ip addr/route/link)
  • Traffic analysis (tcpdump, nethogs, iftop)
  • curl flags for debugging
  • SSH tunnels (local, remote, SOCKS)
  • iptables + nftables equivalents

Nothing arch-specific but figured this community might appreciate a clean reference.