What are deprecated? ifconfig netstats route What are the better options? ip ss lsof -iTCP Basic usages Command ip Show / manipulate routing, network devices, interfaces and tunnels Show ip adresses: ip address or ip a Show network devices: ip link or ip l Show routing table entry: ip route or ip r …

What is sed? sed is a “stream editor for filtering and transforming text”. Here is a very detailed tutorial. Basic usages Use “s” for substitution Basic syntax: echo "Sunday Monday" | sed 's/day/night/' Sunnight Monday Note that only the first occurrence of …