#!/bin/bash # a more informative netstat alternative if command -v ss &> /dev/null; then alias ns='ss -tunap' fi # Don't use net-tools, suggest iproute2 instead alias ifconfig='echo "Stop using net-tools. Use iproute2 commands instead!" >&2' alias netstat='echo "Stop using net-tools. Use iproute2 commands instead!" >&2' alias route='echo "Stop using net-tools. Use iproute2 commands instead!" >&2'