#!/bin/sh # Killall for dhcp clients. for client in dhclient udhcpc pump dhcp6c; do pid=$(pidof $client) || true [ "$pid" ] || continue if kill -0 $pid 2>/dev/null; then kill -TERM $pid sleep 1 # Still alive? Die! if kill -0 $pid 2>/dev/null; then kill -KILL $pid fi fi done