#!/bin/bash n=1 while [ $n -eq 1 ] do if ping -q -c 1 -W 1 google.com >/dev/null; then echo "Yipee... Network is up" sudo /etc/init.d/ntp stop sudo ntpd -q -g sudo /etc/init.d/ntp start n = 0 else echo "The network is down" sleep 10 fi done