#!/bin/bash

date >> /var/log/verificacao.log
echo "verificaçao do link iniciado" >> /var/log/verificacao.log



if ( ping -I eth0 -c 4 www.google.com.br > /dev/null ); then

echo "link esta ok" >> /var/log/verificacao.log


else

ifdown eth0
ifup eth0
/etc/init.d/firewall.sh


fi