ip externo

wget -q -O /tmp/ip http://checkip.dyndns.org; cat /tmp/ip | awk '{print $6}' | cut -d"<" -f1

wget -q -O /tmp/ip http://meuip.datahouse.com.br; cat /tmp/ip | grep 'IP?' | awk '{print $9}' | cut -d"<" -f1