Monitorando IP's

#!/bin/bash

Rede()
{
    ipLocal=$(hostname -I | awk {'print $1'})
    ipExternal=$(curl --silent  ifconfig.me)
}

clear
while ((1))
do
    Rede
    echo -e "\033[01;31m # IP Local: $ipLocal      \033[01;37m"
    echo -e "\033[01;32m # IP Externo: $ipExternal \033[01;37m"
    echo ""
    sleep 3
done