First.. to be able to see the ip address quickly from the console in case it changes.
wget http://www.digitalw00t.com/blog/wp-content/uploads/2014/09/ip.update.pl_.zip
sudo unzip -d /root ./ip.update.pl_.zip
chmod +x /root/ip.update.pl
echo “cp /etc/issue.orig /etc/issue” >> /etc/rc.local
echo “cp /etc/issue.net.orig /etc/issue.net” >> /etc/rc.local
cp /etc/issue /etc/issue.orig
cp /etc/issue.net /etc/issue.net.orig
echo “/root/ip.update.pl >> /etc/issue” >> /etc/rc.local
echo “/root/ip.update.pl >> /etc/issue.net” >> /etc/rc.local
/root/ip.update.pl >> /etc/issue
/root/ip.update.pl >> /etc/issue.net