Dynamic IP Auto Updater is designed and created especially for those who are using dynamic IP for their Debian / Ubuntu ISPConfig 3 Server instead of static IP as usually required. When it is setup using cron job as described in the how to guids below, the IP Updater will update the dynamic IP in ISPConfig 3 Server and resync it accordingly. You can simply use cut and past the code as shown below in your debian / ubuntu terminal to get ip_updater.php, ipu_resync.php and ipu_app.inc.php into /usr/local/ispconfig/interface/lib/ folder together with ip_updater for cron job, then, you are good to go. Code: cd /usr/local/ispconfig/interface/lib sudo wget https://raw.githubusercontent.com/ahrasis/IP_Updater/master/ip_updater.php sudo wget https://raw.githubusercontent.com/ahrasis/IP_Updater/master/ipu_resync.php sudo wget https://raw.githubusercontent.com/ahrasis/IP_Updater/master/ipu_app.inc.php cd /etc/cron.d sudo wget https://raw.githubusercontent.com/ahrasis/IP_Updater/master/ip_updater The how to guides are posted in its site http://ipupdater.sch.my. You can find the old, more detail guides at http://ipupdater.sch.my/oldways. The license is as stated in the ip_updater.php file and all other files are in its github. Feel free to fork the code and improvise it to suit your needs accordingly. The ip_updater.php code is appended below: Code: <?php /* Copyright (c) 2015, Ahmad Rasyid Ismail, [email protected] I hope you will find these tips and tricks useful. Do report if there is any problem, thank you.