By default MySQL on Ubuntu Server 12.04 can only be accessed from localhost (127.0.0.1). If we need to access it from another computer on the network, we must do the following stepEdit MySQL Configuration$ sudo vim /etc/mysql/my.cnf#comment out
Installing and Configuring Freeradius + MySQL and Daloradius + MySQL on Ubuntu Server 12.04 for Mikrotik Hotspot/PPoE/PPTP (updated)

Installing and Configuring FreeradiusThe first step is to Install Freeradius (ensure you already update your apt with apt-update)$sudo apt-get install freeradius * Starting FreeRADIUS daemon freeradius