Step 1: Log in to the Tacitine. (If you are configuring the Tacitine for the first time, the default Lan IP is http://192.168.100.1) and default username: admin & Password: admin99
Step 2: Click the Configuration > Network Setting tab.
Step 3: Click WAN1 for the WAN interface (WAN1 by default.)
Step 4: In Wan connection method > select PPPoE and mention the user name and password provided by ISP