i. Open the browser and type the url
http://192.168.1.1.
ii. Type username admin and password admin in login window.
iii. On left panel, click on Home-> Internet Configuration
iv. Locate the parameter Wan Type and select PPP.
v. On the right hand delete the PPP account
vi. It will take some time , wait . Then Click on new on right side and name it as PPPoE and you will find VCI setting as 38 change it to 35.click next.
vii. Then keep everythin unchanged just click next and select Brigded and ensure below LAN/STMP.
viii. click next keep every thin unchanged now click Admin click reboot . important check whether it is selected from last.
and you are done with modem configuration.