WAN > Connection type >
PPPoE

To enter your PPPoE settings, type in your information below and click "Apply changes". More Info
  User Name >
  Password >
  Retype Password >
  Service Name (Optional) >
  MTU (1440-1454) >
  Do not make changes to the MTU setting unless your ISP specifically requires a different setting than 1454. More Info
  Disconnect after minutes of no activity.
  More Info