Edimax BR-6478AC User Manual page 24

For PPPoE users please enter the username and password provided by
your ISP and click "Next" to continue:
For other users please select your WAN connection type manually
from the drop down menu, click "Next" to continue and follow the
on-screen instructions.
Note: If you are not sure which WAN connection type
to choose, please contact your ISP.
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