[better] Free - Dir868l Repeater Mode
If neither works, try "admin" for both.
If your DIR-868L is on stock D-Link firmware, just follow the steps above. If it’s running DD-WRT or Tomato, repeater mode works too, but the menus will look different. But for most users, the factory firmware’s built-in repeater option is all you need—and it’s 100% free. dir868l repeater mode free