How to set up and manage a home network with AirPort Utility 6

They can't be configured in AirPort Utility, so you'll need the tools provided by their manufacturer. Often that's done through a web browser, by entering the router address. This address is listed when you click Internet in the network map.

3. Device connection quality

Restart a base station by clicking it on the map, then choosing Base Station > Restart…. Back up a base station's settings so it can be restored if the unit is ever reset or replaced. Select it, click Edit, then choose File > Export Configuration File.