For your Wavlink ac600 setup, you need the Setup through the WISP mode to be identical. Though the wireless networks are easily accessible through the Access point. Therefore, it runs by the capable communication of 2.4 GHz and 5GHz on the wireless device. These Bands are capable of keeping the communication intended. This also gives strength to the router to move cleverly without creating any obstruction. But you are allowed to pick only one network band from the two. You need to tap on SSID for running both channels. Just click on the apply button to activate the settings. Once after tapping on the activation you will successfully connect to the internet.