1.Make sure the network connection is stable and the network is properly set up.
2.Check to see whether the two networks communicate with each other successfully.
3.Check the wireless network’s encryption type and authentication methods.
4.Verify that the right authentication methods and settings are applied.
5.Ensure that the settings are defined correctly and that comprehensive network security policies are in place.
6.Make certain that the maximum number of authenticated users is not reached.