times of EAPOL auth.

Hello! Sorry for my bad english.
Can you help me?
i have wpa2-eap auth wireless, and periodic in log devices reconnect:

nov/18 10:39:08 caps,info AA:AA:AA:AA:AA:AA@ca5 disconnected, restarting EAPOL authentication

Where is i can set up timeout of this EAPOL auth? in radius? or where?
or i can’t? if i can’t what is time standard of this?