https://community.extremenetworks.com/t5/extremewireless-identifi/enterasys-contoller-c5210-log/m-p/45677#M4047 I've seen it after upgrading a controller.<BR /> I assume the controller generates a new key after the upgrade.<BR /> After some minutes the AP should be able to connect with the new key infomation.<BR /> <BR /> -Ron Thu, 11 Jun 2015 23:27:00 GMT Ronald_Dvorak 2015-06-11T23:27:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/enterasys-contoller-c5210-log/m-p/45676#M4046 Has anyone ever seen this log before? A Wireless AP has attempted to connect with outdated key information. Wireless AP authentication failure. Serial Number: 12462860235N0000, IP: 10.17.2.54.<BR /> What does it mean? <BR /> Thu, 11 Jun 2015 23:25:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/enterasys-contoller-c5210-log/m-p/45676#M4046 Laura4 2015-06-11T23:25:00Z https://community.extremenetworks.com/t5/extremewireless-identifi/enterasys-contoller-c5210-log/m-p/45677#M4047 I've seen it after upgrading a controller.<BR /> I assume the controller generates a new key after the upgrade.<BR /> After some minutes the AP should be able to connect with the new key infomation.<BR /> <BR /> -Ron Thu, 11 Jun 2015 23:27:00 GMT https://community.extremenetworks.com/t5/extremewireless-identifi/enterasys-contoller-c5210-log/m-p/45677#M4047 Ronald_Dvorak 2015-06-11T23:27:00Z