NAC 5.1.0.140 PEAP Authentication fails if username does not match the exact sAMAccountName
I upgraded NAC from 5.0.0.232 to 5.1.0.140. After the upgrade the PEAP Authentication of users failed with the error message: "The authentication request was rejected due to NTLM authentication error: Logon failure (0xc000006d)" I figured out that ...