Trying to setup AD authentication in AAA| Settings, clicking the Test button shows the following error pop-up: Error establishing LDAP connection IPaddress:389 Invalid credentials.
Invalid DN path to the user in the Bind DN field. or Invalid password for the account in the Bind Password field.
1 - On the DC go into powershell and check the DN of the user with the following command:
Get-ADUser -Identity username -Properties DistinguishedName