To setup Windows Active Directory authentication run the following command replacing “mydc01″ your domain controller name. Replace “mydomain.com” with your domain name. You can add redundancy by adding multiple domain controllers by running the command again with the other server names
/usr/sbin/esxcfg-auth –enablead –addomain=mydomain.com –addc=mydc01.mydomain.com –krb5realm=mydomain.com –krb5kdc=mydc01.mydomain.com –krb5adminserver=mydc01.mydomain.com –krb5enable /usr/sbin/esxcfg-auth –enablead –addomain=mydomain.com –addc=mydc02.mydomain.com –krb5realm=mydomain.com –krb5kdc=mydc02.mydomain.com [...]