[ovirt-users] Ovirt-engine Domain integration to SAMBA4.7 AD domain controller

1.I have one samba4 AD domain controller[samba4dc.eipl.com] 2. I get PEM.code from default smb file from domain controller 3. when i try the following command to check user "ovirt-engine-extensions-tool aaa login-user --profile=eipl.com --user-name=administrator" it show me the following error "SEVERE Cannot resolve principal 'administrator(a)eipl.com'" so please give me any idea about this