root@radius:/etc/samba# net ads join -U Administrator
Enter Administrator's password:
Using short domain name -- EIDA
Joined 'RADIUS' to dns domain 'eida.lan'
root@radius:/etc/samba# /etc/init.d/winbind restart
[ ok ] Restarting winbind (via systemctl): winbind.service.

root@radius:/etc/samba# wbinfo -u
dns-dc
administrator
koko
guest
koko2
krbtgt

root@radius:/etc/samba# wbinfo -g
ras and ias servers
cert publishers
domain users
dnsupdateproxy
enterprise admins
domain computers
allowed rodc password replication group
domain guests
schema admins
group policy creator owners
domain admins
wifi
denied rodc password replication group
enterprise read-only domain controllers
read-only domain controllers
dnsadmins
domain controllers

root@radius:/etc/samba# wbinfo -a koko%koko
plaintext password authentication succeeded
challenge/response password authentication failed
wbcAuthenticateUserEx(EIDA+koko): error code was NT_STATUS_WRONG_PASSWORD (0xc000006a)
error message was: Wrong Password
Could not authenticate user koko with challenge/response