Samba: проблема включения в домен

["Andrey N. Prokofiev" <andy@eth0.spb.ru>]

День добрый. Имею самбу из lenny. Пытаюсь добавить машину в домен, но 
выдает ошибку:
Failed to join domain: failed to find DC for domain AUTO.LOCAL
Где копать?

Конфиги в аттаче.

[logging]
default = FILE:/var/log/krb5.log
kdc = FILE:/var/log/krb5kdc.log
admin_server = FILE:/var/log/kadmin.log

[libdefaults]
default_realm = AUTO.LOCAL
dns_lookup_realm = false
dns_lookup_kdc = false
clock_skew = 300
ticket_lifetime = 24h
forwardable = yes

[realms]
AUTO.LOCAL = {
kdc = 192.168.0.4
admin_server = 192.168.0.4
default_domain = AUTO.LOCAL
}

#[domain_realm]
#.kerberos.server = AUTO.LOCAL
#.AUTO.LOCAL = AUTO.LOCAL

[global]
workgroup = AUTO
realm = AUTO.LOCAL
load printers = no
preferred master = no
local master = no
server string = fileserver
password server = 192.168.0.4
encrypt passwords = yes
security = ADS
netbios name = SAMBA_SERVER
client signing = Yes
dns proxy = No
wins server = 192.168.0.4
idmap uid = 10000-20000
idmap gid = 10000-20000
winbind separator = +
winbind enum users = Yes
winbind enum groups = Yes
winbind use default domain = Yes
auth methods = winbind

[admins]
comment = Admins Share (%u)
path = /tmp/
public = no
browseable = no
writeable = yes
printable = no
valid users=AUTO\administrators
create mask = 6775
directory mask = 6777

#[software]
#comment = win32 software
#path = /home/data/win32/
#read only = yes