[Samba] MS-SNTP signd block

[Łukasz Rolbiecki]

Hello,

How can I solve the following message ?

"MS-SNTP signd operations currently block ntpd degrading service to all 
clients"

distribution centos 6.3 x64
selinux disabled
ntpd  Ver. 4.2.6p5
samba Version 4.0.3 (source)

# ps aux
ntp       8399  0.0  0.1  30432  2120 ?        Ss   14:07   0:00 ntpd -u 
ntp:ntp -p /var/run/ntpd.pid -g

ls -al /usr/local/samba/var/lib/ntp_signd/
razem 8
drwxr-x--- 2 root ntp  4096 03-01 14:09 .
drwxr-xr-x 4 root root 4096 03-01 14:09 ..
srwxrwxrwx 1 root root    0 03-01 14:09 socket

  # cat /etc/ntp.conf
server 127.127.1.0
fudge  127.127.1.0 stratum 10
server 0.pool.ntp.org  iburst prefer
server 1.pool.ntp.org  iburst prefer
driftfile /var/lib/ntp/ntp.drift
logfile /var/log/ntp
ntpsigndsocket /usr/local/samba/var/lib/ntp_signd/
restrict default kod nomodify notrap nopeer mssntp
restrict 127.0.0.1
restrict 0.pool.ntp.org mask 255.255.255.255 nomodify notrap nopeer noquery
restrict 1.pool.ntp.org mask 255.255.255.255 nomodify notrap nopeer noquery

Any suggestions?

Thanks,
Roli