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 /var/lib/samba/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