|
Configure NTP Server(NTPd)
2017/06/18 |
|
Install NTPd and Configure NTP server for time adjustment. NTP uses 123/UDP.
|
|
| [1] | Install and Configure NTPd. |
|
root@dlp:~#
apt -y install ntp
root@dlp:~#
vi /etc/ntp.conf # line 18: comment out # pool 0.debian.pool.ntp.org iburst# pool 1.debian.pool.ntp.org iburst# pool 2.debian.pool.ntp.org iburst# pool 3.debian.pool.ntp.org iburst# add servers in your timezone to sync times
server ntp.nict.jp iburst
server ntp1.jst.mfeed.ad.jp iburst server ntp2.jst.mfeed.ad.jp iburst # line 50: add the network range you allow to receive requests restrict 10.0.0.0 mask 255.255.255.0 nomodify notrap
root@dlp:~#
systemctl restart ntp
# show status root@dlp:~# ntpq -p
remote refid st t when poll reach delay offset jitter
==============================================================================
ntp-b3.nict.go. .NICT. 1 u 1 64 1 19.707 5.647 0.383
ntp1.jst.mfeed. 133.243.236.17 2 u 1 64 1 16.625 5.942 0.657
*ntp2.jst.mfeed. 133.243.236.17 2 u 1 64 1 16.673 5.971 0.487
|