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networking:linux:linux_time
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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networking:linux:linux_time [2012/02/17 08:40] gcooper |
networking:linux:linux_time [2021/01/16 21:15] (current) gcooper |
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| Line 5: | Line 5: | ||
| ntpq -p | ntpq -p | ||
| - | |||
| - | ntptrace pool.ntp.org | ||
| ntpstat | ntpstat | ||
| - | cat /var/log/daemon.log|grep ntp | + | grep ntp /var/log/messages |
| + | </ | ||
| - | zcat /var/log/daemon.log.1.gz |grep ntp | + | ===== Ubuntu ===== |
| + | |||
| + | https://linuxconfig.org/how-to-change-timezone-on-ubuntu-18-04-bionic-beaver-linux | ||
| + | |||
| + | https:// | ||
| + | |||
| + | :!: '' | ||
| + | |||
| + | < | ||
| + | timedatectl set-timezone America/ | ||
| + | |||
| + | timedatectl status | ||
| + | </ | ||
| + | |||
| + | < | ||
| + | systemctl restart systemd-timesyncd.service | ||
| </ | </ | ||
| ===== CentOS ===== | ===== CentOS ===== | ||
| - | Set the correct time zone: | + | Here we: |
| + | |||
| + | - Set the correct | ||
| + | - Set the actual | ||
| + | - Set the NTP daemon to automatically start on system boot | ||
| + | - Start the NTP daemon | ||
| + | - Verify the NTP daemon is working properly | ||
| < | < | ||
| Line 25: | Line 45: | ||
| ntpdate pool.ntp.org | ntpdate pool.ntp.org | ||
| + | |||
| + | chkconfig ntpd on | ||
| + | service ntpd start | ||
| + | |||
| + | tail / | ||
| </ | </ | ||
| Line 33: | Line 58: | ||
| < | < | ||
| cat / | cat / | ||
| + | </ | ||
| + | |||
| + | ===== Ubuntu ===== | ||
| + | |||
| + | < | ||
| + | sudo apt-get install ntp | ||
| + | |||
| + | sudo service ntp restart | ||
| </ | </ | ||
| Line 40: | Line 73: | ||
| Edit / | Edit / | ||
| - | < | ||
| + | < | ||
| vi / | vi / | ||
| Line 60: | Line 93: | ||
| ===== NTP Servers ===== | ===== NTP Servers ===== | ||
| + | < | ||
| 0.us.pool.ntp.org | 0.us.pool.ntp.org | ||
| 1.us.pool.ntp.org | 1.us.pool.ntp.org | ||
| 2.us.pool.ntp.org | 2.us.pool.ntp.org | ||
| 3.us.pool.ntp.org | 3.us.pool.ntp.org | ||
| + | </ | ||
| ===== Local Network Server ===== | ===== Local Network Server ===== | ||
| Line 70: | Line 105: | ||
| < | < | ||
| - | vim / | + | vim / |
| # Hosts on local network are less restricted. | # Hosts on local network are less restricted. | ||
| Line 77: | Line 112: | ||
| </ | </ | ||
| + | < | ||
| sudo service ntpd restart | sudo service ntpd restart | ||
| + | </ | ||
| + | |||
| + | ===== Public Server ===== | ||
| + | |||
| + | https:// | ||
| ===== Firewall ===== | ===== Firewall ===== | ||
networking/linux/linux_time.1329493225.txt.gz · Last modified: 2012/02/17 08:40 by gcooper
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