Linux: Network Time Protocol (NTP) - Paiet/Tech-Journal-for-Everything GitHub Wiki

  • Network Time Protocol (NTP)
    • Extremely important to maintain proper time
    • Used by:
      • Logs
      • Kerberos/IPSec
      • End Users
    • Clocks should always be synchronized to a common source

Configuring Time from the CLI

Viewing Time Configuration

timedatectl

Assigning a Time Zone

timedatectl list-timezones or tzselect timedatectl set-timezone <tz_name>

Setting the Time

timedatectl set-time 15:00:00

Synchronizing with an NTP Server

timedatectl set-ntp true Modify /etc/chrony.conf as needed systemctl restart chronyd chronyc sources (add -v for explanations)

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