Synchronize System Time with an NTP Server

If the PBX can access the Internet, you can use an NTP server to synchronize system time. This topic describes how to synchronize system time with an NTP server.

Background information

To ensure that the time of logs and CDRs generated on Yeastar P-Series PBX System is consistent with your local time, you need to adjust system time to your local time.


Make sure Yeastar P-Series PBX System can access the Internet.


  1. Log in to PBX web portal, go to System > Date and Time.
  2. In the Date and Time section, configure the following settings:
    1. In the Time Zone drop-down list, select your current time zone.
    2. Optional: Configure Daylight Saving Time according to your needs.
    3. Choose Synchronize with NTP Server.
    4. Retain the default value of NTP Server or enter the URL of an NTP server.
  3. In the Display Format section, set the display format of date and time.
    • Date Display Format
      • Year/Month/Day
      • Month/Day/Year
      • Day/Month/Year
    • Time Display Format
      • 12-hour format
      • 24-hour format
  4. Click Save and Apply.
  5. Reboot the PBX to take effect.


The current system time is updated; the time of logs and CDRs are also updated.