CentOS 3 and 4, Fedora Core 5 and 6

If you are running CentOS 3 or 4, or Fedora Core 5 or 6, you can run the following commands to fix your clock if it did not automatically update for the time change:

Select "Timezone Configuration" and press Enter. Then, tab to the OK button and press Enter to reset the time zone. Finally, tab to the Quit button and press Enter. Run the following command to confirm the time zone is correct:

Your time zone should now show as CDT (for US Central Time) or whatever the appropriate time zone abbreviation is for your server's time zone. If the time zone is shown correctly but the clock is still wrong, run the following command (this will not work for a VPS):

Fedora Core 1 - 4, Red Hat 9, Fedora Core 2 VPS Servers

If your server is running an older Fedora or Red Hat release, software updates are no longer being provided. The following directions will allow you to update your time zone data and correct your clock using files from newer Linux distributions.

For Fedora Core 2 - 4 (including Fedora Core 2 VPS servers), use these commands:

If you have Fedora Core 1 or Red Hat 9, you'll need these commands instead:

Tab to the OK button and press Enter to reset the time zone. Run the following command to confirm the time zone is correct:

Your time zone should now show as CDT (for US Central Time) or whatever the appropriate time zone abbreviation is for your server's time zone. If the time zone is shown correctly but the clock is still wrong, run the following command (this will not work for a VPS):

Debian and Ubuntu

You can run the following commands to fix your clock if it did not automatically update for the time change:

Note: If you are using Ubuntu, please remember to prefix each command with "sudo" and enter your "admin" user's password if prompted.

Follow these steps to complete the configuration with tzconfig:

1. You will see your current time zone and be asked if you want to change it. Type "y" and press enter.
2. At the next prompt, select the region. For standard US time zones, enter the number for "US time zones" or select a region that is more appropriate and enter that number, then press enter.
3. You will now be given a list of possible zone names. Find one that matches the zone name or nearest city sharing the same time zone as you want to use. Make sure to enter the name exactly as it is shown, including any uppercase letters and underscores, then press enter.
4. You will be shown the system time in the new time zone, as well as the time in UTC. Verify these are correct.

If the time zone is shown correctly but the clock is still wrong, run the following command:

Windows Server 2003 and other Windows Platforms

If you are running Windows Server software on your system, please see the following Microsoft support page for assistance in ensuring your Microsoft products are capable of handling the transition properly:

Windows Server 2003 users can obtain the system clock update via Windows Update or by downloading the following updater:

Further Assistance

If you have any questions or need assistance, please feel free to submit a support ticket.