By default the monitoring point uses NTP to keep the clock accurate. This is the recommended setting. A set of default NTP servers is pre-configured and additional servers can be added. In addition to listing, adding and deleting NTP servers on a monitoring point, on some monitoring points you can also show which servers can currently be reached.

List currently configured NTP servers

Web admin

  1. Log in to Web Admin.
  2. Navigate to Monitoring Point Settings > NTP.
  3. Click the NTP Servers dropdown.
    • The currently configured NTP servers are listed.

Admin API

  1. Access the Admin API.
  2. Navigate to NTP > GET /ntp/.
  3. Click Submit.
    • In the Response Body section, look for "success": true.
    • The preconfigured NTP servers are listed in "default_servers": [].
    • The NTP servers you added are listed in "servers": [].

Web admin

  1. Log in to Web Admin.
  2. Navigate to System Configuration > System Time.
    • The Set NTP time server field contains a list of the currently configured NTP servers.

Show the reachability status of each configured NTP server

Web admin

  1. Log in to Web Admin.
  2. Navigate to Monitoring Point Settings > NTP.
  3. Click Check Reachability
    • The monitoring point tries to reach all configured NTP servers and reports the status.
    • The reachability status is displayed.

Add an NTP server

Web admin

  1. Log in to Web Admin.
  2. Navigate to Monitoring Point Settings > NTP.
  3. In the NTP Servers field, specify the IP address of an NTP server.
  4. Click .
    • The NTP server at the specified IP address is added to the list.

Admin API

  1. Access the Admin API.
  2. Navigate to NTP > PUT /ntp/.
  3. In the Parameters section, paste the following in the body field (where <NTP server IP address> is the IP address of the NTP server you are adding):

    {
      "servers": [
        "<NTP server IP address>"
      ]
    }
    
    • You can add more than one NTP server to the list, but all but the last one requires a “,” after it.
  4. Click Submit.
    • In the Response Body section, look for "success": true to confirm that the list of servers was added.

Web admin

  1. Log in to Web Admin.
  2. Navigate to System Configuration > System Time.
  3. In the Set NTP time server field, enter each NTP server on a new line.
  4. Click Apply NTP.
  5. Click OK.
    • The NTP servers are added to the list.

Delete an NTP server

Web admin

  1. Log in to Web Admin.
  2. Navigate to Monitoring Point Settings > NTP.
  3. Click the NTP Servers dropdown.
  4. For the NTP server you want to delete from the list, click .
    • You can only delete an NTP server you have added. You cannot delete a pre-configured NTP server.
  5. Click Yes.
    • The NTP server is deleted from the list.

Admin API

  1. Access the Admin API.
  2. Navigate to NTP > DELETE /ntp/.
  3. In the Parameters section, paste the following in the body field (where <NTP server IP address> is the IP address of the NTP server you are deleting):

    {
      "servers": [
        "<NTP server IP address>"
      ]
    }
    
    • You can delete more than one NTP server to the list, but all but the last one requires a “,” after it.
  4. Click Submit.
    • In the Response Body section, look for "success": true to confirm that the list of servers was deleted.

Web admin

  1. Log in to Web Admin.
  2. Navigate to System Configuration > System Time.
  3. In the Set NTP time server field, delete any NTP servers you want deleted.
  4. Click Apply NTP.
  5. Click OK.
    • The NTP servers are removed from the list.