To edit the NTP authentication configuration:
Select Enabled or disabled from the Authentication drop-down box.
Enter a KeyID from 1 to 65535.
Enter a Key of up to 32 ASCII characters that are not case-sensitive.
Select NO CHANGE, ADD, MODIFY, or DELETE in the drop-down box.
Click OK to accept the changes and return to the Monitoring Configuration screen, or Cancel to return to the Monitoring Configuration screen without saving the changes.