If you use Virtual Volumes, configure Network Time Protocol (NTP) to make sure all ESXi hosts on the vSphere network are synchronized.


  1. In the vSphere Client, navigate to the ESXi host.
  2. Click the Configure tab.
  3. Under System, select Time Configuration.
  4. Click Edit and set up the NTP server.
    1. Select Use Network Time Protocol (Enable NTP client).
    2. Set the NTP Service Startup Policy.
    3. Enter the IP addresses of the NTP server to synchronize with.
    4. Click Start or Restart in the NTP Service Status section.
  5. Click OK.
    The host synchronizes with the NTP server.