Polycom RMX 1500 Administrator's Manual page 533

After resetting the MCU a delay may occur when synchronizing with the external NTP server.
Polycom, Inc.
Table 19-11 RMX Time – Fields Properties (Continued)
Field
Get Client Time
Use NTP Server
Adjust Reservations
Time
(Button)
Description
Click this button to automatically update the RMX's GMT Date, Time
and Offset to match that of the workstation.
Select this check box to synchronize the time with up to three NTP
servers. When selected, the manual GMT Date and GMT Time
setting options are disabled. The GMT Offset fields are still active.
To implement this mode an external connection to an NTP server
must be enabled.
Enter the IP addresses of the required NTP servers in order of
precedence.
The Status field indicates whether registration with the NTP Server
failed or succeeded.
Use this button to adjust the start time of all the reservations in one
operation. For more information see "Adjusting the Start Times of all
Reservations" on page 7-16
Chapter 19-RMX Administration and Utilities
19-41