HP D2D .HP D2D Backup System user guide (EH985-90907, March 2011) - Page 107

Date & Time settings, Date Display format, Network Time Protocol NTP settings

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• Network Time Protocol (NTP) settings • Daylight saving settings Date & Time settings These fields provide the ability to manually set the date and time. They can only be edited if the NTP process is disabled. Date Display format Click Edit to change the way the date format is displayed in Replication and System Event logs. Select the desired format from the drop-down menu and click Update. Network Time Protocol (NTP) settings Network Time Protocol (NTP) provides support for automatic time synchronization. If you are using an Active Directory Service domain controller, it is important to synchronize the StoreOnce appliance's real-time clock with the same time source as that of the Active Directory Server. NOTE: If you enable NTP, you cannot configure date and time manually and you must set the Current Location correctly to ensure that local time is correct • Check the NTP Enabled box and provide the IP address or fully qualified domain name of an NTP server on the local network. • It is possible to synchronize the HP StoreOnce Backup System with up to three NTP servers. If you are using Windows Active Directory, one of these should be either the domain controller server or an NTP server that the domain controller is also using to synchronize its time. Providing multiple NTP servers ensures that a single server failing or getting out of sync will not affect the time on the HP StoreOnce system. • Be sure to check the box next to each of the servers to enable. Backup System user guide 107

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•
Network Time Protocol (NTP) settings
•
Daylight saving settings
Date & Time settings
These fields provide the ability to manually set the date and time. They can only be edited if the NTP
process is disabled.
Date Display format
Click
Edit
to change the way the date format is displayed in Replication and System Event logs. Select
the desired format from the drop-down menu and click
Update
.
Network Time Protocol (NTP) settings
Network Time Protocol (NTP) provides support for automatic time synchronization. If you are using
an Active Directory Service domain controller, it is important to synchronize the StoreOnce appliance's
real-time clock with the same time source as that of the Active Directory Server.
NOTE:
If you enable NTP, you cannot configure date and time manually and you must set the Current Location
correctly to ensure that local time is correct
•
Check the
NTP Enabled
box and provide the IP address or fully qualified domain name of an NTP
server on the local network.
•
It is possible to synchronize the HP StoreOnce Backup System with up to three NTP servers. If you
are using Windows Active Directory, one of these should be either the domain controller server
or an NTP server that the domain controller is also using to synchronize its time. Providing multiple
NTP servers ensures that a single server failing or getting out of sync will not affect the time on the
HP StoreOnce system.
•
Be sure to check the box next to each of the servers to enable.
Backup System user guide
107