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Chapter 3 System Software 27
BCM 4.0 Device Configuration Guide
If the system is to synchronize with an NTP Server or trunk, check the following:
1 Set Date and Time Source to NTP or Trunk.
2 In the NTP server address field enter the IP address of the NTP server.
3 Set the number of seconds between synchronizations in normal operations (Synch Every).
Synch every (s) NA (not applicable)
1-XXXX
The number of seconds specified to elapse between contacts
with the NTP server.
NA: Appears if you chose Manually in the Synch with Server
field.
1-XXXX: Number of seconds between contacts with the NTP
server.
NTP security mode Secured
Unsecured
Select whether the NTP security mode is secured or
unsecured.
Raise Alarm if Clock differs
by at least (s)
<seconds> The number of discrepancy seconds specified that must occur
before the system notifies you of a time difference from the
NTP server, if the system automatically checks with the NTP
server.
NTP key ID <1-65,534> ID for accessing the NTP.
NTP key string <8 characters> Control key corresponding to ID for accessing the NTP.
Current Date and Time
Date and time <country/
region-specific date
and time format>
The current date and time.
Year <numeric> The current year in yyyy format.
Time zone <drop-down list> The appropriate time zone for the location of this system. The
Time zone must be set for software updates to be applied.
Daylight Savings Time <read-only> The appropriate mode for the Time zone.
Selected: The system automatically updates the time twice a
year.
Cleared: The system never updates the time for Daylight
Savings Time.
Note: North American Daylight Savings Time rules change in 2007.
Four time zones have been added to support regions that do not want to
switch to the new time zone rules. The time zones are identified
“pre-2007 DST”.
Table 2 Date and Time panel fields (Sheet 2 of 2)
Attribute Value Description