Chapter 3. CPU Configuration
GFK-2222AD
April 2018
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3.2.3
SNTP
This tab displays the Simple Network Time Protocol configuration settings when SNTP is active.
SNTP Mode
SNTP Mode of operation. Specify the use of Multicast/Broadcast or Unicast settings to
communicate to the time server.
Choices: Multicast/Broadcast or Unicast.
Default: Multicast/Broadcast.
Poll Interval
Interval, in seconds, at which new time requests are sent to the server. Only available when
SNTP Mode is set to Unicast.
Valid Range: 16 to 1024, even values only.
Default: 32.
Primary IP
Address
IP address of the primary time server in dotted decimal format.
Valid Range: Any valid unicast IPv4 address.
Default: 0.0.0.0.
Secondary IP
Address
Optional IP address of the secondary time server in dotted decimal format.
Valid Range: Any valid unicast IPv4 address or 0.0.0.0 if unused.
Default: 0.0.0.0.
Poll Count
Number of retransmissions that will be sent when no timely response is received from the
server.
Valid Range: 1 to 100.
Default: 3.
Poll Timeout
The time, in seconds, to wait for a response from the server.
Valid Range: 1 to 100.
Default: 2.
