Document: 1795en03.doc
WESTERSTRAND
Author: PM
Date: May 8, 2014
Page: 10 of 11
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NTP >>
Used to set the NTP parameters.
NTP mode
NTP mode is set from the Master Clock keyboard, special function SETUP/SYNC SOURCE. See page 5.
Server: The Ethernet module answers time request from clients.
Client/Server: The Ethernet module acts as both a NTP client and a NTP server.
Broadcast/Multicast Interval(s)
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No periodic transmission of time. A client will ask for time.
Broadcast
Transmit time periodic to IP=255.255.255.255
Multicast
Transmit time periodic to IP=224.0.1.1
Client NTP clock
With periodic transmission client network clocks will show a new time quicker. Make sure the
client clock has enabled broadcast/multicast, e.g. NTP mode = Broadcast/Multicast. Also
Country/Timezone = Local Time must be selected in the client clock.
Timebase
With this function the type of time transmitted in the NTP message is chosen. Default=UTC.
NTP server 1..5
This function is used if the Time Central is receiving time from an external NTP Server and NTP
mode Client/Server. The value entered can be either an IP-address or a name if the DNS
server (name server) functionality is used. Server ip address is then the address of the external NTP Server.
Interval(s)
NTP client poll interval in seconds
This function is used if work NTP Client/Server is selected.
Max. correction (s)
This function is used if the Ethernet module is configured as an NTP client
Enter max. correction in seconds. The time is compared with current time in the Time Central. If 0 is chosen,
then no check of the time is done.
Summary of Contents for 3005050028
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