Siemens SCALANCE XB-200 Web Based Management page 103

● Last Synchronization Mechanism
This box displays how the last time-of-day synchronization was performed. The following
methods are possible:
– Not set
– Manual
– SNTP
– NTP
– SIMATIC
● Time Zone
Enter the time zone you are using in the format "+/- HH:MM". The time zone relates to
UTC standard world time.
● SNTP Mode
Select the synchronization mode from the drop-down list. The following types of
synchronization are possible:
– Poll
– Listen
● SNTP Server IP Address
Enter the IP address of the SNTP server.
● SNTP Server Port
Enter the port of the SNTP server.
The following ports are possible:
– 123 (standard port)
– 1025 to 36564
● Poll Interval(s)
Here, enter the interval between two-time queries. In this box, you enter the query interval
in seconds. Possible values are 16 to 16284 seconds.
SCALANCE XB-200 Web Based Management
Configuration Manual, 04/2015, C79000-G8976-C360-02
The system time was not set.
Manual time setting
Automatic time-of-day synchronization with SNTP
Automatic time-of-day synchronization with NTP
Automatic time-of-day synchronization using the SIMATIC time frame
If you select this protocol type, the input boxes "SNTP Server IP Address", "SNTP
Server Port" and "Poll Interval(s)" are displayed for further configuration. With this type
of synchronization, the device is active and sends a time query to the SNTP server.
With this type of synchronization, the device is passive and "listens" for SNTP frames
that deliver the time of day.
Configuring with Web Based Management
5.4 The "System" menu
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