Hi there! In my home project I am trying to setup time synchronization on X20CP1584, but I am failing. It does not get synchronized. What I am doing wrong? I do not see any error in AS. [Time_sync_setting] [time_diff] And of course PLC has internet access. I checked AS help, but it seems that i…

Here, a short example of the needed parameters to configure, if using static IP adress (PLC doesn’t act as DHCP client) but needing a internet connection with DNS. This is the network which my notebook is connected to: [image] So, I have to setup: a static IP address out of my network which is …

Hi, please check if DNS service is activated in the PLC’s properties - DNS is needed to resolve the time servers IP address from the given domain name. Also, please check if the’re any logger entries (I assume warnings) about the time service.

Hi Alexander, now I have activated DNS service (just that). In logger I do not see any warnings. And still does not work. [image] Thank you!

Hi Andrej, if you’re using the PLC as DHCP client, then I recommend to setup “Get DNS from DHCP server” to “on”… normally, the DHCP server also provides the DNS server (often, the DHCP server is also the internet router, and acts as DNS server). If you’re using the PLC with a static IP address, th…

Yes! Now it works. Thank you @alexander.hefner

Hello @Kolma I have marked the post from Alexander as solution as you confirmed in the previous post that this helped you getting the topic solved.

CPU properties - Time synchronization (NTP)- not working

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CPU properties - Time synchronization (NTP)- not working

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