@leoknipp and gschijndel

Thanks for your help.
After adding the tags with fwdDp in config file. The value on slave node can be updated in WinCC OA DB now.

Thanks for your comments. For my project, both master/salve node run the same config file. I didn't see config.redu at all. We set data and event with value "<master_node>$<slave_node>" in the config file and then the redundancy works. So how I can configure the system to allow writing val...

Hi, Dbindernagel

Thanks for your info.
Do you mean that it's not possible to get pmon info from other nodes?

I saw there is a pmon_query function in pmon.ctl script. I use below code: pmon_query("username#password#MGRLIST:STATI", "<hostname>", 4999, res, true, true); If the <hostname> is local host, I can get the all status of processes in local WinCC OA console. But if I use the anothe...

Hello I have one master node and slave node, both of them will launch a process named WCCOATest (the process WCCOATest will get WinCC OA DB data through the C# API and send them to external programs) The process WCCOATest works as primary/secondary role on master/slave node. We have to monitor the a...