The TCP server of zenLogSrv.exe did not send TCP keep alive messages to check if the TCP connection is still available.
The issue has been addressed by automatically enabling TCP server now automatically enables the TCP keep alive for the listening socket 50780 of zenLogSrv.exe to clear TCP connections that are no longer available.
To benefit from this fix:
Update your zenon Software Platform to the latest build of zenon 12 or higher.
Description In Docker the TCP server of process zenLogSrv.exe did not send a TCP keep alive to check if the TCP connection is still available. The issue has been addressed by automatically enabling TCP server now automatically enables the TCP keep ...
Description The TCP server of process zensysSrv (used for remote transport) did not send TCP keep alive messages to check if the TCP connection is still available. The issue has been addressed by automatically enabling TCP keep alive for the ...
Summary In the driver configuration of the DNP3_TG driver the network interface that can be configured for the UDP listening port or the TCP Dual Endpoint listening port, is not correctly taken over in the runtime. Instead the driver always opens a ...
Summary On some devices, e.g. Windows CE, the IEC61850 Server I/O driver in zenon Logic does not activate KeepAlive by opening the TCP-socket. Thus after connection loss the socket stays open. Description On some devices, e.g. Windows CE, the ...
Summary When a subscription is created by an OPC UA client with publishing disabled and monitored items are added and after that publishing is enabled, the OPC UA server returns all monitored items in publish responses in keep alive messages although ...