OPC.DA_IOPCDataCallback.OnWriteComplete
Description
This indicates detection of the OPC DA IOPCDataCallback OnWriteComplete command.OPC (OLE for process control) is a standards specification by the OPC Foundation designed for communication between multi-vendor devices and control applications. OPC Data Access (OPC DA) is a group of standards that specify the protocol for communicating real time data from PLCs to HMI.
Affected Products
OPC DA
Impact
Unexpected network communication
Technology
Browser-Based, Network-Protocol, Client-Server, Peer-to-Peer, Cloud-Based, Mobile-Device
Behavior
- Reasonable