Closed AlexWuDDD closed 4 years ago
@AlexWuDDD OPC DA uses DCOM to connect to OPC DA servers. The username and password is for your windows account and you can set permissions with dcomcnfg.exe for different users. Your questions is related to the setup of an OPC DA server and has nothing to do with this package.
very appreciate
how to use username and password to connect the opc sever?