![]() In the General tab, select the “Off (not recommended)” Click on the Windows Start button, select the Control Panel,ī. To turn off the Windows Firewall, follow the steps below:Ī. Turn the Firewall back on in section 5, titled “Restore Windows Check with the Network Administrator toĮnsure it is safe to turn off the Firewall temporarily. Potential for damage as long as the Firewall is turned off for a If theĬomputer resides on a safe network, there is usually little Worms, and people with malicious or negligent intents). The Firewall helps protectĬomputers from unauthorized access (usually from viruses, The Windows Firewall, which is turned on by default in Windows The first step to establish DCOM communication is to disable This will help integrators set up reliable and secure OPC connections. In addition, the whitepaper covers troubleshooting tips to identify common OPC and DCOM problems, their symptoms, causes, and how to solve them. This whitepaper discusses the steps necessary to get DCOM working properly and securely.Ī simple and effective strategy to establish reliable DCOM communication involves the following steps:Ĥ. Successfully, the underlying issue is likely DCOM-related. If you have ever been unable to establish an OPC connection or transfer OPC data OPC technology relies on Microsoft's COM and DCOM to exchange data between automation hardware and software however it can be frustrating for new users to configure DCOM properly.
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