OFS Server can operate in remote mode (the OPC client and the server are on different machines connected by DCOM generally via TCP-IP)

To allow the connection for only a specific user, the following setting can be applied:

Steps to follow:

• From the Start menu, choose Run and run DCOMCNFG
• Expand Console Root/Component Services/Computers/My Computer and
• right-click My computer to open the My Computer Properties dialog.
• Click the Default Properties tab.
• The following parameters must be set:
• Enable Distributed Com on this computer must be checked,
• Default Authentication Level is set to Connect,
• Default Impersonation Level is set to Identify.

• Click the COM Security tab.
• Click the Edit Defaults in Access Permissions
• Click Add, add the user required (example: L3), click OK.
• Check that permissions for user required are:
• Local access: Allow checked.
• Remote access: Allow checked

• Delete « Everyone » if it exists
• Delete « INTERACTIVE » and « NETWORK » if it exists
• Click the Edit Defaults in Launch and Activation Permissions
• Click Add, add the user required (example: L3), click OK.
• Check that permissions for user required are:
• Local Launch: Allow checked.
• Remote Launch: Allow checked.
• Local Activation: Allow checked.
• Remote Activation: Allow checked.

• Delete « Everyone » if it exists
• Delete « INTERACTIVE » and « NETWORK » if it exists

Product line

OFS 3.63 SP3

Environment

Windows 10

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