Using OPC Server for I/NET on Windows XP SP2

Issue

If you are using OPC Server for I/NET on a computer with Windows XP with SP2 you may have some difficulty connecting to the OPC Server from another computer.

Product Line

TAC I/NET

Environment

  • OPC Server for I/NET
  • Windows XP SP2

Cause

Incorrect DCOM settings will prevent a connection from another PC.

Resolution

  1. Start > Run > dcomcnfg
  2. Right click My Computer found under Component Services, Computers.
  3. Click on the COM Security tab.
  4. Click the Edit Limits on the Launch and Activation permissions.
  5. Add ANONYMOUS LOGON with remote launch and remote activation permissions.