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PI Interface for OPC DA

DCOM Security settings

  • Last UpdatedMay 22, 2025
  • 1 minute read

For more information about configuring DCOM security, see the DCOM Security and Configuration guide.

Default Authentication Level

Set the DCOM security authentication level (/da) to one of the following:

  • DEFAULT

  • NONE

  • CONNECT

  • CALL

  • PKT

  • PKT_INTEGRITY (default)

  • PKT_PRIVACY

Default Impersonation Level

Set the DCOM security Impersonation level (/di) to one of the following:

  • ANONYMOUS

  • IDENTIFY (default)

  • IMPERSONATE

  • DELEGATE

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