ActiveXperts Knowledge Base Article 7250050
Incoming WMI requests are denied by the TMG policy by default. To enable RPC, open the 'Configure RPC protocol policy' configuration window, and disable the 'Enforce strict RPC compliance' option. This way, the policy will allow RPC type protocol such as DCOM.
If you cannot find an answer to your question(s) in our Knowledge Base, or if you need additional information or assistance, please contact our Customer Support using our Contact Support Form