WMI: The RPC server is unavailable. (Exception from HRESULT: 0x800706BA) throws when try to connect to remote machine

Question

I\'m using the following code to connect to remote machine using WMI:

   ConnectionOptions connOptions = new ConnectionOptions();
            connOptions.Imperso         


        

Answer 1

Still you have problem then follow below link may help you.

Connecting to WMI Remotely

I facing this issue even my all firewall is off.

Below command run and my problem is solved.

1. netsh advfirewall firewall set rule group="windows management instrumentation (wmi)" new enable=yes

2. netsh advfirewall firewall add rule dir=in name="DCOM" program=%systemroot%\system32\svchost.exe service=rpcss action=allow protocol=TCP localport=135

3. netsh advfirewall firewall add rule dir=in name ="WMI" program=%systemroot%\system32\svchost.exe service=winmgmt action = allow protocol=TCP localport=any

4. netsh advfirewall firewall add rule dir=in name ="UnsecApp" program=%systemroot%\system32\wbem\unsecapp.exe action=allow

5. netsh advfirewall firewall add rule dir=out name ="WMI_OUT" program=%systemroot%\system32\svchost.exe service=winmgmt action=allow protocol=TCP localport=any