1. What actual port does Spotlight uses for connection?
2. How to test or check that the Diagnostic Server Service makes a connection with the monitored server using the DCOM port that was set.
netstat can be used in a command prompt window.
netstat -a –b
Can take quite a while due to machine name resolution. Shows the ports in use by application. Look for [QuestOOPCollector.exe], When the port is epmap that is the WMI port.
Netstat –a –t 5
This command shows which connections are established on a computer and the report changes every 5 seconds.
Other options are:
TCPView tool which is downloadable from Microsoft at http://technet.microsoft.com/en-us/sysinternals/bb897437
Process explorer provided by sysinternals shows per process what ports are in use.