CloudMonix agent that is installed on monitored Windows VMs needs to be able to communicate OUT to CloudMonix cloud resources via https
CloudMonix agent does not open any ports of its own and does not expect to be connected to, from the outside
CloudMonix windows agent needs to be able to connect out to these endpoints
If your VM is behind a Proxy server, and no data is coming thru the agent after allow outbound traffic to above-mentioned endpoints, kindly refer to this article about specifying proxy server in the agent's application config