Port information and communication details with the vCenter Server and the end point VMs for agent installation from the UI and script-based agent install is detailed on this page.

For the latest port information, see https://ports.esp.vmware.com/home/vRealize-Operations-Manager.

Figure 1. Port Information and Communication with vCenter Server and the End Points (Agent Install from the UI)
Figure 2. Port Information and Communication with the End Points for Script-Based Agent Install