vSphere 6                                               

VMware vSphere 6.7 Documentation Center   

 

Troubleshooting vSphere

Connections and ports in vSphere 6.5     NSX communication ports    Connections_and_ports_in_VI3

How 2's by TheBen
Activation key for vCenter, vSphere 6.5
vSphere 6.5 Techinfo by TheBen