The following table lists the services that are needed. Open the incoming and outgoing firewall ports for these services. For the most recent list of firewall ports, see https://ports.vmware.com/home/vSphere.
Table 1. Service ports on VxRail appliance
Service | Port | Protocol | To and from |
vSAN Clustering Service | 12345, 23451 | UDP | vSAN hosts |
vSAN Transport | 2233 | TCP | vSAN hosts |
vSAN VASA Vendor Provider | 8080 | TCP | vSAN hosts and VCenter Server |
vSAN Unicast Agent to the Witness Host | 12321 | UDP | vSAN hosts and witness appliance |