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Planning Guide—vSAN 2-Node Cluster on VxRail
Overview Requirements, Recommendations, and Restrictions
VxRail hardware
VxRail software version
VMware vCenter Server
Witness virtual appliance
Physical network
Port requirements
Witness and Management network topology
Network layout
Capacity planning considerations
Node upgrades
Licensing
Deployment Types Conclusion and References

Port requirements

Port requirements

  • The following table lists the services that are needed. The incoming and outgoing firewall ports for these services should be opened. See https://ports.vmware.com/home/vSphere for the latest list of firewall ports.

    Table 1.              Service ports on VxRail Appliance

    Services

    Port

    Protocol

    To/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