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Planning Guide—vSAN 2-Node Cluster on VxRail
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

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

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Witness and Management network topology