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Version: 2.6

Network prerequisites

The minimum supported size for the Portworx Backup cluster is three worker nodes. Each node must meet the following network requirements:

Network requirements

Network Requirements
Network connectivityBandwidth:
  • 10 Gbps recommended
  •      (1 Gbps minimum)

    Network port requirements

    THe following table outlines the ports that need to be enabled on Portworx Backup cluster:

    Network Port Requirements
    ServiceSource InterfacePortProtocolFlow DirectionDescription
    Portworx Central UIdata6443TCPUnidirectionalTo talk to client Kubernetes cluster
    Portworx Backupdata6443TCPBidirectionalTo talk to client Kubernetes cluster
    management443TCPBidirectionalTo talk to S3 endpoint
    data111TCP and UDPBidirectionalFor NFS server access
    management2049TCP and UDPBidirectionalFor NFS server access
    License serverdata7070TCPUnidirectionalFor communication between License server and Portworx clusters. Traffic source is Portworx cluster, target is license server.
    Keycloakdata8080TCPUnidirectionalTo talk to external Keycloak/OIDC
    management8443TCPUnidirectionalTo talk to external Keycloak/OIDC

    For more information on required ports and other required prerequisites for Portworx, refer to Portworx Installation Prerequisites.