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Dell EMC Networking OS Configuration Guide for the S5048F–ON System 9.14.2.8

Creating an Isolated VLAN

An isolated VLAN is a secondary VLAN of a primary VLAN.

An isolated VLAN port can only talk with the promiscuous ports in that primary VLAN.
  1. Access INTERFACE VLAN mode for the VLAN that you want to make an isolated VLAN.
    CONFIGURATION mode
    interface vlan vlan-id
  2. Enable the VLAN.
    INTERFACE VLAN mode
    no shutdown
  3. Set the PVLAN mode of the selected VLAN to isolated.
    INTERFACE VLAN mode
    private-vlan mode isolated
  4. Add one or more host ports to the VLAN.
    INTERFACE VLAN mode
    tagged interface or untagged interface
    You can enter the interfaces singly or in range format, either comma-delimited (slot/port,port,port) or hyphenated (slot/ port-port).
    You can only add ports defined as host to the VLAN.

Example of Configuring Private VLAN Members

The following example shows the use of the PVLAN commands that are used in VLAN INTERFACE mode to configure the PVLAN member VLANs (primary, community, and isolated VLANs).
DellEMC#conf
DellEMC(conf)# interface vlan 10
DellEMC(conf-vlan-10)# private-vlan mode primary
DellEMC(conf-vlan-10)# private-vlan mapping secondary-vlan 100-101
DellEMC(conf-vlan-10)# untagged Tw 1/1
DellEMC(conf-vlan-10)# tagged Tw 1/1

DellEMC(conf)# interface vlan 101
DellEMC(conf-vlan-101)# private-vlan mode community
DellEMC(conf-vlan-101)# untagged Tw 1/1

DellEMC(conf)# interface vlan 100
DellEMC(conf-vlan-100)# private-vlan mode isolated
DellEMC(conf-vlan-100)# untagged Tw 1/1

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