VLAN Commands 833An isolated VLAN is used by isolated ports to communicate withpromiscuous ports. It does not carry traffic to other community ports or otherisolated ports with the same primary VLAN.The primary VLAN is the VLAN that carries traffic from a promiscuous portto the private ports.VLAN 1 cannot be configured in a private VLAN configuration.Examplesconsole# configure terminalconsole(config)# vlan 10console(config-vlan)# private-vlan primaryconsole(config-vlan)# exitconsole(config)# vlan 1001console(config-vlan)# private-vlan isolatedconsole(config-vlan)# exitconsole(config)# vlan 1002console(config-vlan)# private-vlan communityconsole(config-vlan)# exitconsole(config)# vlan 1003console(config-vlan)# private-vlan communityconsole(config-vlan)# exitconsole(config)# vlan 20console(config-vlan)# private-vlan association 1001-1003console(config-vlan)# endshow vlan private-vlanUse the show vlan private-vlan command in Privileged EXEC mode todisplay information about the configured private VLANs including primaryand secondary VLAN IDs, type (community, isolated, or primary), and theports which belong to a private VLAN.Syntaxshow vlan private-vlan [type]Default ConfigurationThis command has no default setting.
