VLAN commands VLAN commands contain commands to create a primary VLAN, configuring a promiscuous port, adding an isolated VLAN, and PVLAN configuration. Creating a primary VLAN Configuring the promiscuous port Adding the isolated VLAN Remove the secondary VLANs configuration Configuring interswitch link (ISL) ports (PVLAN member ports) Change the primary VLAN to normal VLAN vlan private-vlan Removing a secondary VLAN Changing a port from promiscuous port to PVLAN member port Change the primary VLAN to normal VLAN Configuring PVLANs