Dell POWEREDGE M1000E User Manual

Page 827

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Cisco Catalyst Blade Switch 3120 for HP Command Reference

OL-12248-03

Chapter 2 Cisco Catalyst Blade Switch 3120 for HP Cisco IOS Commands

switchport private-vlan

The secondary_vlan_list parameter cannot contain spaces. It can contain multiple comma-separated
items. Each item can be a single private-VLAN ID or a hyphenated range of private-VLAN IDs. The list
can contain one isolated VLAN and multiple community VLANs.

You can map a promiscuous port to only one primary VLAN. If you enter the switchport private-vlan
mapping
command on a promiscuous port that is already mapped to a primary and secondary VLAN,
the primary VLAN mapping is overwritten.

You can add or remove secondary VLANs from promiscuous port private-VLAN mappings by using the
add and remove keywords.

Entering the switchport private-vlan association host command has the same effect as entering the
switchport private-vlan host-association interface configuration command.

Entering the switchport private-vlan association mapping command has the same effect as entering
the switchport private-vlan mapping interface configuration command.

Examples

This example shows how to configure an interface as a private VLAN host port and associate it with
primary VLAN 20 and secondary VLAN 501:

Switch# configure terminal

Switch(config)# interface gigabitethernet 1/0/1

Switch(config-if)# switchport mode private-vlan host

Switch(config-if)# switchport private-vlan host-association 20 501

Switch(config-if)# end

This example shows how to configure an interface as a private-VLAN promiscuous port and map it to a
primary VLAN and secondary VLANs:

Switch# configure terminal

Switch(config)# interface gigabitethernet 1/0/2

Switch(config-if)# switchport mode private-vlan promiscuous

Switch(config-if)# switchport private-vlan mapping 20 501-502

Switch(config-if)# end

You can verify private-VLAN mapping by using the show interfaces private-vlan mapping privileged
EXEC command. You can verify private VLANs and interfaces configured on the switch stack by using
the show vlan private-vlan privileged EXEC command.

Related Commands

Command

Description

show interfaces

private-vlan

mapping

Displays private VLAN mapping information for VLAN SVIs.

show vlan

private-vlan

Displays all private VLAN relationships or types configured on the
switch or switch stack.

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