Cisco 300 Series Cli Manual page 515

Small business 300 series managed switches command line interface guide release 1.3

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Table of Contents

Virtual Local Area Network (VLAN) Commands

78-21075-01 Command Line Interface Reference Guide

Note: If the native VLAN of a port is the default VLAN when the port is added to the

default VLAN as tagged, the native VLAN is set by the system to 4095.

When a general port is a member in the default VLAN as a tagged port then:

The PVID can be the default VLAN.

The default PVID is the default VLAN.

Note: The PVID is not changed when the port is added to the default VLAN as a

When executing the switchport default-vlan tagged command, the port is added

(automatically by the system) to the default VLAN when the following conditions

no longer exist:

The port is a member in a LAG.

The port is 802.1X unauthorized.

An IP address is defined on the port.

The port is a destination port of port mirroring.

An IP address is defined on the default VLAN and the port is a PVE

protected port.

The no switchport default-vlan tagged command removes the port from the

default VLAN, and returns the default VLAN mode to untagged.

If the native VLAN of a trunk port is 4095 when the port is removed from the

default VLAN (as a tagged), the native VLAN is set by the system to the

default VLAN.

The PVID of a general port is not changed when the port is removed from

the default VLAN (as a tagged). If the PVID is the default VLAN, the port is

added by the system to the default VLAN as an untagged.

The following example configures the port gi1 as a tagged port in the default

switchxxxxxx(config)#interface gi1

switchxxxxxx(config-if)#

switchxxxxxx(config-if)#switchport default-vlan tagged

switchport mode trunk