DGS-1510 Series Gigabit Ethernet SmartPro Switch CLI Reference Guide
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75-9 switchport trunk native vlan
This command is used to specify the native VLAN ID of a trunk mode interface. Use the no interface
command to reset to the native VLAN ID to the default setting.
switchport trunk native vlan {VLAN-ID | tag}
no switchport trunk native vlan [tag]
Parameters
Default
By default, the native VLAN is 1, untagged mode.
Command Mode
Interface Configuration Mode.
Command Default Level
Level: 12.
Usage Guideline
The command only takes effect when the interface is set to trunk mode. When a trunk port native
VLAN is set to tagged mode, normally the acceptable frame type of the port should be set to “tagged-
only” to only accept tagged frames. When a trunk port works in the untagged mode for a native VLAN,
transmitting untagged packet for a native VLAN and tagged packets for all other VLANs and the
acceptable frame types of the port has to be set to “admit-all” in order to function correctly.
The specified VLAN does not need to exist to apply the command.
Example
This example shows how to configure interface eth1/0/1 as a trunk interface and configures the native
VLAN to 20.
Switch# configure terminal
Switch(config)# interface eth1/0/1
Switch(config-if)# switchport mode trunk
Switch(config-if)# switchport trunk native vlan 20
Switch(config-if)#
75-10 vlan
This command is used to add VLANs and enter the VLAN configuration mode. Use the no form of this
command to remove VLANs.
vlan VLAN-ID [, | -]
no vlan VLAN-ID [, | -]
Parameters
Specifies the ID of the VLAN to be added, removed or configured.
The valid VLAN ID range is from 1 to 4094. VLAN ID 1 cannot be
removed.