VLAN Commands 473
Example
The following example configures a VLAN ID of 23 to the untagged layer 2 VLAN Ethernet port 1/e16.
switchport trunk allowed vlan
The switchport trunk allowed vlan Interface Configuration mode command adds or removes VLANs to
or from a trunk port.
Syntax
•
switchport trunk allowed vlan
{
add
vlan-list
|
remove
vlan-list
}
•
add
vlan-list
— List of VLAN IDs to be added. Separate non-consecutive VLAN IDs with a
comma and no spaces. A hyphen designates a range of IDs.
•
remove
vlan-list
— List of VLAN IDs to be removed. Separate non-consecutive VLAN IDs with a
comma and no spaces. A hyphen designates a range of IDs.
Default Configuration
This command has no default configuration.
Command Mode
Interface Configuration (Ethernet, port-channel) mode.
User Guidelines
There are no user guidelines for this command.
Example
The following example adds VLANs 1, 2, 5 to 6 to the allowed list of Ethernet port 1/e16.
switchport trunk native vlan
The switchport trunk native vlan Interface Configuration mode command defines the native VLAN
when the interface is in trunk mode. Use the no form of this command to return to the default
configuration.
Console(config)# interface ethernet 1/e16
Console(config-if)# switchport access vlan 23
Console(config)# interface ethernet 1/e16
console(config-if)# switchport trunk allowed vlan add 1-2,5-6
book.book Page 473 Thursday, December 18, 2008 7:40 PM