VLAN Commands 463
switchport protected
The switchport protected Interface Configuration mode command overrides the FDB decision,
and sends all the Unicast, Multicast and Broadcast traffic to an uplink port. Use the no form of this
command to disable overriding the FDB decision.
Syntax
•
switchport protected
{
ethernet
port
|
port-channel
port-channel-number
}
• no switchport protected
•
port
— Specifies the uplink port (Ethernet port).
•
port-channel-number
— Specifies the uplink port (Port-channel).
Default Configuration
The default configuration is
disabled
.
Command Mode
Interface Configuration (Ethernet, port-channel) mode.
User Guidelines
Packets to the device MAC address are sent to the device and not forwarded to the uplink.
Example
The following example overrides the FDB decision, and sends all the Unicast, Multicast and Broadcast
traffic to specified ethernet port.
ip internal-usage-vlan
The ip internal-usage-vlan Interface Configuration mode command reserves a VLAN as the internal
usage VLAN of an interface. Use the no form of this command to reset to default.
Syntax
•
ip internal-usage-vlan
vlan-id
• no ip internal-usage-vlan
•
vlan-id —
VLAN ID of the internal usage VLAN.
Default Configuration
This command has no default configuration.
Console(config)# interface ethernet g/g5
Console(config-if)# switchport protected ethernet g/g6
5400_CLI.book Page 463 Wednesday, December 17, 2008 4:33 PM