mac-mirroring

Function

The mac-mirroring command copies packets with a specified MAC address to a specified observing port.

The undo mac-mirroring command restores the default configuration.

By default, packets with a specified MAC address are not copied to a specified observing port.

Format

mac-mirroring mac-address to observe-port observe-port-index inbound

undo mac-mirroring mac-address [ to observe-port observe-port-index ] inbound

Parameters

Parameter	Description	Value
mac-address	Specifies the MAC address.	The value is in H-H-H format, where H is a hexadecimal number of 1 to 4 digits.
observe-port-index	Specifies the index of the observing port.	The specified observing port must exist.

Views

VLAN view

Default Level

3: Management level

Usage Guidelines

Usage Scenario

In MAC address mirroring, you can run the mac-mirroring command to copy packets received with a specified source or destination MAC address in a specified VLAN to a specified observing port.

Prerequisites

An observing port has been configured using the observe-port or observe-port command in the system view.

Example

# Copy packets received of which the source or destination MAC address is 0000-0000-0001 in VLAN 3 to the observing port with index 1.

<HUAWEI> system-view
[HUAWEI] observe-port 1 interface gigabitethernet 0/0/1
[HUAWEI] vlan 3
[HUAWEI-vlan3] mac-mirroring 0000-0000-0001 to observe-port 1 inbound