TL-SL5428E
 
24-port 10/100Mbps + 4-port Gigabit L2 Managed Switch CLI Guide
 
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Chapter 24  Port Mirror Commands 
Port Mirror refers to the process of forwarding copies of packets from one port to a mirroring port. 
Usually, the mirroring port is connected to data diagnose device, which is used to analyze the 
mirrored packets for monitoring and troubleshooting the network. 
port mirror 
Description 
The port mirror command is used to enable Port Mirror function. To disable the 
Port Mirror function, please use no port mirror command. 
Syntax 
port mirror 
no port mirror 
Command Mode 
Interface Configuration Mode(interface Ethernet) 
Example 
Configure port 1 as mirroring port: 
TP-LINK(config)# interface Ethernet 1 
TP-LINK(config-if)# port mirror 
port mirrored 
Description 
The port mirrored command is used to configure the port monitoring. To delete 
the corresponding configuration, please use no port mirrored command. 
Syntax 
port mirrored {port-list} { ingress | egress | both } 
no port mirrored {port-list} { ingress | egress | both } 
Parameter 
port-list  ——  List of mirrored port. It is multi-optional. 
ingress  —— Ingress monitoring. Select this option, the incoming packets 
received by the mirrored port will be copied to the mirroring port.