User manual
Port Mirroring 
The Port mirroring is a method to monitor traffic in switched networks. Traffic through ports can be 
monitored by one specific port. That is, traffic goes in or out monitored ports will be duplicated into the 
mirroring port. 
•  Port Mirroring Mode: Set mirroring mode -- Disable,  TX Only, and Both. The default value is 
“Disable”. 
•
Analysis Port:
 Select one port to be the mirroring port to see all monitored port traffic. Users can 
connect the mirroring port to LAN analyzer or Netxray. 
•  Monitor Port: The ports users want to monitor. All monitored port traffic will be copied to the mirroring 
port. Mark the State check box to select the port. 
•
  And then click 
A
pply
 to have the configuration take effect. 
Figure 3.1-18  Port Mirroring 
Note 
1. Select Disable for the monitor mode item to disable port mirroring. 
  2. Remember to click the Save button of the Save Configuration page, 
otherwise the new configuration will lose when switch powers off. 
39      Chapter3 










