Device Management
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administrator may perform network monitoring and troubleshooting using these detected data.
Topological graph for port mirroring:
This device supports monitoring communication of other ports (mirrored ports) through the LAN0 port (mirroring
port). Click 『Network』>『Port Mirroring』 to go to the configuration page. The port mirroring function is disabled
by default.
Parameter description in the page:
Enable/Disable the port mirroring function. The default is Disable.
Monitoring port. Clients under this port must be installed with monitoring software.
The default is LAN0 and cannot be changed.
Mirrored port. After the port mirroring function is enabled, packets of a mirrored
port will be automatically copied to the a mirroring port.
Example of port mirroring
Example: An enterprise purchases a G3 enterprise router to establish a network. Recently, the network in the
company is abnormal so that Internet access often fails. The port mirroring function can be used to capture
WAN and LAN port data for analysis. Monitoring software is installed on the computer under LAN0. Other
ports are set to mirrored ports.
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