Figure 0-16
Port-based Mirroring
Figure 0-17
The port mirroring function can be set to copy the data in the specified direction of the port
to the mirrored port. Up to 4 sets of port mirroring can be set"
Direction
!
RX refers to the data entering the port from the outside of the port, TX refers
to the data sent from the port, and both is bidirectional"
Mirroring Port
!
Port the target port of the mirror image. The mirrored data will be sent to
this port. For example, in packet capturing applications, this interface is used to connect
computers running packet capturing software"
Mirrored port
!
The data source port of the port mirroring function. Packets in the specified
direction of the mirrored port will be copied to the mirrored port"
For example
!
As shown in Figure 3-19, the administrator connects the computer with the
packet capturing software to port 1 of the switch, and needs to capture and analyze the
data sent by the computer connected to port 2"
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