User's Guide

Table Of Contents
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Enable Port Mirror:
Check the box to enable the Port Mirror function. If unchecked, it will
be disabled.
Mode:
Select the mode for the port mirror function. Options include:
z Ingress: When this mode is selected, only the incoming packets
received by the mirrored port will be copied to the mirroring port.
z Egress: When this mode is selected, only the outgoing packets
sent by the mirrored port will be copied to the mirroring port.
z Ingress & Egress: When this mode is selected, both the incoming
and outgoing packets through the mirrored port will be copied to
the mirroring port.
¾ Port Mirror
Mirroring Port:
Select the Mirroring Port to which the traffic is copied. Only one port
can be selected as the mirroring port.
Mirrored Port:
Select the Mirrored Port from which the traffic is mirrored. One or
multiple ports can be selected as the mirrored ports.
The entry in Figure 3-19 indicates: The outgoing packets sent by port 1, port 2, port 3 and port 5
(mirrored ports) will be copied to port 4 (mirroring port).
Application Example:
To monitor all the traffic and analyze the network abnormity for an enterprise’s network, please set the
Port Mirror function as below: