Figure 65 Local port mirroring implementation
As shown in
reside on the same device. Packets of GigabitEthernet 1/0/1 are copied to GigabitEthernet 1/0/2,
which then forwards the packets to the data monitoring device for analysis.
Configuration restrictions and guidelines
When you configure port mirroring, follow these restrictions and guidelines:
•
•
•
Recommended configuration procedures
Configuring a mirroring group
1.
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Figure
65, the source port GigabitEthernet 1/0/1 and monitor port GigabitEthernet 1/0/2
A local mirroring group can contain multiple source ports, but only one monitor port.
Do not enable the spanning tree feature on the monitor port.
Use a monitor port only for port mirroring to make sure the data monitoring device receives and
analyzes only the mirrored traffic rather than a mix of mirrored traffic and other forwarded traffic.
Step
1.
Configure a local mirroring
group.
2.
Configure source ports for
the mirroring group.
3.
Configure the monitor port
for the mirroring group.
From the navigation tree, select Device > Port Mirroring.
manuals search engine
Remarks
Required.
For more information, see
"Configuring a mirroring
Select the mirroring group type local in the Type list.
Required.
For more information, see
"Configuring ports for the mirroring
Select the port type Mirror Port.
Required.
For more information, see
"Configuring ports for the mirroring
Select the port type Monitor Port.
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