Displaying And Maintaining Port Mirroring; Configuring Port Mirroring Examples; Configuring Local Port Mirroring Example - HP 5820X Switch Configuration Manual

NOTE:
• A mirroring group only contains one monitor port.
• To make sure that the port mirroring function can work properly, do not enable STP, MSTP, or RSTP on
the monitor port.
HP recommends you only use a monitor port for port mirroring. This is to make sure that the data
•
monitoring device only receives and analyzes the mirrored traffic rather than a mix of mirrored traffic
and normally forwarded traffic.
• A port connected to an RRPP ring cannot be configured as the monitor port of a port mirroring
group.

Displaying and maintaining port mirroring

To do...
Display the configuration of port
mirroring groups

Configuring port mirroring examples

Configuring local port mirroring example

Network requirements
On a network shown in
• Device A connects to the marketing department through GigabitEthernet 1/0/1 and to the technical
department through GigabitEthernet 1/0/2, and connects to the server through GigabitEthernet
1/0/3.
Configure local port mirroring in mirroring port mode to enable the server to monitor the
•
bidirectional traffic of the marketing department and the technical department.
Figure 67 Network diagram for local port mirroring configuration
Use the command...
display mirroring-group { group-id
| all | local | remote-destination
| remote-source }
Figure 67:
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Remarks
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