Mirroring Configuration Examples; Local Port Mirroring Configuration Example - 3Com 4500 Configuration Manual

Mirroring Configuration Examples

Local Port Mirroring Configuration Example

Network requirements
The departments of a company connect to each other through Switch 4500 series:
Research and Development (R&D) department is connected to Switch C through Ethernet 1/0/1.
Marketing department is connected to Switch C through Ethernet 1/0/2.
Data detection device is connected to Switch C through Ethernet 1/0/3
The administrator wants to monitor the packets received on and sent from the R&D department and the
marketing department through the data detection device.
Use the local port mirroring function to meet the requirement. Perform the following configurations on
Switch C.
Configure Ethernet 1/0/1 and Ethernet 1/0/2 as mirroring source ports.
Configure Ethernet 1/0/3 as the mirroring destination port.
Network diagram
Figure 1-3 Network diagram for local port mirroring
Configuration procedure
Configure Switch C:
# Create a local mirroring group.
<Sysname> system-view
[Sysname] mirroring-group 1 local
# Configure the source ports and destination port for the local mirroring group.
[Sysname] mirroring-group 1 mirroring-port Ethernet 1/0/1 Ethernet 1/0/2 both
[Sysname] mirroring-group 1 monitor-port Ethernet 1/0/3
# Display configuration information about local mirroring group 1.
[Sysname] display mirroring-group 1
mirroring-group 1:
type: local
status: active
mirroring port:
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