Port Mirroring Configuration Examples - 3Com Switch 4800G 24-Port Configuration Manual

900 C 72: P
HAPTER ORT
Port Mirroring
Configuration
Examples
Local Port Mirroring
Configuration Example
M C
IRRORING ONFIGURATION
Network requirements
The departments of a company connect to each other through Ethernet switches:
Research and Development (R&D) department is connected to Switch C
■
through GigabitEthernet 1/0/1.
Marketing department is connected to Switch C through GigabitEthernet
■
1/0/2.
Data monitoring device is connected to Switch C through GigabitEthernet
■
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 monitoring
device.
Use the local port mirroring function to meet the requirement. Perform the
following configurations on Switch C.
Configure GigabitEthernet 1/0/1 and GigabitEthernet 1/0/2 as mirroring source
■
ports.
Configure GigabitEthernet 1/0/3 as the mirroring destination port.
■
Network diagram
Figure 265 Network diagram for local port mirroring configuration
R&D
department
Marketing
department
Configuration procedure
Configure Switch C.
# Create a local port mirroring group.
<SwitchC> system-view
[SwitchC] mirroring-group 1 local
Switch A
GE 1/0 /1
GE 1/0/3
GE1/0/2
Switch C
Switch B
Data monitoring
device