25

MIRRORING CONFIGURATION GUIDE

Local Port Mirroring In local port mirroring, packets of one or more source ports of a device are copied

Configuration to a destination port on the device for packet analysis and monitoring. In local port mirroring, the source ports and the destination port are on the same device.

Network Diagram Figure 67 Network diagram for local port mirroring

Networking and

Configuration

Requirements

The R&D

Switch A

department

 

Eth1/0/1

Eth1/0/3

Eth1/0/2

Switch C

Data monitoring device

The Marketing

Switch B

department

 

The departments of a company connect to each other through the Switch 5500:

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 monitoring device is connected to Switch C through Ethernet 1/0/3.

The administrator wants to monitor the packets received and sent by 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 Ethernet 1/0/1 and Ethernet 1/0/2 as mirroring source ports.

Configure Ethernet 1/0/3 as the mirroring destination port.

Applicable Products

Product series

Software version

Hardware version

 

 

 

Switch 5500

Release V03.02.04

All versions

Switch 5500G

Release V03.02.04

All versions

Page 229
Image 229
3Com 5500G, 4210, 4200G manual Mirroring Configuration Guide, Networking Configuration Requirements