Allied Telesis AT-S62 - Manual (Page 104)

Chapter 8: Port Mirroring
104 Section I: Basic Operations
Figure 26 shows an example of the Modify Mirror page configured for a
port mirror. The egress traffic on Ports 11 and 12 is mirrored to the
destination Port 5.
Figure 26. Example of a Modify Mirror Page
6. After selecting the destination and source ports, click the Enable
Mirror check box.
7. Click Apply.
The port mirror is now active on the switch. You can connect a data
analyzer to the destination port to monitor the traffic on the source
ports.
8. To permanently save the change, click the Save Config menu option.