GE DS-82 - Manual (Page 65)

Chapter 4: Web-Based Management
GE-DS-82 and 82-PoE Ethernet Managed Switch User Manual 61
Port Sniffer
The Port Sniffer (mirroring) is a method for monitor traffic in switched networks.
Traffic through a port can be monitored by one specific port. That is, traffic goes in or
out a monitored port will be duplicated into the sniffer port.
Figure 44: Port Mirror application
Configuring the port mirroring by assigning a source port from which to copy all
packets and a destination port where those packets will be sent.