Operation Manual – MirroringH3C S7500 Series Ethernet Switches Chapter 1 Mirroring Configuration1-1Chapter 1 Mirroring ConfigurationWhen configuring mirroring, go to these sections for information you are interested in:z Overviewz Mirroring Supported by S7500z Mirroring Configuration1.1 OverviewMirroring refers to the process of copying packets that meet the specified rules to adestination port. Generally, a destination port is connected to a data detect device,through which users can analyze the mirrored packets for monitoring andtroubleshooting the network.PCData detect deviceNetworkSource portDestination portgFigure 1-1 Mirrorin1.1.1 Port MirroringPort mirroring refers to the process of copying the packets received or sent by thespecified port to the specified local port.1.1.2 Remote Port MirroringRemote port mirroring eliminates the limitation that the source port and the destinationport must be located on the same switch. This feature makes it possible for the sourceport and the destination port to be located on different devices in the network, andfacilitates the network administrator to manage remote switches.The implementation of remote port mirroring is illustrated in the following figure: