H3C S7500 Series Ethernet Switches Operation Manual

Operation Manual – Mirroring
H3C S7500 Series Ethernet Switches Chapter 1
Mirroring Configuration
1-1
Chapter 1 Mirroring Configuration
When configuring mirroring, go to these sections for information you are interested in:
z Overview
z Mirroring Supported by S7500
z Mirroring Configuration
1.1 Overview
Mirroring refers to the process of copying packets that meet the specified rules to a
destination port. Generally, a destination port is connected to a data detect device,
through which users can analyze the mirrored packets for monitoring and
troubleshooting the network.
PC
Data detect device
Network
Source port
Destination po
rt
g Figure 1-1 Mirrorin
1.1.1 Port Mirroring
Port mirroring refers to the process of copying the packets received or sent by the
specified port to the specified local port.
1.1.2 Remote Port Mirroring
Remote port mirroring eliminates the limitation that the source port and the destination
port must be located on the same switch. This feature makes it possible for the source
port and the destination port to be located on different devices in the network, and
facilitates the network administrator to manage remote switches.
The implementation of remote port mirroring is illustrated in the following figure: