Port Mirroring
In the process of port mirroring, the S5700 copies the packets passing through a mirrored port
and then sends the copy to a specified observing port. Figure 7-1 shows the diagram of interface
mirroring.
Figure 7-1 Schematic diagram of port mirroring
Observe
port
Sniffer host
Port
Data flow
Mirror
port
Copy of data flow
Mirror
port
Switch
Flow Mirroring
In the process of flow mirroring, the S5700 copies the mirroring flow passing one or more
interfaces and sends the copy to an observing port. Figure 7-2 shows the diagram of flow
mirroring.
Figure 7-2 Schematic diagram of flow mirroring
Observe
port
Sniffer host
Port
Data flow
Mirror
port
Copy of data flow
Mirror
port
Switch
Match traffic classification
Quidway S5700 Series Ethernet Switches
Configuration Guide - Device Management 7 Mirroring
Issue 01 (2011-07-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
67
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