Chapter 1 Mirroring Configuration; Mirroring Overview; Local Port Mirroring - H3C S3100-52P Operation Manual

Operation Manual – Mirroring
H3C S3100-52P Ethernet Switch

Chapter 1 Mirroring Configuration

When configuring mirroring, go to these sections for information you are interested in:

Mirroring Overview

Mirroring Configuration
Displaying and Maintaining Port Mirroring
Mirroring Configuration Examples
1.1 Mirroring Overview
Mirroring is to duplicate packets from a port to another port connected with a data
monitoring device for network monitoring and diagnosis.
The port where packets are duplicated is called the source mirroring port or monitored
port and the port to which duplicated packets are sent is called the destination mirroring
port or the monitor port, as shown in the following figure.
Source
mirroring port
Figure 1-1 Mirroring
S3100-52P Ethernet switch supports three types of port mirroring:

Local Port Mirroring

Remote Port Mirroring
Traffic Mirroring
They are described in the following sections.
1.1.1 Local Port Mirroring
In local port mirroring, packets passing through one or more source ports of a device
are copied to the destination port on the same device for packet analysis and
Network
Destination
mirroring port
Data detection device
PC
Chapter 1 Mirroring Configuration
1-1