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Chapter 14 Port Mirror Commands
Port Mirror refers to the process of forwarding copies of packets from one port to a monitoring port.
Usually, the monitoring port is connected to data diagnose device, which is used to analyze the
monitored packets for monitoring and troubleshooting the network.
monitor session destination interface
Description
The monitor session destination interface command is used to configure the
monitoring port. Each monitor session has only one monitoring port. To change
the monitoring port, please use the monitor session destination
interface
command by changing the port value. The no monitor session command is
used to delete the corresponding monitor session.
Syntax
monitor session session_num destination interface { fastEthernet port |
gigabitEthernet port }
no monitor session session_num
Parameter
session_num —— The monitor session number, ranging from 1 to 4.
port
——
The Ethernet port number.
Command Mode
Global Configuration Mode
Example
Create monitor session 1 and configure port 1 as the monitoring port:
TL-SL2428(config)# monitor session 1 destination interface fastEthernet
1/0/1
Delete the monitor session 1:
TL-SL2428(config)# no monitor session 1
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