Alcatel Carrier Internetworking Solutions Switch/Router 用户手册

Page 19-60

You set up port mirroring when you add or modify a port through the 

 or

 

commands. The switch software senses the type of port you are configuring, so it will only 
prompt you for port mirroring when configuring an Ethernet port. Follow the steps below to 
set up port mirroring.

1. Start the 

 or 

 command for the virtual port that you want to mirror. 

2. At the 

 prompt enter 

, press 

 and you will be prompted for the slot 

and port number of the “mirroring” port (i.e., the port that can “see” all traffic for this 
port):

3. Enter the mirroring port’s slot, a slash (/), the port number, and then press 

. The 

port that you indicate here will be disabled and only capable of receiving duplicate traffic 
from the mirrored port. If port mirroring is not supported on this port, then the following 
prompt will display:

After entering the Mirroring slot and port number, the 

 or 

 screen of options 

re-displays with the changes you entered. If you are done modifying or adding the port, 
enter 

 at the 

 prompt. If using the 

 command a message indicating that 

you have successfully set up the port displays. Port mirroring takes place immediately, so 
you could now connect a probe or network analyzer to the Mirroring port.

You can disable port mirroring through the 

 command. Follow these steps to disable 

port mirroring.

1. Start the 

 command for the virtual port on which you want to disable port mirror-

ing. 

2. At the 

 prompt enter 

, press 

. The 

 screen re-displays. The 

 field should read 

.