Monitoring and Analyzing Switch Operation

Traffic Mirroring

Switch Configuration - Network Monitoring Port

Monitoring Enabled [No] : Yes

 

 

Move the cursor to the Monitoring Port parameter,

Monitoring Port :

 

 

 

 

 

then use the Space bar to select the local exit port.

D5

 

 

 

 

Monitor : Ports

 

 

 

 

 

 

 

 

 

Port

Type

 

Action

Port

Type

 

Action

----

--------- + -------

----

--------- +

-------

D1

1000X

 

 

D14

1000X

 

D2

1000X

 

 

D15

1000X

 

D3

1000X

 

 

D16

1000X

 

D4

1000X

 

 

1

 

1000T

 

D5

1000X

 

 

2

 

1000T

 

D6

1000X

 

 

3

 

1000T

 

D7

1000X

 

 

4

 

1000T

 

D8

1000X

 

 

S1

 

 

Actions->

Cancel

Edit

Save

Help

 

 

Select the port that will act as the Monitoring Port.

toggle field choices,

Use arrow

keys

to

change field selection, <Space> to

and <Enter> to

go

to Actions.

 

 

 

Figure B-20. How To Select a Local Exit Port

5.Use the Space bar to select the port to use for sending mirrored traffic to a locally connected traffic analyzer or IDS. (The selected interface must be a single port. It cannot be a trunk.) In this example, port D5 is selected as the local exit port.

6.Highlight the Monitor field and use the Space bar to select the interfaces to mirror:

Ports: Use for mirroring ports, or static trunks.

7.Use the down arrow key to move the cursor to the Action column for the individual port interfaces and position the cursor at a port, or trunk you want to mirror.

B-31