Monitoring and Analyzing Switch Operation
Port Monitoring Features
You must use the following configuration sequence to configure port monitor-
ing in the CLI:
1.
2.
Displaying the Port Monitoring Configuration. This command lists the
port assigned to receive monitored traffic and the ports being monitored.
Syntax:
For example, if you assign port A6 as the monitoring port and configure the
switch to monitor ports A1 - A3, show monitor displays the following:
Figure 17-20.Example of Monitored Port Listing
Configuring the Monitor Port. This command assigns or removes a mon-
itoring port, and must be executed from the global configuration level. Remov-
ing the monitor port disables port monitoring and resets the monitoring
parameters to their factory-default settings.
Syntax:
For example, to assign port A6 as the monitoring port:
To turn off port monitoring:
17-26
Assign a monitoring (mirror) port.
Designate the port(s) to monitor.
show monitor
[no] mirror-port [<port-num>]
Port receiving monitored traffic.
Monitored Ports