Cisco WS-C2950-24 User Manual

Chapter 7 Configuring the Switch Ports
Enabling Port Security
7-16
Catalyst 2900 Series XL and Catalyst 3500 Series XL Software Configuration Guide
78-6511-05
Enabling SPAN
You can use Switch Port Analyzer (SPAN) to monitor traffic on a given port by
forwarding incoming and outgoing traffic on the port to another port in the same
VLAN. A SPAN port cannot monitor ports in a different VLAN, and a SPAN port
must be a static-access port. You can define any number of ports as SPAN ports,
and any combination of ports can be monitored.
For the restrictions that apply to SPAN ports, see the “Avoiding Configuration
Conflicts” section on page 9-2.
Beginning in privileged EXEC mode, follow these steps to enable SPAN:
Disabling SPAN
Beginning in privileged EXEC mode, follow these steps to disable SPAN:
Command Purpose
Step 1
configure terminal Enter global configuration mode.
Step 2
interface interface Enter interface configuration mode, and enter the port that
acts as the monitor port.
Step 3
port monitor interface Enable port monitoring on the port.
Step 4
end Return to privileged EXEC mode.
Step 5
show running-config Verify your entries.
Command Purpose
Step 1
configure terminal Enter global configuration mode.
Step 2
interface interface Enter interface configuration mode, and enter the port
number of the monitor port.
Step 3
no port monitor interface Disable port monitoring on the port.
Step 4
end Return to privileged EXEC mode.
Step 5
show running-config Verify your entries.

Cisco WS-C2950-24 Specifications

General

Brand	Cisco
Model	WS-C2950-24
Category	Switch
Language	English