Cisco Catalyst 2960 Series, Configuration Manual, Page: 568 / 2288

Purpose Command or Action
• For session_number , specify the session number entered in step 4.
Example:
Switch(config)# monitor session 1
• For interface-id , specify the destination port. The destination interface
must be a physical port; it cannot be an EtherChannel, and it cannot be
a VLAN.
destination interface
gigabitethernet1/0/2 encapsulation
replicate
• (Optional) [ , | - ] Specifies a series or range of interfaces. Enter a space
before and after the comma; enter a space before and after the hyphen.
(Optional) encapsulation replicate specifies that the destination interface
replicates the source interface encapsulation method. If not selected, the default
is to send packets in native form (untagged).
You can use monitor session session_number destination command
multiple times to configure multiple destination ports.
Note
Returns to privileged EXEC mode. end
Example:
Switch(config)# end
Step 6
Verifies your entries. show running-config
Example:
Switch#
show running-config
Step 7
(Optional) Saves your entries in the configuration file. copy running-config startup-config
Example:
Switch# copy running-config
Step 8
startup-config
Related Topics
Local SPAN, on page 474
SPAN Sessions, on page 477
SPAN Configuration Guidelines, on page 483
Creating a Local SPAN Session and Configuring Incoming Traffic
Follow these steps to create a SPAN session, to specify the source ports or VLANs and the destination ports,
and to enable incoming traffic on the destination port for a network security device (such as a Cisco IDS
Sensor Appliance).
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
486
How to Configure SPAN and RSPAN