Cisco Cisco IOS Software Release 15.2(3)E

Cisco Systems, Inc.
www.cisco.com

Cisco IOS Release 15.2(4)E runs on Catalyst 3750-X and Catalyst 3650-X switches and on Cisco 
enhanced EtherSwitch service modules.

The Catalyst 3750-X switch supports stacking through Cisco StackWise Plus technology and also 
supports StackPower. The Catalyst 3560-X switches and the Cisco enhanced EtherSwitch service 
modules do not support switch stacking. 

Unless otherwise noted, the term switch refers to a standalone switch and to a switch stack.

For more information, see the 

 and the 

.

These release notes include important information about Cisco IOS release 15.2(4)E and any limitations, 
restrictions, and caveats that apply to it. Verify that these release notes are correct for your switch:

If you are installing a new switch, see the Cisco IOS release label on the rear panel of your switch.

If your switch is on, use the show version privileged EXEC command. See the 

If you are upgrading to a new release, see the software upgrade filename for the software version. 
See the 

http://www.cisco.com/cisco/web/download/index.html