this guide describes the hardware features of the catalyst 3560 switch. it describes the physical andperformance characteristics of the switch, explains how to install it, and provides troubleshooting information.

    this guide does not describe system messages that you might receive or how to configure your switch.for more information, see the switch software configuration guide, the switch command reference, andthe switch system message guide on the cisco.com product documentation home page. for informationabout the standard cisco ios release 12.1 or 12.2 commands, see the cisco ios documentation set fromthe cisco.com home page at service and support ] technical documents. on the cisco productdocumentation home page, select release 12.1 or 12.2 from the cisco ios software drop-down list.