The Cisco Catalyst 3524 XL Switch is now obsolete (past End-of-Life and End-of-Support status).
End-of-Sale Date: 2002-07-27
End-of-Support Date: 2007-07-28
Cisco's End-of-Life Policy
You can view a listing of available Campus LAN Switches - Access offerings that best meet your specific needs
If you want support information for the Cisco Catalyst 3524 XL Switch documentation, it may be available through Cisco.com Search or in the Cisco Community