TO CISCO EQUIPMENT FOR WHICH CUSTOMER IS THE ORIGINAL END USER PURCHASER OR LESSEE OR WHO OTHERWISE HOLDS A VALID LICENSE TO USE THE SOFTWARE WHICH IS BEING UPGRADED; AND (3) THE MAKING AND USE OF ADDITIONAL COPIES IS LIMITED TO NECESSARY BACKUP PURPOSES ONLY. Proprietary Notices. Customer agrees to maintain and reproduce all copyright and other proprietary notices on all copies, in any form, of the Software in the same form and manner that such copyright and other proprietary notices are included on the Software. Except as expressly authorized in this Agreement, Customer shall not make any copies or duplicates of any Software without the prior written permission of Cisco. Protection of Information. Customer agrees that aspects of the Software and associated Documentation, including the specific design and structure of individual programs, are trade secrets and/or copyrighted materials of Cisco, its suppliers or licensors. Customer shall not disclose, provide, or otherwise make available such trade secrets or copyrighted material in any form to any third party without the prior written consent of Cisco. Customer shall implement reasonable security measures to protect such trade secrets and copyrighted materials. Title to Software and Documentation shall remain solely with Cisco, its suppliers or licensors. Term and Termination. This Agreement and the license granted herein shall remain effective until terminated. Customer may terminate this Agreement and the license at any time by destroying all copies of Software including any Documentation. Customer's rights under this Agreement will terminate immediately without notice from Cisco if Customer fails to comply with any provision of this Agreement. Upon termination, Customer shall destroy all copies of Software and Documentation in its possession or control. Customer Records. Customer grants to Cisco and its independent accountants the right to examine Customer's books, records and accounts during Customer's normal business hours