system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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of Cisco's Source: SCANSOURCE, INC., 10-K, 8/22/2019 Exhibit 10.38 applicable fee, if any. Customer shall observe strict obligations of confidentiality with respect to such information. Software, Upgrades and Additional Copies. For purposes of this Agreement, "Software" shall include (and the terms and conditions of this Agreement shall apply to) computer programs, including firmware, as provided to Customer by Cisco or an authorized Cisco reseller, and any upgrades, updates, bug fixes or modified versions thereto (collectively, "Upgrades") or backup copies of the Software licensed or provided to Customer by Cisco or an authorized Cisco reseller. NOTWITHSTANDING ANY OTHER PROVISION OF THIS AGREEMENT: (1) CUSTOMER HAS NO LICENSE OR RIGHT TO USE ANY ADDITIONAL COPIES OR UPGRADES UNLESS CUSTOMER, AT THE TIME OF ACQUIRING SUCH COPY OR UPGRADE, ALREADY HOLDS A VALID LICENSE TO THE ORIGINAL SOFTWARE AND HAS PAID THE APPLICABLE FEE FOR THE UPGRADE; (2) USE OF UPGRADES IS LIMITED 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 to verify compliance with this Agreement. In the event such audit discloses non-compliance with this Agreement, Customer shall promptly pay to Cisco the appropriate license fees. Export. Software, including technical data, may be subject to U.S. export control laws, including the U.S. Export Administration Act and its associated regulations, and may be subject to export or import regulations in other countries. Customer agrees to comply strictly with all such regulations and acknowledges that it has the responsibility to obtain licenses to export, re-export, or import Software. Government End User Purchasers. The Software and Documentation qualify as "commercial items," as that term is defined at 48 C.F.R. 2.101, consisting of "commercial computer software" and "commercial computer software documentation" as such terms are used in 48 C.F.R. 12.212. Consistent with 48 C.F.R.12.212 and 48 C.F.R. 227.7202-1 through 227.7202-4, Customer will provide to Government end user, or, if this Agreement is direct Government end user will acquire, the Software and software documentation with only those rights set forth herein that apply to non- governmental customers. Use of this Software and Documentation constitutes agreement by the Government entity that the computer software and Documentation is commercial, and constitutes acceptance of the rights and restrictions herein. Limited Warranty Cisco warrants that commencing from the date of shipment to Customer (but in case of resale by an authorized Cisco reseller, commencing not more than ninety (90) days after original shipment by Cisco), and continuing for a period of the longer of (a) ninety (90) days or (b) the software warranty period (if any) set forth in the warranty card accompanying the Product (if any): (a) the media on which the Software is furnished will be free of defects in materials and workmanship under normal use; and (b) the Software substantially conforms to its published specifications. The
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Extract the exact clause related to "Warranty Duration" from the excerpt above.

assistant: Cisco warrants that commencing from the date of shipment to Customer (but in case of resale by an authorized Cisco reseller, commencing not more than ninety (90) days after original shipment by Cisco), and continuing for a period of the longer of (a) ninety (90) days or (b) the software warranty period (if any) set forth in the warranty card accompanying the Product (if any): (a) the media on which the Software is furnished will be free of defects in materials and workmanship under normal use; and (b) the Software substantially conforms to its published specifications.