To the Holder of this Document2 61287802F1-34BRevision BTo the Holder of this DocumentThis document is intended for the use of ADTRAN customers only for the purposes of theagreement under which the document is submitted, and no part of it may be used, reproduced,modified or transmitted in any form or means without the prior written permission of ADTRAN.The contents of this document are current as of the date of publication and are subject tochange without notice.Trademark Information“ADTRAN” and the ADTRAN logo are registered trademarks of ADTRAN, Inc. Brand namesand product names included in this document are trademarks, registered trademarks, or tradenames of their respective holders.Disclaimer of LiabilityThe information or statements given in this document concerning the suitability, capacity, orperformance of the mentioned hardware or software products are given “as is”, and anyliability arising in connection with such hardware or software products shall be governed byADTRAN’s standard terms and conditions of sale unless otherwise set forth in a separatelynegotiated written agreement with ADTRAN that specifically applies to such hardware orsoftware products.To the fullest extent allowed by applicable law, in no event shall ADTRAN be liable for errors inthis document for any damages, including but not limited to special, indirect, incidental orconsequential, or any losses, such as but not limited to loss of profit, revenue, business inter-ruption, business opportunity or data, that may arise from the use of this document or the infor-mation in it.f Important Notice on Product SafetyThis product may present safety risks due to laser, electricity, heat, and other sources ofdanger.Only trained and qualified personnel may install, operate, maintain or otherwise handle thisproduct and only after having carefully read the safety information applicable to this product.Safety and Regulatory information is provided in this document and/or a separate Safety andRegulatory document that is part of the product-applicable document set.Copyright © 2019 ADTRAN, Inc.All Rights Reserved.