© 3Com Technologies, 2001. All rights reserved. No part of this documentationmay be reproduced in any form or by any means or used to make any derivativework (such as translation, transformation, or adaptation) without permission from3Com Technologies.3Com Technologies reserves the right to revise this documentation and to makechanges in content from time to time without obligation on the part of 3ComTechnologies to provide notification of such revision or change.3Com Technologies provides this documentation without warranty of any kind,either implied or expressed, including, but not limited to, the implied warranties ofmerchantability and fitness for a particular purpose. 3Com may make improvementsor changes in the product(s) and/or the program(s) described in this documentationat any time.UNITED STATES GOVERNMENT LEGENDS:If you are a United States government agency, then this documentation and thesoftware described herein are provided to you subject to the following restrictedrights:For units of the Department of Defense:Restricted Rights Legend: Use, duplication or disclosure by the Government issubject to restrictions as set forth in subparagraph (c) (1) (ii) for restricted Rights inTechnical Data and Computer Software clause at 48 C.F.R. 52.227-7013. 3ComCentre, Boundary Way, Maylands Park South, Hemel Hempstead, Herts, HP2 7YU,U.K.For civilian agencies:Restricted Rights Legend: Use, reproduction or disclosure is subject to restrictions setforth in subparagraph (a) through (d) of the Commercial Computer Software -Restricted Rights Clause at 48 C.F.R. 52.227-19 and the limitations set forth in3Com Corporation’s standard commercial agreement for the software. Unpublishedrights reserved under the copyright laws of the United States.If there is any software on removable media described in this documentation, it isfurnished under a license agreement included with the product as a separatedocument, in the hard copy documentation, or on the removable media in adirectory file named LICENSE.TXT. If you are unable to locate a copy, please contact3Com and a copy will be provided to you.Unless otherwise indicated, 3Com registered trademarks are registered in the UnitedStates and may or may not be registered in other countries.3Com and SuperStack are registered trademarks of 3Com Corporation.Other brand and product names may be registered trademarks or trademarks oftheir respective holders.General Environmental StatementIt is the policy of 3Com Corporation to be environmentally friendly in alloperations. To uphold our policy, we are committed to:! Establishing environmental performance standards that comply withnational legislation and regulations! Conserving energy, materials and natural resources in all operations! Reducing the waste generated by all operations! Ensuring that all waste conforms to recognized environmentalstandards! Maximizing the recyclable and reusable content of all products! Ensuring that all products can be recycled, reused and disposed ofsafely! Ensuring that all products are labelled according to recognizedenvironmental standards! Improving our environmental record on a continual basisEnd Of Life Statement3Com processes allow for the recovery, reclamation and safedisposal of all end-of-life electronic components.Regulated Materials Statement3Com products do not contain any hazardous orozone-depleting material.Environmental Statement about theDocumentationThe documentation for this product is printed on paper thatcomes from sustainable, managed forests; it is fully biodegrad-able and recyclable, and is completely chlorine-free. The var-nish is environmentally-friendly, and the inks arevegetable-based with a low heavy-metal content.Environmental Statement about the ProductPackagingThe packaging for this product is fully recyclable. It has a recy-cled (post consumer) waste content of at least 40% by weight,and no heavy-metal content.The SuperStack 3 Baseline Dual Speed Hub is part of the extensive SuperStack 3 range of 3Com products. This range includes hubs, switches,power systems and other networking equipment, and is continually being developed. Contact your supplier for the latest product informationand to order these products.Product RegistrationYou can now register your SuperStack 3 Hub on the 3Com web site to receive up-to-date information on your product:http://www.support.3com.com/registration/frontpg.plYear 2000 ComplianceFor information on Year 2000 compliance and 3Com products, visit the 3Com Year 2000 Web page:http://www.3com.com/products/yr2000.htmlFeedbackYour suggestions are very important to us. They will help make our documentation more useful to you. Please e-mail comments about this docu-ment to 3Com at:pddtechpubs_comments@3Com.comPlease include the following information when commenting: the document title, part number (shown at the bottom of page 8), andpage number, if appropriate.LEGAL NOTICESENVIRONMENTAL STATEMENTS8Part Number: DUA1659-2AAA04Published: January 2001