Cabletron Systems 2H253-25R manual

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Only qualiﬁed personnel should perform installation procedures.

NOTICE

Cabletron Systems reserves the right to make changes in speciﬁcations and other information contained in this document without prior notice. The reader should in all cases consult Cabletron Systems to determine whether any such changes have been made.

The hardware, ﬁrmware, or software described in this manual is subject to change without notice.

IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY INCIDENTAL, INDIRECT, SPECIAL, OR CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING BUT NOT LIMITED TO LOST PROFITS) ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT, EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF, KNOWN, OR SHOULD HAVE KNOWN, THE POSSIBILITY OF SUCH DAMAGES.

2000 by Cabletron Systems, Inc., P.O. Box 5005, Rochester, NH 03866-5005 All Rights Reserved

Printed in the United States of America

Order Number: 9034006 January 2000

Cabletron Systems, LANVIEW, QuickSET, and SecureFast are registered trademarks and SmartSwitch is a trademark of Cabletron Systems, Inc.

All other product names mentioned in this manual may be trademarks or registered trademarks of their respective companies.

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Contents 2H253-25R SmartSwitch Installation User’s Guide Page Page FCC Notice Cabletron SYSTEMS, INC Program License Agreement Page Page Page Cabletron Systems Limited Program License Agreement Viii Declaration of Conformity Page Contents Troubleshooting Figures Tables Using this Guide About This GuideStructure of this Guide Xvi Related DocumentsDocument Conventions Document ConventionsPage Overview IntroductionAuto-Negotiation ConnectivityFull Duplex Switched Ethernet Runtime IP Address DiscoverySmartTrunk Remote Monitoring Rmon Broadcast SuppressionPort/VLAN Redirect Functions Flow Control Rate LimitingManagement Garp Switch OperationSwitching Options 12 802.1 Port PriorityYear 2000 Compliant Lanview Diagnostic LEDsOptional HSIMs and VHSIMs Standards CompatibilityGetting Help 10BASE-T Network Network Requirements100BASE-TX Network Unpacking the Device InstallationInstalling the Device Installing OptionsGuidelines for Tabletop and Shelf Installations Tabletop or Shelf InstallationGuidelines for the Rackmount Installation Rackmount InstallationAttaching the Strain-Relief Bracket Rack Mounting the 2H253-25R Redundant Primary AC outlets are On separate circuits Connecting PowerConnecting to the Network Straight Cable Connection Completing the Installation Using Lanview TroubleshootingPWR CPU FDX OFF Troubleshooting ChecklistSeries 2E253, 2H252, 2H253, User parameters Position of Mode switch IP address Reset Button Using the Reset ButtonDevice Specifications SpeciﬁcationsPhysical Properties Electrical Specifications Environmental RequirementsINPUT/OUTPUT Ports Regulatory Compliance COM Port Pinout AssignmentsPage Required Tools Optional Installations Mode Switch Bank SettingsRemoving the Chassis Cover Removing the Chassis Cover Figure B-1 Removing the Chassis Cover Switch 6 Forced BootP Setting the Mode SwitchesSimm Upgrade Locating SIMMs Installing the Dram SimmFigure B-4 Installing the Dram Figure B-5 Hsim and Vhsim Connector Locations Installing Optional Hsim or Vhsim Interface ModulesPage Numerics IndexIndex-2