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Cabletron Systems 2H23-50R, 2H33-37R manual To remove the chassis cover, proceed as follows

Models: 2H23-50R 2H33-37R

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To remove the chassis cover, proceed as follows:

Removing the Chassis Cover

CAUTION: THIS UNIT MAY HAVE MORE THAN ONE POWER SUPPLY CORD. DISCONNECT TWO POWER SUPPLY CORDS BEFORE SERVICING TO AVOID ELECTRIC SHOCK.

VORSICHT: DIESES GERÄT HAT MEHR ALS EINEN NETZANSCHLUß. TRENNEN SIE VOR WARTUNGSARBEITEN DIE 2 NET ZANSCHLÜSSE VOM NETZ, UM ELEKTRISCHE SCHLÄGE ZU VERMEIDEN.

ATTENTION: CET APPAREIL COMPORTE PLUS D’UN CORDON D’ALIMENTATION. RAFIN DE PREVENIR LES CHOCS ELECTRIQUES, DEGRANCHER LES DEUX CORDONS D’ALIMENTATION AVANT DE FAIRE LE DEPANNAGE.

To remove the chassis cover, proceed as follows:

1.Disconnect the 2H23-50R or 2H33-37R from the network as follows: a. Unplug both power cords from the rear of the chassis.

TURN OFF THE 2H23-50R/2H33-37R BY UNPLUGGING THE POWER CORD FROM THE REAR OF THE CHASSIS.

AM HINTEN DES 2H23-50R/2H33-37R STECHEI ABZIEHEN UM AUS ZU SCHALTEN.

APAGUE EL 2H23-50R/2H33-37R DESENCHUFE EL CABLE DE LA UNIDAD.

Before performing step b, mark the cables connected to the

TIP 2H23-50R according to their associated port numbers. This is recommended for ease of reinstallation.

b. Disconnect all network cables attached to the device.

2.If the device is rack mounted, remove it from the rack and remove the rackmount brackets (refer to Chapter 3, Optional Installations and Mode Switch Bank Settings).

2H23-50R/2H33-37R User’s Guide

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Cabletron Systems 2H23-50R, 2H33-37R manual To remove the chassis cover, proceed as follows

Contents

9032286-04 2H23-50R/2H33-37R SmartSwitch 2100 User’s GuideCONN CONN CONNPage FCC NOTICE Only qualiﬁed personnel should perform installation procedures2H23-50R/2H33-37R User’s Guide VCCI NOTICE INDUSTRY CANADA NOTICECABLETRON SYSTEMS, INC. PROGRAM LICENSE AGREEMENT 2H23-50R/2H33-37R User’s GuideCABLETRON SOFTWARE PROGRAM LICENSE EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITYUNITED STATES GOVERNMENT RESTRICTED RIGHTS 2H23-50R/2H33-37R User’s GuideSAFETY INFORMATION CLASS 1 LASER TRANSCEIVERS SAFETY INFORMATION CLASS 1 LASER TRANSCEIVERSLASER RADIATION AND CONNECTORS 2H23-50R/2H33-37R User’s Guide2H23-50R/2H33-37R User’s Guide DECLARATION OF CONFORMITYApplication of Council Directives 89/336/EEC 73/23/EEC Manufacturer’s Name Cabletron Systems, Inc2H23-50R/2H33-37R User’s Guide INSTALLATION CONTENTSCHAPTER INTRODUCTIONTROUBLESHOOTING ContentsCHAPTER CHAPTER2H23-50R/2H33-37R User’s Guide ContentsSNMP Traps Screen SPECIFICATIONS ContentsSPECIFICATIONS OPTIONAL INSTALLATIONS ANDCHAPTER INTRODUCTION 1.1 USING THIS GUIDE1.2 STRUCTURE OF THIS GUIDE Chapter 1 Introduction 1.3 OVERVIEWThe 2H23-50R is a high speed network repeater/switch device that provides four Ethernet networks and four Fast Ethernet networks RJ21 MicroLANs, CONN 1 through CONN 4 and two slots 5 and 6 for optional Fast Ethernet Interface Modules. The RJ21 connectors each consist of 12 repeater ports that are able to reside on the Ethernet 1.3.1 Connectivity 1.3.2 Full Duplex Switched Ethernet1.3.3 Auto-Negotiation 1.3.5 Runtime IP Address Discovery 1.3.4 SmartTrunking1.3.6 Management 1.3.7 Switching Options1.4 OPTIONAL FEATURES 1.3.10 LANVIEW Diagnostic LEDs1.3.8 Standards Compatibility 1.3.9 Year 2000 Compliant1.4.2 High Speed Interface Modules 1.4.1 Fast Ethernet Interface ModulesTable 1-1 Fast Ethernet Interface Modules The following conventions are used throughout this document 1.5 DOCUMENT CONVENTIONSDocument Conventions 2H23-50R/2H33-37R User’s Guide1.6 GETTING HELP 1.7 RELATED MANUALS 1-12 Chapter 1 Introduction2H23-50R/2H33-37R User’s Guide 2.1 SmartTrunk CHAPTER NETWORK REQUIREMENTS2.2 10BASE-T NETWORK 2.4 100BASE-FX FIBER OPTIC NETWORK 2.3 100BASE-TX NETWORKSingle Mode Fiber Cable Lengths Multimode Fiber Optic Cable Length3.1 REQUIRED TOOLS CHAPTER INSTALLATION3.2 UNPACKING THE DEVICE 3.3 INSTALLING OPTIONS3.4.1 Tabletop or Shelf Installation 3.4 INSTALLING THE DEVICEGuidelines for Tabletop and Shelf Installations InstallationGuidelines for the Rackmount Installation 3.4.2 Rackmount InstallationRack mounting the 2H23-50R or 2H33-37R involves the following Figure 3-4 Installing the Device in a Rack Figure 3-3 Installing the Rackmount BracketsRack Mounting the Device 3.4.3 Connecting Power to the Device 3.5 CONNECTING TO THE NETWORK 3.5.1 Connecting Cables to CONN 1 Through 3.5.2 Connecting a UTP Segment to the FE-100TX Figure 3-8 Cable Pinouts - RJ45 Crossover Cable Figure 3-7 FE-100TX Crossover Switch100 FE-100TX 2251-31RX LED TX LED Figure 3-9 FE100-TX Port Connection3.5.3 Connecting a Fiber Optic Segment to the FE-100FX and FE-100F3 Figure 3-10 Fiber Optic Cable Connection SC ConnectorRX LED TX LED3.6 COMPLETING THE INSTALLATION 3-16 Chapter 3 Installation2H23-50R/2H33-37R User’s Guide 4.1 USING LANVIEW CHAPTER TROUBLESHOOTINGFlashing indicates an LED ﬂashing randomly Chapter 4 Troubleshooting2H23-50R/2H33-37R User’s Guide 2H23-50R/2H33-37R User’s Guide Using LANVIEWTable 4-1 LANVIEW LEDs Color2H23-50R/2H33-37R User’s Guide Chapter 4 TroubleshootingTable 4-1 LANVIEW LEDs Continued 100 LED Receive RX LED 4.2 FE-100TX LEDTable 4-2 10/100 LED Indications When RX LED Is On Chapter 4 TroubleshootingTable 4-3 10/100 LED Indications When RX LED Is Off A link exists if the associated port 5 or 6 RX LED is onTroubleshooting Checklist 4.3 TROUBLESHOOTING CHECKLISTTable 4-4 Troubleshooting Checklist 2H23-50R/2H33-37R User’s Guidedowntime of up to two minutes will result from this action 4.4 USING THE RESET BUTTON5.1 OVERVIEW CHAPTER LOCAL MANAGEMENTChapter 5 Local Management 5.2 LOCAL MANAGEMENT KEYBOARD CONVENTIONS2H23-50R/2H33-37R User’s Guide Table 5-1 Keyboard Conventions5.3 MANAGEMENT TERMINAL SETUP Management Terminal Connection 5.3.1 Console Cable ConnectionManagement Terminal Setup 5.3.2 Management Terminal Setup ParametersTable 5-2 VT Terminal Setup 2H23-50R/2H33-37R User’s Guide5.3.3 Telnet Connections 5.3.4 Monitoring an Uninterruptible Power Supply Figure 5-3 Local Management Password Screen 5.4 ACCESSING LOCAL MANAGEMENT5.4.1 Navigating Local Management Screens Figure 5-5 802.1Q Switching Mode, LM Screen Hierarchy Figure 5-4 802.1D Switching Mode, LM Screen HierarchyChapter 5 Local Management 5-105.4.3 Exiting Local Management Screens 5.4.2 Selecting Local Management Menu Screen ItemsTo exit LM using the RETURN command, proceed as follows DEVICE CONFIGURATION 5.5 DEVICE MENU SCREENDevice Menu Screen 2H23-50R/2H33-37R User’s GuideDEVICE STATISTICS DEVICE CONFIGURATIONNETWORK TOOLS SWITCH CONFIGURATION SMARTTRUNK CONFIGURATION 5.6 DEVICE CONFIGURATION MENU SCREENSection 5.7.9 provides instructions on setting the operational mode SWITCH CONFIGURATION GENERAL CONFIGURATIONSMARTTRUNK CONFIGURATION DEVICE SPECIFIC CONFIGURATION5.7 GENERAL CONFIGURATION SCREEN IP Address Modiﬁable Default Gateway ModiﬁableSubnet Mask Modiﬁable TFTP Gateway IP Addr ModiﬁableDisplays the total time that the device has been operating Application Toggle Com ToggleClear NVRAM Toggle IP Fragmentation Toggle5.7.1 Setting the IP Address Figure 5-11 Conﬁguration Warning Screen 5.7.2 Setting the Subnet Mask5.7.4 Setting the TFTP Gateway IP Address 5.7.3 Setting the Default Gateway5.7.5 Setting the Device Date 5.7.7 Entering a New Screen Refresh Time 5.7.6 Setting the Device Time5.7.9 Setting the Operational Mode 5.7.8 Setting the Screen Lockout Time802.1D SWITCHING, 802.1Q SWITCHING, or SECURE FAST VLAN 2H23-50R/2H33-37R User’s Guide General Conﬁguration Screen5-27 Figure 5-12 Conﬁguration Warning Screen5.7.10 Conﬁguring the COM Port 4. Use the arrow keys to highlight YES. Press ENTER 6. When the message “SAVED OK” displays, the edits you made are savedGeneral Conﬁguration Screen 2H23-50R/2H33-37R User’s Guide5.7.11 Clearing NVRAM 5.7.10.1 Changing the COM Port ApplicationClear NVRAM as follows 5.7.12 Enabling/Disabling IP Fragmentation Figure 5-15 SNMP Community Names Screen 5.8 SNMP COMMUNITY NAMES SCREENCommunity Name Modiﬁable Access Policy Read-Only5.8.1 Establishing Community Names 5.9 SNMP TRAPS SCREEN Enable Traps Toggle 5.9.1 Conﬁguring the Trap Table5.10 SWITCH CONFIGURATION SCREEN Switch Address Read-Only Switch Conﬁguration ScreenFigure 5-17 Switch Conﬁguration Screen Number of Ports Read-OnlyAge Time Modiﬁable Type of STA SelectablePort # Read-Only Displays the hardware address assigned to each listed port 5.10.2 Setting the Age Time Field 5.10.1 Setting the STA5.10.3 Setting Enabling or Disabling the Port Status Figure 5-18 Device Speciﬁc Conﬁguration Menu Screen 5.11 DEVICE SPECIFIC CONFIGURATION MENU SCREEN802.1Q VLAN CONFIGURATION HIGH SPEED INTERFACE CONFIGURATIONPort Based VLAN User’s Guide SYSTEM RESOURCESREPEATER CONFIGURATION MENU 5.12 SYSTEM RESOURCES SCREENFlash Memory Installed Read-only 5.12.1 Setting the Reset Peak Switch UtilizationDRAM Installed Read-only NVRAM Installed Read-only5.13 HIGH SPEED INTERFACE CONFIGURATION SCREEN 2H23-50R ONLY Link Status Read-only Port Type Read-onlyDesired Oper. Mode Selectable Current Oper. Mode Read-only5.13.1 Conﬁguring an FE-100FX or FE-100F3 5.13.1.1 Setting the FE-100FX or FE-100F3 Operational Mode5.13.2.2 Setting the FE-100TX Advertised Ability 5.13.2.1 Setting the FE-100TX Operational Mode5.13.2 Conﬁguring an FE-100TX 5.14 FLASH DOWNLOAD SCREEN Download Method Selectable The following brieﬂy deﬁnes each ﬁeld of the Flash Download screenTFTP Gateway IP Addr Selectable Reboot After Download Modiﬁable only when the user chooses RUNTIMELast Image Server IP Read-only Last Image File Name Read-only5.14.2 Image File Download Using TFTP 5.14.1 Image File Download Using BootP5.14.3 Image File Download Using Runtime Table 5-6 CONN/Port Organization 5.15 PORT REDIRECT FUNCTION SCREENShows which ports are currently set as destination ports 5.15.1 Displaying the Source and Destination Entries 5.15.2 Changing Source and Destination Ports Broadcast frames received above the threshold setting are dropped 5.16 BROADCAST SUPPRESSION SCREENThe following explains each ﬁeld of the Broadcast Suppression screen 5.16.2 Setting the Reset Peak 5.16.1 Setting the ThresholdFigure 5-24 VLAN Main Menu Screen 5.17 THE VLAN MAIN MENU 802.1Q SCREENFigure 5-25 Repeater Conﬁguration Menu Screen 5.18 REPEATER CONFIGURATION MENU SCREENREPEATER PORT CONFIGURATION 5.19 REPEATER PORT CONFIGURATION SCREENDEVICE LEVEL SECURITY CONFIGURATION PORT LEVEL SECURITY CONFIGURATIONFigure 5-26 Repeater Port Conﬁguration Screen PORT# Read-onlyTable 5-8 CONN/Repeater Port Relationship Displays the Link status Link or No Link of the port 5.19.1 Setting the Port Operating Mode 5.19.2 Enabling /Disabling Ports 5.19.3 Setting All Ports5.19.4 Enabling/Disabling Network Ports 5.20 DEVICE LEVEL SECURITY CONFIGURATIONFigure 5-27 Device Level Security Conﬁguration Screen Connector Read-OnlyTable 5-10 CONN/Repeater Port Relationship Security State Selectable5.20.1 Setting the Device Level Security Port Level Security Conﬁguration Screen 5.21 PORT LEVEL SECURITY CONFIGURATION SCREEN2H23-50R/2H33-37R User’s Guide 5-75Network Read-only Port Read-onlyTable 5-11 CONN/Repeater Port Relationship Table 5-12 CONN/Network OrganizationSecurity State Selectable Port Level Security Conﬁguration ScreenAction On Intruder Toggle 2H23-50R/2H33-37R User’s GuideAddress Modiﬁable 5.21.1 Setting the Port Level Security5.22 DEVICE STATISTICS MENU SCREEN The Device Statistics Menu screen displays the following menu items REPEATER STATISTICS 5.23 SWITCH STATISTICS SCREENThe Switch Statistics screen displays the following ﬁelds CLEAR COUNTERS Command 5.24 INTERFACE STATISTICS SCREENInterface Read-Only InErrors Read-OnlyName Read-Only InOctets Read-OnlyAdmin Status Read-Only OutErrors Read-OnlyOutOctets Read-Only OutUnicast Read-Only5.24.1 Displaying Interface Statistics 5.25 RMON STATISTICS SCREEN 5.24.2 Using the Clear Counters CommandThe following brieﬂy deﬁnes each ﬁeld of the RMON Statistics screen Drop Events Read-only CRC Align Errors Read-onlyCollisions Read-only Broadcast Pkts Read-onlyJabbers Read-only Fragments Read-onlyTotal Packets Read-only Total Octets Read-only5.25.1 Displaying RMON Statistics 5.25.2 Using the Clear Counters CommandOperating statistics for each repeater port 1 through 48 for the 5.26 REPEATER STATISTICS SCREENThe following describes each ﬁeld of the Repeater Statistics screen For details on how to use this ﬁeld, refer to Section Displays the total number of errors 5.26.2 Displaying Network Port Statistics 5.26.1 Displaying Network StatisticsPORT # Command 5.27 NETWORK TOOLS 5.26.3 Using the Clear Counters CommandDescription SyntaxOptions Examplearp options 5.27.1 Built-in CommandsSyntax OptionsSyntax ExampleDescription OptionsDescription SyntaxOptions ExampleSyntax ExampleDescription OptionsNot Applicable SyntaxresetOptions ExampleExample not reached, the command displays all next-hopSyntax DescriptionNot Applicable OptionsExample Syntaxlinktrap ExampleSyntax Descriptionoption as enable, disable, or status. The STATE The atmstpstate command allows the user toSyntax DescriptionSyntax 5.27.2 Special CommandsDescription Options5-108 Chapter 5 Local Management2H23-50R/2H33-37R User’s Guide A.1 DEVICE SPECIFICATIONS APPENDIX A SPECIFICATIONSA.2 PHYSICAL PROPERTIES A.4 ENVIRONMENTAL REQUIREMENTS A.3 ELECTRICAL SPECIFICATIONSA.5 INPUT/OUTPUT PORTS A.7 REGULATORY COMPLIANCE A.6 COM PORT PINOUT ASSIGNMENTS2H23-50R/2H33-37R User’s Guide Appendix A SpeciﬁcationsB.1 FE-100TX APPENDIX B FE-100TX, FE-100FX, AND FE-100F3 SPECIFICATIONSAppendix B FE-100TX, FE-100FX, and FE-100F3 Speciﬁcations B.2 FE-100FX2H23-50R/2H33-37R User’s Guide FE-100F3 B.3 FE-100F32H23-50R/2H33-37R User’s Guide FE-100f32H23-50R/2H33-37R User’s Guide Appendix B FE-100TX, FE-100FX, and FE-100F3 SpeciﬁcationsC.1 REQUIRED TOOLS APPENDIX C OPTIONAL INSTALLATIONS AND MODE SWITCH BANK SETTINGSAppendix C Optional Installations and Mode Switch Bank Settings C.2 REMOVING THE CHASSIS COVER2H23-50R/2H33-37R User’s Guide To remove the chassis cover, proceed as follows Figure C-1 Removing the Chassis Cover C.2.1 Setting the Mode SwitchesSwitches 1 through 4 - For Cabletron Systems use only Switch deﬁnitions and positions are as followsFigure C-2 Mode Switch Location/Component Layout Switch 7 - Clear NVRAM. Changing the position of this switch resets NVRAM on the next power-up. All user-entered parameters, such as the IP address, device names, etc., are reset to the factory default settings. Once the device resets, you can either use the factory default settings or reenter your own parameters Installing Optional Fast Ethernet Interface Modules C.3 INSTALLING OPTIONAL FAST ETHERNET INTERFACE MODULESFigure C-3 Fast Ethernet Interface Module Connector Location Primary Power SupplyTo install a Fast Ethernet Interface Module in port slot 5 or 6 of the 2. Remove the screw from the rear standoff. Save the screw Installing Optional Fast Ethernet Interface Modules2H23-50R/2H33-37R User’s Guide 7. Reinstall the cover Numerics INDEX2H23-50R/2H33-37R User’s Guide Index-1Index-2 Index2H23-50R/2H33-37R User’s Guide 2H23-50R/2H33-37R User’s Guide IndexIndex-3 Index-4 Index2H23-50R/2H33-37R User’s Guide 2H23-50R/2H33-37R User’s Guide IndexIndex-5 Index-6 Index2H23-50R/2H33-37R User’s Guide