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Cabletron Systems STS16-20R, STS16-20D manual Order Number 9032956-01 OC-7054 v .1

Models: STS16-20R STS16-20D

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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.

© October 1999 by:

Cabletron Systems, Inc.

35 Industrial Way

Rochester, NH 03867

All Rights Reserved.

Order Number: 9032956-01 (OC-7054 v. 1.1, 710001812)

SmartStack is a trademark of Cabletron Systems, Inc.

CompuServe is a registered trademark of CompuServe, Inc.

i960 microprocessor is a registered trademark of Intel Corp.

Ethernet is a trademark of Xerox Corporation.

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Cabletron Systems STS16-20R, STS16-20D manual Order Number 9032956-01 OC-7054 v .1

Contents

Page Page Order Number 9032956-01 OC-7054 v .1 FCC Notice Vcci NoticeIndustry Canada Notice Declaration of Conformity Addendum IiiApplication of Council Directives 89/336/EEC 73/23/EEC Table of Contents Installation Preparing for InstallationSwitch Configuration Accessing Switch ManagementMonitoring the Network from the Console Statistics Menu 155Vii Viii Troubleshooting 215Monitoring the Network with Snmp 201 Monitoring Port Traffic 211Getting in Touch with Technical Support 221 List of Figures List of Tables Xii Introduction SmartStack STS16-20D Token Ring SwitchSwitch of Switches Switching TechnologySwitch of Servers Switch of HubsSwitch of Desktops Switch of Routers Switch of Floors and BuildingsFront Panel Details Management PortToken Ring Ports Reset Button Switched Port AnalyzerSystem Request Button Labels Status and Activity LEDsState Meaning Token Ring port is inserted into the ring Lists the stack-link LEDs and their meaningsConnection has been established to the stack Lists the port LEDs and their meaningsName Description Back panel of the switches are illustratedLists the back panel connectors on the switch Back Panel DetailsFeatures and Specifications FeaturesPerformance and Advanced Features Scalability and High Availability ManagementInstallation Capacity SpecificationsPerformance Performance SpecificationsPhysical Characteristics STS16-20D only for Ports 17 to MIBs supported Specification Value Protocol compatibilitySpanning Tree Protocol Support On SmartStackSwitch Overview Multiple Simultaneous Conversations Low Latency SmartStack STS16-20D Token Ring Switch SmartStack STS16-20R Token Ring SwitchAddress Management Multiple Bridging Modes Source Route Bridging SRB Source Route Switching SRSSRT/SRB Source Route Transparent SRTCongestion Control FilteringAuto Adaptive Cut-Through Three Switching ModesCut-Through Store and ForwardToken Ring Port Operation Modes RI/RO-Like Connection on SmartStack STS16-20R ClearSession Support Transmission Priority QueuesCrossLink Connections Spanning Tree Protocol Support Vlan Vlan SupportExample of Dynamic Source Route Recovery, Base Configuration Dynamic Source Route RecoveryExample of Dynamic Source Route Recovery, Normal State Example of Dynamic Source Route Recovery, Switch 1 Failed Management SpecificationSmartStack Manager for Windows Telnet Management and VT100 Management ConsoleIBM LAN Network Manager Rmon Support Name Support Info Event Internal Stacker Built-in Port CountersStackable Architecture Back-to-BackOptional Redundant Power Supply on SmartStack STS16-20R Preparing for Installation Safety RecommendationsSafety with Electricity Preventing Electrostatic Discharge Damage Environment Chassis AccessibilityPower Site RequirementsPreparing for Installation Frame Length Limit Configuration GuidelinesIeee 802.1D Spanning Tree Ring Numbers Sample Uses of the SmartStack STS16-20RM Family Switches Typical Network without the SmartStack STS16-20D/STS16-20R Delivering Dedicated Bandwidth to Individual Workstations Deployment Scenarios Scenario using a Stacker Link and a Matrix Switch Setting Up CrossLinks Preparing for Installation Installation Summary InstallationPackage Contents Materials needed for Installation Rack or Cabinet Mounting Mounting the ChassisTable-Mounting Mounting the Switch in a Rack or CabinetCabling Connecting Devices to the Token Ring PortsConnecting Devices to Token Ring Ports Connecting using Building Wiring Checking the InstallationBack panel of the STS16-20D Applying PowerBack panel of the STS16-20R SmartStack STS-LM Front Panel Stacker Link ModuleState Description SmartStack STS-LM Connectors and LEDsConnecting the Stacker Link Cable Connector DescriptionInter-box Parameters Working with a StackChecking the Installation Send Authentication Traps, changing the Trap table in anyMenu Parameter Using Snmp based graphical management applications Accessing Switch ManagementSwitches can be configured in two ways Using the switch consoleConnecting the Console Connecting a Terminal Directly to the Management PortConnecting to the Management Port Using a Modem XON/XOFF Specification ValueCommunication Problems StkPort Diagnostic ScreenAccessing Switch Management Switch Configuration General Guidelines These users have full access to all configuration parametersNavigating within the Menus PasswordMain Menu Configuration Menu Build Description Switch Configuration ScreenDram Installed System DescriptionFlash Memory Installed Configured MAC AddressBurned-in MAC Address Address Format System NameSystem Location Number of Boxes Stack Configuration ScreenSystem Contact Time of DayModule Information Screen HW Rev StatusModel Board IDSmartStack STS16-20D/STS16-20R with four VLANs Vlan ConfigurationVlan Configuration Menu Return Vlan Configuration ScreenConfiguration → Vlan Configuration Brdg/RngChange Vlan Parameter Configuration for CRF ScreenView AddState Bridging ModeVlan Name Parent VlanVlan Parameter Configuration for BRF Screen Bridge Number 802.1Q Vlan IDLAA Vlan MAC Address Type Vlan Port ConfigurationConfiguration → Vlan Port Configuration PortIP Address IP Configuration ScreenDefault Gateway Interface MAC AddressSend Ping IP StateBootP Requests and Parameters Spanning Tree Protocol Snmp Configuration MenuIeee 802.1D Spanning Tree Protocol STP STP Participation Spanning Tree for BRF ScreenBridge Hello Time in Seconds 100Ieee STP Uses Bridge Functional Address Bridge PriorityCRF & Port Spanning Tree Parameters Bridge Forward Delay in SecondsSpanning Tree for CRF Screen 101STP Cost 102 STP Mode BRF-to-CRFSwitch Priority STP PriorityPort Spanning Tree Parameters 103 Switch Hello Time in SecondsSwitch Maximum Message Age in Seconds Switch Forward Delay in SecondsPriority Port Spanning Tree Parameters Screen104 Number of the portTo view more ports in the table STP ModeCurrent Spanning Tree Information Screen 105 Path CostPort Configuration Screen 106Name Cfg Loss Sampling Interval 107 EnabledMedia Type Cfg Loss ThresholdError Sampling Interval Forwarding ModeError High Threshold Error Low ThresholdMax Explorer Rate on Input Duplex ModeOperation Mode 109 Media SpeedSwitched Port Analyzer Menu from the Configuration Menu CrossLink110 111 112 CrossLink MenuCrossLink Configuration Screen Setting up a CrossLink 114 Clear TableDeletes all CrossLinks What ports are in that CrossLink Current CrossLink Information Screen115 Whether the specified CrossLink is active or not116 Address Filtering117 Configure FiltersConfigure Port Security Mode Filters and Port Security MenuMAC Address Configure Filters Screen118 Protocol Filters Index119 Applied PortsExit Ports Configure Port Security Mode Screen Security. Then select Configure Port Security Mode120 Description View Port Filters Screen121 Numerical order of entriesSecurity. Then select Protocol Filters Port number Security ModeProtocol Filters Menu 122Class Protocol Class Assignment Screen123 Protocol Class Assignment Port Filtering AttributesBlock Port Filtering Attributes Screen124 DSAPs125 None Allow all frames in this protocol class default valueSet at the Master Address Table Aging menu Address Aging126 Set at the Port Address Table Aging menuThen select Port Address Table Aging Address Aging MenuPort Address Table Aging Screen 127Demand Aging Level 128 PortPort to which you want to assign an aging time Aging Time minMaster Address Table Aging Screen 129Aging Time Password Menu 131 Password is saved across warm boots and power cyclesConsole/Telnet Sessions Console Configuration MenuSerial Link Configuration Screen 134 Creating a Console Session Using a ModemSetting Value Stopping the Console SessionTelnet Configuration Screen Remote Telnet Sessions Screen136 Box137 Starting the Telnet SessionStopping the Telnet Session Involuntary Termination of the Telnet Session138 Deletes an entry Syslog Daemon Screen139 Displays more information140 Change Entry Modifies an existing entryZoom Dsrr Configuration 141Restrictions Primary and Traced Dsrr Port 142Group Dsrr Group Configuration Screen143 Box, PortGroup Status Dsrr Configuration Screen144 State View and ChangeHello Time Backup for Primary PortBackup for Traced Port Group Priority146 ATM Address 147 BootstrapBoot Download/Upload Menu148 Serial Link Download ScreenSelect Serial Link Download Select Main Image Download 149Tftp Server Address Tftp Download/Upload Screen150 Download/UploadExecute name Download/Upload 151Reset Switch Without Diagnostics Reset ScreenNumber of Resets Since Diagnostics Reset Switch With Diagnostics153 Reset Port Address Table Power-On DiagnosticsClear Nonvolatile RAM 154 155 Monitoring the Network from the Console Statistics Menu156 Statistics MenuSwitch Statistics Screen Currently Active Stations 158 Error Frames ReceivedFrames Lost Pending Send Requests159 Power Supply Information ScreenSpd Port Status Screen160 InsFwd Mode 161 Oper Mode162 Port Statistics MenuGeneral Statistics Screen Broadcast Frames Received 164 MAC Frames ForwardedFrames Processed Frames UnknownReceive Buffer Overflows Frame Errors165 Address Chain Overflows Address Table Overflows166 Ring Number Mismatch Config LossConfig Loss Reason Last ResetStatistics Screen Line ErrorsBurst Errors AC ErrorsFrame Copied Errors Abort Transmit ErrorsInternal Errors Lost Frame Errors169 Transmit Beacons RecoveriesLobe Wires Frequency ErrorsRing State State Information Screen170 Ring StatusUpstream Neighbor Uptime When Beacon171 Ring Speed Next OpenStation-CPort Information DTR MAC Information Menu172 TXI InformationAuthorized Function Classes Error Report TimerTXI Information Screen 173Beacon Source Address 174Join State Monitor StateStation-CPort Information Screen Common Policy Flags Common Access Protocol Mask176 CPort Phantom Drive Mask177 Address Tables MenuAddress Master Address Table Screen178 Master Address Table179 Master Route Descriptor Table Master Route Descriptor Table Screen180 SearchUnknown 181 Route hexVlan Address Table Screen 182Select Vlan Address Table Vlan Route Descriptor Table Screen 183Select Vlan Route Descriptor Table Locate MAC Address Screen 184First Vlan to which the MAC address is known Root ID Current Spanning Tree Information Screen185 Bridge IDPId Forward Delay186 Hello Time Max Message AgeDsg PId Designated Port Id Dsg SwId/BrId Designated Switch Id/Bridge Id187 DCst Designated CostCurrent Spanning Tree Information for a CRF Screen 188Root Port PId Port ID 189 Hello TimeDsg PId Designated Port Identifier 190 Dsg SwId/BrId Designated Bridge IDParent BRF Vlan StatisticsVlan Statistics Screen for CRF 191Vlan Statistics Screen for BRF appears Vlan Statistics for BRF Screen192 Ports List of ports that belong to this CRFDsrr Status Screens Dsrr Status Tables Screen193 Displays the next entry sorted by MAC Address Dsrr Neighbor Table Screen194 Neighbor Last SeenCloses the screen and returns to the Dsrr Status menu Dsrr Acting as Backup Table ScreenTime Acting as Backup 195196 Diagnostic Test Results ScreenLog Message ContentMessage Log Information Screen 197198 Back Start/EndClear Pressing ESC, you cancel and return to previous menu Display Summary Screen199 200 201 Snmp SetupFollowing sections describe the Snmp setup menus Monitoring the Network with SnmpEnable Rmon Statistics Snmp ConfigurationSnmp Configuration Screen Send Authentication TrapsCommunity Strings Configuration → Community StringsCommunity Strings Screen 203 Snmp over MAC204 Community NameMode Configuration → Trap Receivers Trap Receivers Screen205 List of Supported Traps from a STS16-20D/STS16-20R 206 Add EntryGeneral traps 207 Enterprise specific traps from STS16.MIBPer Port Traps 208 Traps for the Spanning Tree ProtocolTraps for CrossLinks 209 210 Passive Monitoring Monitoring Port Traffic211 Active Monitoring212 Monitored Port Number Switched Port Analyzer Screen213 Analyzer Port Number214 Start of Troubleshooting Process TroubleshootingObtaining Service Troubleshooting in a NetworkProcedure B Choosing a Troubleshooting ProcedureSymptom and LED State Go To Procedure aProcedure C Procedure D217 218 219 220 221 Getting in Touch with Technical Support222 Problem Report FormSwitch Information Switch Configuration223 Problem Description Network Installation Sketch224 225 Appendix A. AbbreviationsMbps 226227 TrBRFTrCRF 228 Out-of-Band Management Port and Cable Pin-Outs Connecting to the Out-of-Band Management PortCable Function Cable Type or Cable Solution Appendix B. Cable and Pin InformationTIA/EIA-232 Modem Cable Connections Pin Signal Name230 Management Port Pin-Out Shell231 TIA/EIA-232 Null-Modem Cable for 25-pin ConnectorStraight-Through 100-Ohm/120-Ohm Cable Ohm IBM STP Data Connector-to-RJ-45 Straight-Through CableTwisted-Pair Cable Pin Outs 232Number Of Attaching Devices Cabling Recommendations233 Cable Type ImpedanceRing Speed Ohm Type Ohm Category If using any 4 Mbps only adapters or filters234 Ring Types Speed235 Ring Speed 100 or 120 Ohm CategoryMbps 350 m 1148 ft 200 m 656 ft Not Supported 90 m 295 ft 236 Index NumericsIndex-1 194 Index-2Index-3 191 Index-4Index-5 Index-6 Page 710001812