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Cabletron Systems STS16-20R, STS16-20D manual Appendix A. Abbreviations, 225

Models: STS16-20R STS16-20D

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225 Appendix A. Abbreviations

AMP	Active Monitor Present
ARE	All-Routes Explorer
ARP	Address Resolution Protocol
ATM	Asynchronous Transfer Mode
BLK	Blocked
BPDU	Bridge Protocol Data Unit
BRF	Bridge Relay Function
CAU	Controlled Access Unit
CRF	Concentrator Relay Function
DIS	Disabled
DSAP	Destination Service Access Point
DSRR	Dynamic Source Route Recovery
DTE	Data Terminal Equipment
DTR	Dedicated Token Ring
EIA	Electronic Industry Association
EPROM	Erasable Programmable Read Only Memory
ESD	Electrostatic Discharge
FDX	Full-duplex
FSM	Finite State Machine
FTP	File Transfer Protocol
FWD	Forwarding
HDX	Half-duplex

Abbreviations

SmartStack STS16-20D/STS16-20R Token Ring Switches Installation and User Guide

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Cabletron Systems STS16-20R, STS16-20D manual Appendix A. Abbreviations, 225

Contents

Page Page Order Number 9032956-01 OC-7054 v .1 Industry Canada Notice FCC NoticeVcci Notice Application of Council Directives 89/336/EEC 73/23/EEC Declaration of Conformity AddendumIii Table of Contents Installation Preparing for InstallationSwitch Configuration Accessing Switch ManagementVii Monitoring the Network from the Console StatisticsMenu 155 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 Desktops Switch of ServersSwitch of Hubs Switch of Routers Switch of Floors and BuildingsToken Ring Ports Front Panel DetailsManagement Port System Request Button Reset ButtonSwitched Port Analyzer State Meaning LabelsStatus and Activity LEDs 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 DetailsPerformance and Advanced Features Features and SpecificationsFeatures 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 Address Management SmartStack STS16-20D Token Ring SwitchSmartStack STS16-20R Token Ring Switch 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 SpecificationIBM LAN Network Manager SmartStack Manager for WindowsTelnet Management and VT100 Management Console Rmon Support Name Support Info Event Internal Stacker Built-in Port CountersStackable Architecture Back-to-BackOptional Redundant Power Supply on SmartStack STS16-20R Safety with Electricity Preparing for InstallationSafety Recommendations 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 StackMenu Parameter Checking the InstallationSend Authentication Traps, changing the Trap table in any Using Snmp based graphical management applications Accessing Switch ManagementSwitches can be configured in two ways Using the switch consoleConnecting to the Management Port Using a Modem Connecting the ConsoleConnecting a Terminal Directly to the Management Port 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 DescriptionBurned-in MAC Address Flash Memory InstalledConfigured MAC Address System Location Address FormatSystem Name 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 LAA Vlan MAC Address Bridge Number802.1Q Vlan ID 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 CostName Port Configuration Screen106 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 Speed110 Switched Port Analyzer Menu from the Configuration MenuCrossLink 111 112 CrossLink MenuCrossLink Configuration Screen Deletes all CrossLinks Setting up a CrossLink114 Clear Table 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 IndexExit Ports 119Applied Ports 120 Configure Port Security Mode ScreenSecurity. Then select Configure Port Security Mode 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 minAging Time Master Address Table Aging Screen129 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 informationZoom 140 Change EntryModifies an existing entry Restrictions Dsrr Configuration141 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 DiagnosticsClear Nonvolatile RAM 153 Reset Port Address TablePower-On Diagnostics 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 hexSelect Vlan Address Table Vlan Address Table Screen182 Select Vlan Route Descriptor Table Vlan Route Descriptor Table Screen183 First Vlan to which the MAC address is known Locate MAC Address Screen184 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 CostRoot Port Current Spanning Tree Information for a CRF Screen188 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 CRF193 Dsrr Status ScreensDsrr Status Tables Screen 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 197Clear 198 BackStart/End 199 Pressing ESC, you cancel and return to previous menuDisplay Summary Screen 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 MACMode 204Community Name 205 Configuration → Trap ReceiversTrap Receivers Screen General traps List of Supported Traps from a STS16-20D/STS16-20R206 Add Entry Per Port Traps 207Enterprise specific traps from STS16.MIB Traps for CrossLinks 208Traps for the Spanning Tree Protocol 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 a217 Procedure CProcedure D 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 226TrCRF 227TrBRF 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 SpeedMbps 350 m 1148 ft 200 m 656 ft Not Supported 90 m 295 ft 235Ring Speed 100 or 120 Ohm Category 236 Index-1 IndexNumerics 194 Index-2Index-3 191 Index-4Index-5 Index-6 Page 710001812

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Appendix A. Abbreviations

HDX

Half-duplex