Document Outline

• SmartStack STS16-20D/STS16-20R Token Ring Switches Installation and User Guide
  • Table of Contents
• 1. Introduction
  • Switching Technology
    • Switch of Switches
    • Switch of Servers
    • Switch of Hubs
    • Switch of Desktops
    • Switch of Floors and Buildings
    • Switch of Routers
  • Front Panel Details
    • The MANAGEMENT Port
    • Token Ring Ports
      • Switched Port Analyzer
    • Reset Button
    • System Request Button
    • Labels
    • Status and Activity LEDs
  • Back Panel Details
  • Features and Specifications
    • Features
      • Performance and Advanced Features
      • Management
      • Scalability and High Availability
      • Installation
    • Specifications
      • Capacity
      • Performance
      • Physical Characteristics
• 2. Switch Overview
  • Multiple Simultaneous Conversations
  • Low Latency
  • Address Management
    • SmartStack STS16-20D Token Ring Switch
    • SmartStack STS16-20R Token Ring Switch
  • Multiple Bridging Modes
    • Source Route Switching (SRS)
    • Source Route Bridging (SRB)
    • Source Route Transparent (SRT)
    • SRT/SRB
  • Filtering
  • Congestion Control
  • Three Switching Modes
    • Cut-Through
    • Store and Forward
    • Auto (Adaptive Cut-Through)
  • Token Ring Port Operation Modes
  • RI/RO-Like Connection on SmartStack STS16-20R
  • Transmission Priority Queues
  • ClearSession Support
  • CrossLink Connections
  • Spanning Tree Protocol Support
  • VLAN Support
  • Dynamic Source Route Recovery
  • Management
    • SNMP
    • SmartStack Manager for Windows
    • Telnet Management and VT100 Management (Console)
    • IBM LAN Network Manager
  • RMON Support
  • Built-in Port Counters
  • Stackable Architecture
    • Back-to-Back
    • Internal Stacker
    • External Stacker
  • Optional Redundant Power Supply on SmartStack STS16-20R
• 3. Preparing for Installation
  • Safety Recommendations
    • Safety with Electricity
    • Preventing Electrostatic Discharge Damage
  • Site Requirements
    • Environment
    • Chassis Accessibility
    • Cooling and Airflow
    • Power
  • Configuration Guidelines
    • Frame Length Limit
    • IEEE 802.1D Spanning Tree
    • Ring Numbers
  • Sample Uses of the SmartStack STS16-20RM Family Switches
    • Deployment Scenarios
• 4. Installation
  • Installation Summary
  • Package Contents
  • Materials needed for Installation
  • Mounting the Chassis
    • Rack or Cabinet Mounting
    • Table-Mounting
  • Cabling
    • Connecting Devices to the Token Ring Ports
    • Connecting Devices to the Token Ring Ports Using Building Wiring
  • Checking the Installation
  • Applying Power
  • Stacker Link Module
    • Installation
    • SmartStack STS-LM Connectors and LEDs
    • Connecting the Stacker Link Cable
    • Working with a Stack
    • Inter-box Parameters
    • Checking the Installation
• 5. Accessing Switch Management
  • Overview
  • Connecting the Console
    • Connecting a Terminal Directly to the MANAGEMENT Port
    • Connecting to the MANAGEMENT Port Using a Modem
    • Communication Problems
    • Diagnostic Screen
• 6. Switch Configuration
  • General Guidelines
    • Navigating within the Menus
  • Main Menu
    • Configuration...
    • Statistics...
    • Download/Upload...
    • Reset...
    • Exit Console
  • Configuration Menu
  • Switch Configuration Screen
    • System Description
    • Build Description
    • DRAM Installed
    • Flash Memory Installed
    • Burned-in MAC Address
    • Configured MAC Address
    • Address Format
    • System Name
    • System Location
    • System Contact
    • Time of Day
    • Stack Configuration Screen
      • Number of Boxes
      • Local Box Number
      • Remote Box Number(s)
      • Stack Time-out
      • Stack State
      • Stack Connection
    • Module Information Screen
      • Module
      • Status
      • Model
      • Board ID
      • HW Rev
      • FW Rev
      • Ports
      • Up Time
  • VLAN Configuration
    • VLAN Configuration Menu
    • VLAN Configuration Screen
      • BRF/CRF
      • ID
      • Brdg/Rng
      • Ports
      • Return
      • More
      • View...
      • Add...
      • Change...
      • Delete
    • VLAN Parameter Configuration for CRF Screen
      • VLAN ID
      • VLAN Name
      • Parent VLAN
      • State
      • Ring Number
      • Bridging Mode
      • Max ARE Bridge Hop Count
      • Max STE Bridge Hop Count
      • TS Connection
    • VLAN Parameter Configuration for BRF Screen
      • VLAN ID
      • VLAN Name
      • ASCII name associated with the BRF. Up to 32 characters are allowed. The name must be unique. Nei...
      • State
      • MTU
      • Bridge Number
      • 802.1Q VLAN ID
      • LAA VLAN MAC Address
    • VLAN Port Configuration
      • Port
      • Type
      • CRF
      • BRF
  • IP Configuration Screen
    • Interface MAC Address
    • IP Address
    • Default Gateway
    • Subnet Mask
    • IP State
    • Send PING
    • BootP Requests and Parameters
  • SNMP Configuration Menu
  • Spanning Tree Protocol
    • IEEE 802.1D Spanning Tree Protocol (STP)
    • Spanning Tree for BRF Screen
      • STP Participation
      • IEEE STP Uses Bridge Functional Address
      • Bridge Priority
      • Bridge Hello Time (in Seconds)
      • Bridge Maximum Message Age (in Seconds)
      • Bridge Forward Delay (in Seconds)
      • CRF & Port Spanning Tree Parameters...
    • Spanning Tree for CRF Screen
      • STP Mode (BRF-to-CRF)
      • STP Priority
      • STP Cost
      • STP Participation (CRF-to-Ports)
      • Switch Priority
      • Switch Hello Time (in Seconds)
      • Switch Maximum Message Age (in Seconds)
      • Switch Forward Delay (in Seconds)
      • Port Spanning Tree Parameters...
    • Port Spanning Tree Parameters Screen
      • Port
      • Priority
      • Path Cost
      • STP Mode
      • More
      • Change
    • Current Spanning Tree Information Screen
  • Port Configuration Screen
    • Name
    • BRF
    • CRF
    • Enabled
    • Status
    • Media Type
    • Cfg Loss Threshold
    • Cfg Loss Sampling Interval
    • Priority Threshold
    • Min Transmit Priority
    • Ring Parameter Server
    • Early Token Release
    • Force AC Bits on SR Frames
    • BRF MTU (actual)
    • Port MTU
    • Forwarding Mode
    • Error High Threshold
    • Error Low Threshold
    • Error Sampling Interval
    • Media Speed
    • Max Explorer Rate on Input
    • Duplex Mode
    • Operation Mode
  • Switched Port Analyzer Menu from the Configuration Menu
  • CrossLink
    • CrossLink Menu
    • CrossLink Configuration Screen
      • CrossLink
      • Ports
      • Add Entry
      • Delete Entry
      • Change Entry
      • Clear Table
    • Setting up a CrossLink
    • Current CrossLink Information Screen
      • CrossLink
      • State
      • Ports
  • Address Filtering
    • Filters and Port Security Menu
      • Configure Filters...
      • Configure Port Security Mode...
      • View Port Filters...
      • Protocol Filters...
    • Configure Filters Screen
      • Index
      • MAC Address
      • Type
      • Applied Ports
      • Exit Ports
    • Configure Port Security Mode Screen
    • View Port Filters Screen
      • Index
      • MAC Address
      • Description
      • Return
      • More
      • Port (number) Security Mode
    • Protocol Filters Menu
      • Protocol Class Assignment...
      • Port Filtering Attributes...
    • Protocol Class Assignment Screen
      • Class
      • Ethertype
      • DSAPs
    • Port Filtering Attributes Screen
      • Class
      • Block
      • SRT
      • Ethertype
      • DSAPs
  • Address Aging
    • Address Aging Menu
    • Port Address Table Aging Screen
      • Port
      • Aging Time (min.)
      • Demand Aging Level
    • Master Address Table Aging Screen
      • Aging Time
      • Demand Aging Level
  • Password Menu
    • Set Read/Write Password
    • Delete Read/Write Password
    • Set Read-Only Password
    • Delete Read-Only Password
  • Console/Telnet Sessions
    • Console Configuration Menu
      • Serial Link Configuration...
      • Telnet Configuration...
      • Console Timeout
    • Serial Link Configuration Screen
      • Hardware Flow Control
      • Software Flow Control
      • Autobaud Upon Break
      • Console Baud Rate
    • Creating a Console Session Using a Modem
    • Stopping the Console Session
    • Telnet Configuration Screen
      • Return to Previous Menu
      • Number of Telnet Sessions Allowed
      • Disallow New Telnet Session
      • Terminate All Active Telnet Sessions
      • Telnet Sessions...
    • Telnet Sessions Screen
      • Index
      • Box
      • Remote
      • Local
      • Status
    • Starting the Telnet Session
    • Stopping the Telnet Session
    • Involuntary Termination of the Telnet Session
  • Syslog Daemon Screen
    • More
    • Add Entry
    • Delete Entry
    • Change Entry
    • Zoom
  • DSRR Configuration
    • Restrictions
    • DSRR Group Configuration Screen
      • IX
      • Box, Port
      • Group
      • Enabled
      • State
      • View and Change
      • Add
    • DSRR Configuration Screen
      • Group Status
      • DSRR State
      • Group Priority
      • Hello Time
      • Hold Time
      • Traced Port
      • Backup for Primary Port
      • Backup for Traced Port
      • ATM Address
      • Return
  • Download/Upload Menu
    • Serial Link Download Screen
    • TFTP
    • TFTP Download/Upload Screen
      • TFTP Server Address
      • Download VLAN
      • Main Image Download... Configuration Files Download..., Configuration Files Upload...
      • Execute <name> Download/Upload
  • Reset Screen
    • Number of Resets Since Diagnostics
    • Reset Switch With Diagnostics
    • Reset Switch Without Diagnostics
    • Reset Port Address Table
    • Clear Nonvolatile RAM
    • Power-On Diagnostics
• 7. Monitoring the Network from the Console Statistics Menu
  • Statistics Menu
  • Switch Statistics Screen
    • System Up Time
    • Board Temperature
    • Frames Transmitted
    • Frame Transmit Errors
    • Frames Received
    • Error Frames Received
    • Frames Lost
    • Pending Send Requests
    • Currently Active Stations
    • Largest Number of Stations
    • Maximum Address Table Chain
    • Address Table Full
    • Reset
  • Power Supply Information Screen
  • Port Status Screen
    • Port
    • CRF
    • BRF
    • Enabled
    • Ins
    • Spd
    • Oper Mode
    • Fwd Mode
  • Port Statistics Menu
    • General Statistics Screen
      • Frames Forwarded
      • NSR Frames Forwarded
      • SRF Frames Forwarded
      • STE Frames Forwarded
      • ARE Frames Forwarded
      • MAC Frames Forwarded
      • Frames Processed
      • Frames Unknown
      • Frames Transmitted
      • Frames Received
      • Broadcast Frames Received
      • Multicast Frames Received
      • Frames Filtered - Addr
      • Frames Filtered - DSAP
      • Local Address Entries
      • Remote Address Entries
      • Largest Number of Stations
      • Address Chain Overflows
      • Address Table Overflows
      • Frame Errors
      • Receive Buffer Overflows
      • Transmit Buffer Overflows
      • Long Frames
      • Short Frames
      • Duplicate Ring Number
      • Invalid RIF RC Field
      • RIF Length Exceeded
      • Explorer Overflow
      • Ring Number Mismatch
      • Config Loss
      • Config Loss Reason
      • Last Reset
    • 802.5 Statistics Screen
      • Line Errors
      • Burst Errors
      • AC Errors
      • Abort Transmit Errors
      • Internal Errors
      • Lost Frame Errors
      • Receive Congestion
      • Frame Copied Errors
      • Token Errors
      • Soft Errors
      • Hard Errors
      • Signal Loss
      • Transmit Beacons
      • Recoveries
      • Lobe Wires
      • Removes
      • Singles
      • Frequency Errors
    • 802.5 State Information Screen
      • Ring Status
      • Ring State
      • Ring Open Status
      • Ring Speed Next Open
      • Upstream Neighbor
      • Active Monitor Participate
      • Functional Address
      • Uptime When Beacon
    • 802.5 DTR MAC Information Menu
      • TXI Information...
      • Station-CPort Information...
    • TXI Information Screen
      • Authorized Function Classes
      • Error Report Timer
      • Physical Drop Number
      • Join State
      • Monitor State
      • Beacon Source Address
      • Beacon UNA
      • Beacon Physical Drop Number
      • Event Status
    • Station-CPort Information Screen
      • Station Requested Access Protocol
      • Station Access Protocol Response
      • Station Individual Address Count
      • Station Phantom Drive Support
      • CPort Phantom Drive Mask
      • Common Access Protocol Mask
      • Common Policy Flags
  • Address Tables Menu
    • Master Address Table Screen
      • Address
      • Type
      • Ports
      • More
      • Search
    • Master Route Descriptor Table Screen
      • Route (hex)
      • Type
      • Ports
    • VLAN Address Table Screen
    • VLAN Route Descriptor Table Screen
    • Locate MAC Address Screen
      • MAC Address
      • Box
      • Port
      • Type
      • VLAN
  • Current Spanning Tree Information Screen
    • Bridge ID
    • Root ID
    • Root CRF
    • Hello Time
    • Max Message Age
    • Forward Delay
    • CRF
    • PId
    • PCst (Port Cost)
    • PSts (Port Status)
    • DCst (Designated Cost)
    • Dsg SwId/BrId (Designated Switch Id/Bridge Id)
    • Dsg PId (Designated Port Id)
    • # Chgs
    • Last Chg
    • Current Spanning Tree Information for a CRF Screen
      • Bridge ID
      • Root ID
      • Root Port
      • Hello Time
      • Max Message Age
      • Forward Delay
      • Port
      • PId (Port ID)
      • PCst (Port Cost)
      • PSts (Port Status)
      • DCst (Designated Cost)
      • Dsg SwId/BrId (Designated Bridge ID)
      • Dsg PId (Designated Port Identifier)
      • # Chgs
      • Last Chg
  • VLAN Statistics
    • VLAN Statistics Screen for CRF
      • Parent VLAN
      • Currently Active Stations
      • Largest Number of Stations
      • Ports
    • VLAN Statistics for BRF Screen
      • Currently Active Stations
      • Largest Number of Stations
      • Display Members...
  • DSRR Status Screens
    • DSRR Status Tables Screen
    • DSRR Neighbor Table Screen
      • Neighbor Last Seen
      • More
      • Return
    • DSRR Acting as Backup Table Screen
      • Time Acting as Backup
      • More
      • Return
  • Diagnostic Test Results Screen
  • Message Log Information Screen
    • Log
    • Type
    • Message Content
    • More
    • Back
    • Start/End
    • Clear
  • Display Summary Screen
    • SPACE
    • ESC
• 8. Monitoring the Network with SNMP
  • SNMP Setup
  • IP Configuration Screen
  • SNMP Configuration
    • SNMP Configuration Screen
      • Send Authentication Traps
      • Enable RMON Statistics
      • SNMP over MAC...
      • Community Strings...
      • Trap Receivers...
    • Community Strings Screen
      • Index
      • Community Name
      • Mode
      • Add Entry
      • Delete Entry
      • Change Entry
      • Clear Table
    • Trap Receivers Screen
      • Index
      • IP Address
      • Community Name
      • BRF
      • More
      • Add Entry
      • Delete Entry
      • Change Entry
      • Clear Table
      • Zoom
    • List of Supported Traps from a STS16-20D/STS16-20R
      • General traps
      • Enterprise specific traps - from STS16.MIB
      • Per Port Traps
      • Traps for the Spanning Tree Protocol
      • Traps for CrossLinks
• 9. Monitoring Port Traffic
  • Active Monitoring
  • When the monitored port is in HDX mode, the frames sent to the analyzer port will be the frames r...
  • Passive Monitoring
  • Switched Port Analyzer Screen
    • Analyzer Port Number
    • Monitored Port Number
• 10. Troubleshooting
  • Obtaining Service
  • Troubleshooting in a Network
  • Start of Troubleshooting Process
  • Choosing a Troubleshooting Procedure
    • Procedure A
    • Procedure B
    • Procedure C
    • Procedure D
• 11. Getting in Touch with Technical Support
  • Problem Report Form
• Appendix A. Abbreviations
• Appendix B. Cable and Pin Information
  • Connecting to the Out-of-Band Management Port
  • Out-of-Band Management Port and Cable Pin-Outs
    • Management Port Pin-Out
    • TIA/EIA-232 Modem Cable Connections
    • TIA/EIA-232 Null-Modem Connections
  • Twisted-Pair Cable Pin Outs
    • Straight-Through 100-Ohm/120-Ohm Cable
    • 150-Ohm IBM STP Data Connector-to-RJ-45 Straight-Through Cable
  • Cabling Recommendations
    • Number Of Attaching Devices
  • Cable Length and Lobe Wiring Rules for Dedicated-Media LAN Segments
  • Cable Length and Lobe Wiring Rules for Shared-Media LAN Segments