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Cabletron Systems
STS16-20D, STS16-20R
manual
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Models:
STS16-20R
STS16-20D
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Troubleshooting
Specifications
Physical Characteristics
Install
Signal Loss
Password
Default Gateway
Forward Delay
Connecting the Console
Switch Configuration
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xii
Notice
Page 13
Page 15
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Page 13
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Contents
Page
Page
Order Number 9032956-01 OC-7054 v .1
Industry Canada Notice
FCC Notice
Vcci Notice
Application of Council Directives 89/336/EEC 73/23/EEC
Declaration of Conformity Addendum
Iii
Table of Contents
Preparing for Installation
Installation
Accessing Switch Management
Switch Configuration
Vii
Monitoring the Network from the Console Statistics
Menu 155
Monitoring Port Traffic 211
Troubleshooting 215
Monitoring the Network with Snmp 201
Viii
Getting in Touch with Technical Support 221
List of Figures
List of Tables
Xii
SmartStack STS16-20D Token Ring Switch
Introduction
Switching Technology
Switch of Switches
Switch of Desktops
Switch of Servers
Switch of Hubs
Switch of Floors and Buildings
Switch of Routers
Token Ring Ports
Front Panel Details
Management Port
System Request Button
Reset Button
Switched Port Analyzer
State Meaning
Labels
Status and Activity LEDs
Lists the port LEDs and their meanings
Lists the stack-link LEDs and their meanings
Connection has been established to the stack
Token Ring port is inserted into the ring
Back Panel Details
Back panel of the switches are illustrated
Lists the back panel connectors on the switch
Name Description
Performance and Advanced Features
Features and Specifications
Features
Management
Scalability and High Availability
Installation
Specifications
Capacity
Performance Specifications
Performance
Physical Characteristics
Support On SmartStack
Specification Value Protocol compatibility
Spanning Tree Protocol
STS16-20D only for Ports 17 to MIBs supported
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
Store and Forward
Three Switching Modes
Cut-Through
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
Vlan
Dynamic Source Route Recovery
Example of Dynamic Source Route Recovery, Base Configuration
Example of Dynamic Source Route Recovery, Normal State
Example of Dynamic Source Route Recovery, Switch 1 Failed
Specification
Management
IBM LAN Network Manager
SmartStack Manager for Windows
Telnet Management and VT100 Management Console
Rmon Support
Name Support Info Event
Back-to-Back
Built-in Port Counters
Stackable Architecture
Internal Stacker
Optional Redundant Power Supply on SmartStack STS16-20R
Safety with Electricity
Preparing for Installation
Safety Recommendations
Preventing Electrostatic Discharge Damage
Site Requirements
Chassis Accessibility
Power
Environment
Preparing for Installation
Configuration Guidelines
Frame Length Limit
Ieee 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
Installation Summary
Package Contents
Materials needed for Installation
Mounting the Chassis
Rack or Cabinet Mounting
Mounting the Switch in a Rack or Cabinet
Table-Mounting
Connecting Devices to the Token Ring Ports
Cabling
Connecting Devices to Token Ring Ports
Checking the Installation
Connecting using Building Wiring
Applying Power
Back panel of the STS16-20D
Back panel of the STS16-20R
Stacker Link Module
SmartStack STS-LM Front Panel
Connector Description
SmartStack STS-LM Connectors and LEDs
Connecting the Stacker Link Cable
State Description
Working with a Stack
Inter-box Parameters
Menu Parameter
Checking the Installation
Send Authentication Traps, changing the Trap table in any
Using the switch console
Accessing Switch Management
Switches can be configured in two ways
Using Snmp based graphical management applications
Connecting to the Management Port Using a Modem
Connecting the Console
Connecting a Terminal Directly to the Management Port
Specification Value
XON/XOFF
Communication Problems
Diagnostic Screen
StkPort
Accessing Switch Management
Switch Configuration
These users have full access to all configuration parameters
General Guidelines
Password
Navigating within the Menus
Main Menu
Configuration Menu
System Description
Switch Configuration Screen
Dram Installed
Build Description
Burned-in MAC Address
Flash Memory Installed
Configured MAC Address
System Location
Address Format
System Name
Time of Day
Stack Configuration Screen
System Contact
Number of Boxes
Module Information Screen
Board ID
Status
Model
HW Rev
Vlan Configuration
SmartStack STS16-20D/STS16-20R with four VLANs
Vlan Configuration Menu
Brdg/Rng
Vlan Configuration Screen
Configuration → Vlan Configuration
Return
Add
Vlan Parameter Configuration for CRF Screen
View
Change
Parent Vlan
Bridging Mode
Vlan Name
State
Vlan Parameter Configuration for BRF Screen
LAA Vlan MAC Address
Bridge Number
802.1Q Vlan ID
Port
Vlan Port Configuration
Configuration → Vlan Port Configuration
Type
Interface MAC Address
IP Configuration Screen
Default Gateway
IP Address
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
Bridge Priority
100
Ieee STP Uses Bridge Functional Address
Bridge Hello Time in Seconds
101
Bridge Forward Delay in Seconds
Spanning Tree for CRF Screen
CRF & Port Spanning Tree Parameters
STP Priority
102 STP Mode BRF-to-CRF
Switch Priority
STP Cost
Switch Forward Delay in Seconds
103 Switch Hello Time in Seconds
Switch Maximum Message Age in Seconds
Port Spanning Tree Parameters
Number of the port
Port Spanning Tree Parameters Screen
104
Priority
105 Path Cost
STP Mode
Current Spanning Tree Information Screen
To view more ports in the table
Name
Port Configuration Screen
106
Cfg Loss Threshold
107 Enabled
Media Type
Cfg Loss Sampling Interval
Error Low Threshold
Forwarding Mode
Error High Threshold
Error Sampling Interval
109 Media Speed
Duplex Mode
Operation Mode
Max Explorer Rate on Input
110
Switched Port Analyzer Menu from the Configuration Menu
CrossLink
111
CrossLink Menu
112
CrossLink Configuration Screen
Deletes all CrossLinks
Setting up a CrossLink
114 Clear Table
Whether the specified CrossLink is active or not
Current CrossLink Information Screen
115
What ports are in that CrossLink
Address Filtering
116
Filters and Port Security Menu
Configure Filters
Configure Port Security Mode
117
Index
Configure Filters Screen
118 Protocol Filters
MAC Address
Exit Ports
119
Applied Ports
120
Configure Port Security Mode Screen
Security. Then select Configure Port Security Mode
Numerical order of entries
View Port Filters Screen
121
Description
122
Port number Security Mode
Protocol Filters Menu
Security. Then select Protocol Filters
Port Filtering Attributes
Protocol Class Assignment Screen
123 Protocol Class Assignment
Class
DSAPs
Port Filtering Attributes Screen
124
Block
None Allow all frames in this protocol class default value
125
Set at the Port Address Table Aging menu
Address Aging
126
Set at the Master Address Table Aging menu
127
Address Aging Menu
Port Address Table Aging Screen
Then select Port Address Table Aging
Aging Time min
128 Port
Port to which you want to assign an aging time
Demand Aging Level
Aging Time
Master Address Table Aging Screen
129
Password Menu
Password is saved across warm boots and power cycles
131
Console Configuration Menu
Console/Telnet Sessions
Serial Link Configuration Screen
Stopping the Console Session
Creating a Console Session Using a Modem
Setting Value
134
Telnet Configuration Screen
Box
Telnet Sessions Screen
136
Remote
Involuntary Termination of the Telnet Session
Starting the Telnet Session
Stopping the Telnet Session
137
138
Displays more information
Syslog Daemon Screen
139
Deletes an entry
Zoom
140 Change Entry
Modifies an existing entry
Restrictions
Dsrr Configuration
141
142
Primary and Traced Dsrr Port
Box, Port
Dsrr Group Configuration Screen
143
Group
View and Change
Dsrr Configuration Screen
144 State
Group Status
Group Priority
Backup for Primary Port
Backup for Traced Port
Hello Time
146 ATM Address
Download/Upload Menu
Bootstrap
Boot
147
Serial Link Download Screen
148
149
Select Serial Link Download Select Main Image Download
Download/Upload
Tftp Download/Upload Screen
150
Tftp Server Address
151
Execute name Download/Upload
Reset Switch With Diagnostics
Reset Screen
Number of Resets Since Diagnostics
Reset Switch Without Diagnostics
Clear Nonvolatile RAM
153 Reset Port Address Table
Power-On Diagnostics
154
Monitoring the Network from the Console Statistics Menu
155
Statistics Menu
156
Switch Statistics Screen
Pending Send Requests
158 Error Frames Received
Frames Lost
Currently Active Stations
Power Supply Information Screen
159
Ins
Port Status Screen
160
Spd
161 Oper Mode
Fwd Mode
Port Statistics Menu
162
General Statistics Screen
Frames Unknown
164 MAC Frames Forwarded
Frames Processed
Broadcast Frames Received
Address Table Overflows
Frame Errors
165 Address Chain Overflows
Receive Buffer Overflows
Last Reset
Config Loss
Config Loss Reason
166 Ring Number Mismatch
AC Errors
Line Errors
Burst Errors
Statistics Screen
Lost Frame Errors
Abort Transmit Errors
Internal Errors
Frame Copied Errors
Frequency Errors
Recoveries
Lobe Wires
169 Transmit Beacons
Ring Status
State Information Screen
170
Ring State
Ring Speed Next Open
Uptime When Beacon
171
Upstream Neighbor
TXI Information
DTR MAC Information Menu
172
Station-CPort Information
173
Error Report Timer
TXI Information Screen
Authorized Function Classes
Monitor State
174
Join State
Beacon Source Address
Station-CPort Information Screen
CPort Phantom Drive Mask
Common Access Protocol Mask
176
Common Policy Flags
Address Tables Menu
177
Master Address Table
Master Address Table Screen
178
Address
179
Search
Master Route Descriptor Table Screen
180
Master Route Descriptor Table
181 Route hex
Unknown
Select Vlan Address Table
Vlan Address Table Screen
182
Select Vlan Route Descriptor Table
Vlan Route Descriptor Table Screen
183
First Vlan to which the MAC address is known
Locate MAC Address Screen
184
Bridge ID
Current Spanning Tree Information Screen
185
Root ID
Max Message Age
Forward Delay
186 Hello Time
PId
DCst Designated Cost
Dsg SwId/BrId Designated Switch Id/Bridge Id
187
Dsg PId Designated Port Id
Root Port
Current Spanning Tree Information for a CRF Screen
188
189 Hello Time
PId Port ID
190 Dsg SwId/BrId Designated Bridge ID
Dsg PId Designated Port Identifier
191
Vlan Statistics
Vlan Statistics Screen for CRF
Parent BRF
List of ports that belong to this CRF
Vlan Statistics for BRF Screen
192 Ports
Vlan Statistics Screen for BRF appears
193
Dsrr Status Screens
Dsrr Status Tables Screen
Neighbor Last Seen
Dsrr Neighbor Table Screen
194
Displays the next entry sorted by MAC Address
195
Dsrr Acting as Backup Table Screen
Time Acting as Backup
Closes the screen and returns to the Dsrr Status menu
Diagnostic Test Results Screen
196
197
Message Content
Message Log Information Screen
Log
Clear
198 Back
Start/End
199
Pressing ESC, you cancel and return to previous menu
Display Summary Screen
200
Monitoring the Network with Snmp
Snmp Setup
Following sections describe the Snmp setup menus
201
Send Authentication Traps
Snmp Configuration
Snmp Configuration Screen
Enable Rmon Statistics
203 Snmp over MAC
Configuration → Community Strings
Community Strings Screen
Community Strings
Mode
204
Community Name
205
Configuration → Trap Receivers
Trap Receivers Screen
General traps
List of Supported Traps from a STS16-20D/STS16-20R
206 Add Entry
Per Port Traps
207
Enterprise specific traps from STS16.MIB
Traps for CrossLinks
208
Traps for the Spanning Tree Protocol
209
210
Active Monitoring
Monitoring Port Traffic
211
Passive Monitoring
212
Analyzer Port Number
Switched Port Analyzer Screen
213
Monitored Port Number
214
Troubleshooting in a Network
Troubleshooting
Obtaining Service
Start of Troubleshooting Process
Procedure a
Choosing a Troubleshooting Procedure
Symptom and LED State Go To
Procedure B
217
Procedure C
Procedure D
218
219
220
Getting in Touch with Technical Support
221
Switch Configuration
Problem Report Form
Switch Information
222
Problem Description Network Installation Sketch
223
224
Appendix A. Abbreviations
225
226
Mbps
TrCRF
227
TrBRF
228
Appendix B. Cable and Pin Information
Connecting to the Out-of-Band Management Port
Cable Function Cable Type or Cable Solution
Out-of-Band Management Port and Cable Pin-Outs
Shell
Pin Signal Name
230 Management Port Pin-Out
TIA/EIA-232 Modem Cable Connections
TIA/EIA-232 Null-Modem Cable for 25-pin Connector
231
232
Ohm IBM STP Data Connector-to-RJ-45 Straight-Through Cable
Twisted-Pair Cable Pin Outs
Straight-Through 100-Ohm/120-Ohm Cable
Cable Type Impedance
Cabling Recommendations
233
Number Of Attaching Devices
Ring Types Speed
If using any 4 Mbps only adapters or filters
234
Ring Speed Ohm Type Ohm Category
Mbps 350 m 1148 ft 200 m 656 ft Not Supported 90 m 295 ft
235
Ring Speed 100 or 120 Ohm Category
236
Index-1
Index
Numerics
Index-2
194
Index-3
Index-4
191
Index-5
Index-6
Page
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