Cabletron Systems SmartStack STS16-20R Manuale utente

SmartStack

STS16-20D/STS16-20R

Token Ring Switches

Installation

and

User Guide

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.

Cabletron Systems, Inc.

35 Industrial Way

Rochester, NH 03867

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.

Notice

FCC Notice

This device complies with Part 15 of the FCC rules. Operation is subject to the following

two conditions: (1) this device may not cause harmful interference, and (2) this device

must accept any interference received, including interference that may cause undesired

operation.

NOTE: This equipment has been tested and found to comply with the limits for a Class A

digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide

reasonable protection against harmful interference when the equipment is operated in a

commercial environment. This equipment uses, generates, and can radiate radio

frequency energy and if not installed in accordance with the operator’s manual, may

cause harmful interference to radio communications. Operation of this equipment in a

residential area is likely to cause interference in which case the user will be required to

correct the interference at his own expense.

WARNING: Changes or modifications made to this device which are not expressly

approved by the party responsible for compliance could void the user’s authority to

operate the equipment.

VCCI Notice

This is a Class A product based on the standard of the Voluntary Control Council for

Interference by Information Technology Equipment (VCCI). If this equipment is used in

a domestic environment, radio disturbance may arise. When such trouble occurs, the user

may be required to take corrective actions.

Industry Canada Notice

This digital apparatus does not exceed the Class A limits for radio noise emissions from

digital apparatus set out in the Radio Interference Regulations of the Canadian

Department of Communications.

Le présent appareil numérique n'émet pas de bruits radioélectriques dépassant les limites

applicables aux appareils numériques de la class A prescrites dans le Règlement sur le

brouillage radioélectrique édicté par le ministère des Communications du Canada.

iii

Notice

Declaration of Conformity

Addendum

Application of Council Directive(s): 89/336/EEC

73/23/EEC

Manufacturer’s Name: Cabletron Systems, Inc.

Manufacturer’s Address: 35 Industrial Way

PO Box 5005

Rochester, NH 03867

European Representative Name: Mr. J. Solari

European Representative Address: Cabletron Systems Limited

Nexus House,

Newbury Business Park

London Road, Newbury

Berkshire RG13 2PZ, England

Conformance to Directive(s)/Product Standards: EC Directive 89/336/EEC

EC Directive 73/23/EEC

EN 55022

EN 50082-1

EN 60950

Equipment Type/Environment: Networking Equipment, for use

in a Commercial or Light

Industrial Environment.

We the undersigned, hereby declare, under our sole responsibility, that the equipment

packaged with this notice conforms to the above directives.

Manufacturer Legal Representative in Europe

Mr. Ronald Fotino Mr. J. Solari

Full Name Full Name

Principal Compliance Engineer Managing Director - E.M.E.A.

Title Title

Rochester, NH, USA Newbury, Berkshire, England

Location Location

Notice

Table of Contents

1. Introduction 1

Switching Technology . . . . . . . . . . . . . . . . . . . . . . . 2

Switch of Switches . . . . . . . . . . . . . . . . . . . . . . 2

Switch of Servers . . . . . . . . . . . . . . . . . . . . . . . 3

Switch of Hubs . . . . . . . . . . . . . . . . . . . . . . . . 3

Switch of Desktops . . . . . . . . . . . . . . . . . . . . . . 3

Switch of Floors and Buildings . . . . . . . . . . . . . . . . 4

Switch of Routers . . . . . . . . . . . . . . . . . . . . . . . 4

Front Panel Details . . . . . . . . . . . . . . . . . . . . . . . . 5

The MANAGEMENT Port . . . . . . . . . . . . . . . . . . . 5

Token Ring Ports . . . . . . . . . . . . . . . . . . . . . . . 5

Reset Button . . . . . . . . . . . . . . . . . . . . . . . . . 6

System Request Button . . . . . . . . . . . . . . . . . . . . 6

Labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Status and Activity LEDs . . . . . . . . . . . . . . . . . . . 7

Back Panel Details . . . . . . . . . . . . . . . . . . . . . . . . 9

Features and Specifications . . . . . . . . . . . . . . . . . . . 10

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Specifications . . . . . . . . . . . . . . . . . . . . . . . . 13

2. Switch Overview 17

Multiple Simultaneous Conversations . . . . . . . . . . . . . . 18

Low Latency . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Address Management . . . . . . . . . . . . . . . . . . . . . . 20

Multiple Bridging Modes . . . . . . . . . . . . . . . . . . . . . 21

Source Route Switching (SRS) . . . . . . . . . . . . . . . 22

Source Route Bridging (SRB) . . . . . . . . . . . . . . . . 22

Source Route Transparent (SRT) . . . . . . . . . . . . . . 23

SRT/SRB . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Congestion Control . . . . . . . . . . . . . . . . . . . . . . . 24

Three Switching Modes . . . . . . . . . . . . . . . . . . . . . 25

Cut-Through . . . . . . . . . . . . . . . . . . . . . . . . . 25

Store and Forward . . . . . . . . . . . . . . . . . . . . . 25

Auto (Adaptive Cut-Through) . . . . . . . . . . . . . . . . 25

Token Ring Port Operation Modes . . . . . . . . . . . . . . . 26

RI/RO-Like Connection on SmartStack STS16-20R . . . . . . 27

Transmission Priority Queues . . . . . . . . . . . . . . . . . . 28

ClearSession Support . . . . . . . . . . . . . . . . . . . . . . 28

CrossLink Connections . . . . . . . . . . . . . . . . . . . . . 29

Notice

Spanning Tree Protocol Support . . . . . . . . . . . . . . . . 30

VLAN Support . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Dynamic Source Route Recovery . . . . . . . . . . . . . . . . 32

Management . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

SNMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

SmartStack Manager for Windows . . . . . . . . . . . . . 36

Telnet Management and VT100 Management (Console) . . 36

IBM LAN Network Manager . . . . . . . . . . . . . . . . . 36

RMON Support . . . . . . . . . . . . . . . . . . . . . . . . . 37

Built-in Port Counters . . . . . . . . . . . . . . . . . . . . . . 39

Stackable Architecture . . . . . . . . . . . . . . . . . . . . . . 39

Back-to-Back . . . . . . . . . . . . . . . . . . . . . . . . 39

Internal Stacker . . . . . . . . . . . . . . . . . . . . . . . 39

External Stacker . . . . . . . . . . . . . . . . . . . . . . . 39

Optional Redundant Power Supply on

SmartStack STS16-20R . . . . . . . . . . . . . . . . . . . . . 40

3. Preparing for Installation 41

Safety Recommendations . . . . . . . . . . . . . . . . . . . . 41

Safety with Electricity . . . . . . . . . . . . . . . . . . . . 41

Preventing Electrostatic Discharge Damage . . . . . . . . 42

Site Requirements . . . . . . . . . . . . . . . . . . . . . . . . 43

Environment . . . . . . . . . . . . . . . . . . . . . . . . . 43

Chassis Accessibility . . . . . . . . . . . . . . . . . . . . 43

Cooling and Airflow . . . . . . . . . . . . . . . . . . . . . 43

Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Configuration Guidelines . . . . . . . . . . . . . . . . . . . . 45

Frame Length Limit . . . . . . . . . . . . . . . . . . . . . 45

IEEE 802.1D Spanning Tree . . . . . . . . . . . . . . . . 46

Ring Numbers . . . . . . . . . . . . . . . . . . . . . . . . 47

Sample Uses of the SmartStack STS16-20RM Family Switches 48

Deployment Scenarios . . . . . . . . . . . . . . . . . . . . 51

4. Installation 55

Installation Summary . . . . . . . . . . . . . . . . . . . . . . 55

Package Contents . . . . . . . . . . . . . . . . . . . . . . . 56

Materials needed for Installation . . . . . . . . . . . . . . . . . 57

Mounting the Chassis . . . . . . . . . . . . . . . . . . . . . . 58

Rack or Cabinet Mounting . . . . . . . . . . . . . . . . . . 58

Table-Mounting . . . . . . . . . . . . . . . . . . . . . . . 59

Cabling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Connecting Devices to the Token Ring Ports . . . . . . . . 60

Connecting Devices to the Token Ring Ports

Notice

Using Building Wiring . . . . . . . . . . . . . . . . . . . . 61

Checking the Installation . . . . . . . . . . . . . . . . . . . . 62

Applying Power . . . . . . . . . . . . . . . . . . . . . . . . . 63

Stacker Link Module . . . . . . . . . . . . . . . . . . . . . . 65

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . 65

SmartStack STS-LM Connectors and LEDs . . . . . . . . 66

Connecting the Stacker Link Cable . . . . . . . . . . . . . 66

Working with a Stack . . . . . . . . . . . . . . . . . . . . 67

Inter-box Parameters . . . . . . . . . . . . . . . . . . . . 67

Checking the Installation . . . . . . . . . . . . . . . . . . 68

5. Accessing Switch Management 69

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

Connecting the Console . . . . . . . . . . . . . . . . . . . . . 70

Communication Problems . . . . . . . . . . . . . . . . . . 72

Diagnostic Screen . . . . . . . . . . . . . . . . . . . . . . 73

6. Switch Configuration 75

General Guidelines . . . . . . . . . . . . . . . . . . . . . . . 76

Navigating within the Menus . . . . . . . . . . . . . . . . 77

Main Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . 78

Configuration Menu . . . . . . . . . . . . . . . . . . . . . . . 79

Switch Configuration Screen . . . . . . . . . . . . . . . . . . 80

Stack Configuration Screen . . . . . . . . . . . . . . . . . 83

Module Information Screen . . . . . . . . . . . . . . . . . 84

VLAN Configuration . . . . . . . . . . . . . . . . . . . . . . . 86

VLAN Configuration Menu . . . . . . . . . . . . . . . . . 87

VLAN Configuration Screen . . . . . . . . . . . . . . . . . 88

VLAN Parameter Configuration for CRF Screen . . . . . . 89

VLAN Parameter Configuration for BRF Screen . . . . . . 91

VLAN Port Configuration . . . . . . . . . . . . . . . . . . 93

IP Configuration Screen . . . . . . . . . . . . . . . . . . . . . 94

BootP Requests and Parameters . . . . . . . . . . . . . . 96

SNMP Configuration Menu . . . . . . . . . . . . . . . . . . . 97

Spanning Tree Protocol . . . . . . . . . . . . . . . . . . . . . 97

IEEE 802.1D Spanning Tree Protocol (STP) . . . . . . . . 98

Spanning Tree for BRF Screen . . . . . . . . . . . . . . . 99

Spanning Tree for CRF Screen . . . . . . . . . . . . . . . 101

Port Spanning Tree Parameters Screen . . . . . . . . . . 104

Current Spanning Tree Information Screen . . . . . . . . . 105

Port Configuration Screen . . . . . . . . . . . . . . . . . . . . 106

Switched Port Analyzer Menu from the Configuration Menu . . 110

CrossLink . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110

vii

Notice

CrossLink Menu . . . . . . . . . . . . . . . . . . . . . . 112

CrossLink Configuration Screen . . . . . . . . . . . . . . 113

Setting up a CrossLink . . . . . . . . . . . . . . . . . . . 114

Current CrossLink Information Screen . . . . . . . . . . 115

Address Filtering . . . . . . . . . . . . . . . . . . . . . . . . 116

Filters and Port Security Menu . . . . . . . . . . . . . . 117

Configure Filters Screen . . . . . . . . . . . . . . . . . . 118

Configure Port Security Mode Screen . . . . . . . . . . . 120

View Port Filters Screen . . . . . . . . . . . . . . . . . . 121

Protocol Filters Menu . . . . . . . . . . . . . . . . . . . 122

Protocol Class Assignment Screen . . . . . . . . . . . . 123

Port Filtering Attributes Screen . . . . . . . . . . . . . . 124

Address Aging . . . . . . . . . . . . . . . . . . . . . . . . . 126

Address Aging Menu . . . . . . . . . . . . . . . . . . . 127

Port Address Table Aging Screen . . . . . . . . . . . . . 127

Master Address Table Aging Screen . . . . . . . . . . . 129

Password Menu . . . . . . . . . . . . . . . . . . . . . . . . 130

Console/Telnet Sessions . . . . . . . . . . . . . . . . . . . 132

Console Configuration Menu . . . . . . . . . . . . . . . 132

Serial Link Configuration Screen . . . . . . . . . . . . . 133

Creating a Console Session Using a Modem . . . . . . . 134

Stopping the Console Session . . . . . . . . . . . . . . . 134

Telnet Configuration Screen . . . . . . . . . . . . . . . . 135

Telnet Sessions Screen . . . . . . . . . . . . . . . . . . 136

Starting the Telnet Session . . . . . . . . . . . . . . . . 137

Stopping the Telnet Session . . . . . . . . . . . . . . . . 137

Involuntary Termination of the Telnet Session . . . . . . 137

Syslog Daemon Screen . . . . . . . . . . . . . . . . . . . . 139

DSRR Configuration . . . . . . . . . . . . . . . . . . . . . . 141

DSRR Group Configuration Screen . . . . . . . . . . . . 143

DSRR Configuration Screen . . . . . . . . . . . . . . . . 144

Download/Upload Menu . . . . . . . . . . . . . . . . . . . . 147

Serial Link Download Screen . . . . . . . . . . . . . . . 148

TFTP . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149

TFTP Download/Upload Screen . . . . . . . . . . . . . . 150

Reset Screen . . . . . . . . . . . . . . . . . . . . . . . . . 152

7. Monitoring the Network from the Console Statistics

Menu 155

Statistics Menu . . . . . . . . . . . . . . . . . . . . . . . . 156

Switch Statistics Screen . . . . . . . . . . . . . . . . . . . . 157

Power Supply Information Screen . . . . . . . . . . . . . . . 159

Port Status Screen . . . . . . . . . . . . . . . . . . . . . . . 160

viii

Notice

Port Statistics Menu . . . . . . . . . . . . . . . . . . . . . . . 162

General Statistics Screen . . . . . . . . . . . . . . . . . . 163

802.5 Statistics Screen . . . . . . . . . . . . . . . . . . . 167

802.5 State Information Screen . . . . . . . . . . . . . . . 170

802.5 DTR MAC Information Menu . . . . . . . . . . . . . 172

TXI Information Screen . . . . . . . . . . . . . . . . . . . 173

Station-CPort Information Screen . . . . . . . . . . . . . . 175

Address Tables Menu . . . . . . . . . . . . . . . . . . . . . . 177

Master Address Table Screen . . . . . . . . . . . . . . . 178

Master Route Descriptor Table Screen . . . . . . . . . . . 180

VLAN Address Table Screen . . . . . . . . . . . . . . . . 182

VLAN Route Descriptor Table Screen . . . . . . . . . . . 183

Locate MAC Address Screen . . . . . . . . . . . . . . . . 184

Current Spanning Tree Information Screen . . . . . . . . . . . 185

Current Spanning Tree Information for a CRF Screen . . . 188

VLAN Statistics . . . . . . . . . . . . . . . . . . . . . . . . . 191

VLAN Statistics Screen for CRF . . . . . . . . . . . . . . 191

VLAN Statistics for BRF Screen . . . . . . . . . . . . . . 192

DSRR Status Screens . . . . . . . . . . . . . . . . . . . . . 193

DSRR Status Tables Screen . . . . . . . . . . . . . . . . 193

DSRR Neighbor Table Screen . . . . . . . . . . . . . . . 194

DSRR Acting as Backup Table Screen . . . . . . . . . . . 195

Diagnostic Test Results Screen . . . . . . . . . . . . . . . . . 196

Message Log Information Screen . . . . . . . . . . . . . . . . 197

Display Summary Screen . . . . . . . . . . . . . . . . . . . . 199

8. Monitoring the Network with SNMP 201

SNMP Setup . . . . . . . . . . . . . . . . . . . . . . . . . . 201

IP Configuration Screen . . . . . . . . . . . . . . . . . . . . . 201

SNMP Configuration . . . . . . . . . . . . . . . . . . . . . . 202

SNMP Configuration Screen . . . . . . . . . . . . . . . . 202

Community Strings Screen . . . . . . . . . . . . . . . . . 203

Trap Receivers Screen . . . . . . . . . . . . . . . . . . . 205

List of Supported Traps from a STS16-20D/STS16-20R . . 206

9. Monitoring Port Traffic 211

Switched Port Analyzer Screen . . . . . . . . . . . . . . . . . 213

10. Troubleshooting 215

Obtaining Service . . . . . . . . . . . . . . . . . . . . . . 215

Troubleshooting in a Network . . . . . . . . . . . . . . . . 215

Start of Troubleshooting Process . . . . . . . . . . . . . . 215

Choosing a Troubleshooting Procedure . . . . . . . . . . 216

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