Cabletron Systems MICROMMAC-22T Manuale utente

MicroMMAC-22T/24T/42T/44T

USER’S GUIDE

BOOKTITLE2 OPTIONAL

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., P.O. Box 5005, Rochester, NH 03866-5005

Printed in the United States of America

Order Number: 9031320-01 May 1997

SPECTRUM

Remote

SPECTRUM

Remote LANVIEW

, and

MicroMMAC

are registered

trademarks, and

CRBRIM-W/T

MicroSNAC-T

HubSTACK

STH

STHI

TRC 800

, and

TPIM

are trademarks of Cabletron Systems, Inc.

All other product names mentioned in this manual may be trademarks or registered

trademarks of their respective companies.

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.

Printed on Recycled Paper

NOTICE

DOC NOTICE

This digital apparatus does not exceed the ClassA 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.

VCCI NOTICE

This equipment is in the 1st Class Category (information equipment to be used in commercial and/or

industrial areas) and conforms to the standards set by the Voluntary Control Council for Interference

by Information Technology Equipment (VCCI) aimed at preventing radio interference in commercial

and/or industrial areas.

Consequently, when used in a residential area or in an adjacent area thereto, radio interference may be

caused to radios and TV receivers, etc.

Read the instructions for correct handling.

CABLETRON SYSTEMS, INC. PROGRAM LICENSE AGREEMENT

IMPORTANT:

Before utilizing this product, carefully read this License Agreement.

This document is an agreement between you, the end user, and Cabletron Systems, Inc. (“Cabletron”)

that sets forth your rights and obligations with respect to the Cabletron software program (the

“Program”) contained in this package. The Program may be contained in ﬁrmware, chips or other

media. BY UTILIZING THE ENCLOSED PRODUCT,YOU ARE AGREEING TO BECOME

BOUND BY THE TERMS OF THIS AGREEMENT, WHICH INCLUDES THE LICENSE AND

THE LIMITATION OF WARRANTY AND DISCLAIMER OF LIABILITY. IFYOU DO NOT

AGREE TO THE TERMS OF THIS AGREEMENT, PROMPTLY RETURN THE UNUSED

PRODUCT TO THE PLACE OF PURCHASE FOR A FULL REFUND.

NOTICE

iii

CABLETRON SOFTWARE PROGRAM LICENSE

1. LICENSE. You have the right to use only the one (1) copy of the Program provided in this

package subject to the terms and conditions of this License Agreement.

You may not copy, reproduce or transmit any part of the Program except as permitted by the

2. OTHER RESTRICTIONS. You may not reverse engineer, decompile, or disassemble the

Program.

3. APPLICABLE LAW. This License Agreement shall be interpreted and governed under the laws

and in the state and federal courts of New Hampshire. You accept the personal jurisdiction and

venue of the New Hampshire courts.

EXCLUSION OF WARRANTY AND DISCLAIMER OF LIABILITY

1. EXCLUSION OF WARRANTY. Except as may be specifically provided by Cabletron in

writing, Cabletron makes no warranty, expressed or implied, concerning the Program (including

its documentation and media).

CABLETRON DISCLAIMS ALL WARRANTIES, OTHER THAN THOSE SUPPLIED TO

YOU BY CABLETRON IN WRITING, EITHER EXPRESSED OR IMPLIED, INCLUDING

BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY AND

FITNESS FOR A PARTICULAR PURPOSE, WITH RESPECT TO THE PROGRAM, THE

ACCOMPANYING WRITTEN MATERIALS, AND ANY ACCOMPANYING HARDWARE.

2. NO LIABILITY FOR CONSEQUENTIAL DAMAGES. IN NO EVENT SHALL

CABLETRON OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER

(INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS,

PROFITS, BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, SPECIAL,

INCIDENTAL, CONSEQUENTIAL, OR RELIANCE DAMAGES, OR OTHER LOSS)

ARISING OUT OF THE USE OR INABILITY TO USE THIS CABLETRON PRODUCT,

EVEN IF CABLETRON HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH

DAMAGES. BECAUSE SOME STATES DO NOT ALLOW THE EXCLUSION OR

LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR

ON THE DURATION OR LIMITATION OF IMPLIED WARRANTIES, IN SOME

INSTANCES THE ABOVE LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TO

YOU.

UNITED STATES GOVERNMENT RESTRICTED RIGHTS

The enclosed product (a) was developed solely at private expense; (b) contains “restricted computer

software” submitted with restricted rights in accordance with Section 52227-19 (a) through (d) of the

Commercial Computer Software - Restricted Rights Clause and its successors, and (c) in all respects

is proprietary data belonging to Cabletron and/or its suppliers.

For Department of Defense units, the product is licensed with “Restricted Rights” as deﬁned in the

DoD Supplement to the Federal Acquisition Regulations, Section 52.227-7013 (c) (1) (ii) and its

successors, and use, duplication, disclosure by the Government is subject to restrictions as set forth in

subparagraph (c) (1) (ii) of the Rights in Technical Data and Computer Software clause at 252.227-

7013. Cabletron Systems, Inc., 35 Industrial Way, Rochester, New Hampshire 03867-0505.

NOTICE

DECLARATION OF CONFORMITY

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

CONTENTS

PREFACE

CHAPTER 1 INTRODUCTION

1.1 MicroMMAC-T Models.................................................................1-1

1.2 MicroMMAC-T Features..............................................................1-2

1.2.1 Lobe Port Features.........................................................1-2

1.2.2 Management Capabilities ...............................................1-2

1.2.3 Firmware Downloads To Flash EEPROM.......................1-3

1.2.4 Monitoring And Diagnostic Indicators .............................1-4

1.2.5 Ring Poll Failure Recovery .............................................1-4

1.2.6 Beaconing Protection/Recovery .....................................1-5

1.2.7 Distributed Monitoring Capabilities .................................1-6

1.2.8 UPS Monitoring Capability..............................................1-8

1.2.9 Accessories ....................................................................1-8

1.2.10 Management Information Base (MIB) Groups................1-9

CHAPTER 2 OPERATION

2.1 Turning The Hub On And Off.......................................................2-3

2.2 Control Switches And Buttons.....................................................2-4

2.2.1 Setting The Ring Speed..................................................2-4

2.2.2 Resetting The MicroMMAC-T .........................................2-5

2.2.3 Clearing NVRAM ............................................................2-6

2.3 Indicators.....................................................................................2-7

2.3.1 Describing LANVIEW LEDs............................................2-7

2.3.2 Describing The LCD System ..........................................2-8

2.4 Ports..........................................................................................2-10

2.4.1 COM Ports....................................................................2-10

2.4.2 Lobe Ports ....................................................................2-11

2.4.3 Ring In/Ring Out Ports..................................................2-12

2.4.4 STH STACK Ports ........................................................2-12

CHAPTER 3 INSTALLATION

3.1 Installing The MicroMMAC-T.......................................................3-1

3.1.1 Installation Requirements ...............................................3-1

3.1.2 Attaching The Strain-Relief Bar ......................................3-2

3.1.3 Installing The MicroMMAC-T In A Rack..........................3-3

3.1.4 Free-Standing Installation...............................................3-4

CONTENTS

3.2 Installing Accessories ..................................................................3-5

3.2.1 Removing The Chassis Cover.........................................3-5

3.2.2 Removing Protection Panels...........................................3-6

3.2.3 Connectors And Ports On The Motherboard...................3-8

3.2.4 Installing The 12-Port Daughterboard.............................3-9

3.2.5 Installing The MicroSNAC-T..........................................3-11

3.2.6 Installing The CRBRIM-W/T..........................................3-12

3.2.7 Installing The LDRAM SIMM.........................................3-13

CHAPTER 4 CABLING

4.1 Token Ring Cabling Overview .....................................................4-1

4.1.1 Describing Trunk Cabling................................................4-1

4.1.2 Describing Lobe Cabling.................................................4-2

4.2 Requirements And Recommendations ........................................4-2

4.2.1 Signal Interference..........................................................4-3

4.2.2 Determining The Station Count.......................................4-3

4.2.3 Determining The Maximum Signal-Drive Distance..........4-4

4.3 Connecting Lobe Port Cabling.....................................................4-6

4.4 Connecting Trunk Cabling .........................................................4-10

4.4.1 Describing TPIMs..........................................................4-10

4.4.2 Configuring TPIMs For RI/RO Application.....................4-11

4.4.3 Installing A TPIM...........................................................4-12

4.4.4 Connecting Twisted Pair Trunk Cable Segments..........4-13

4.4.5 Connecting Fiber Optic Trunk Cable Segments............4-15

4.5 Connecting STH Stackable Hubs ..............................................4-17

CHAPTER 5 MONITORING ANDTROUBLESHOOTING

5.1 Using LANVIEW LEDs.................................................................5-1

5.2 Using The LCD System ...............................................................5-2

5.2.1 Viewing Static System Messages ...................................5-2

5.2.2 Viewing Saved Alarm Messages.....................................5-3

5.2.3 Viewing Unsaved Initialization Messages .......................5-6

5.2.4 Viewing Saved System Messages..................................5-7

5.3 Monitoring The Initialization Process ...........................................5-8

5.3.1 Power Up Diagnostic Screen ..........................................5-8

5.3.2 LEDs And The LCD Panel.............................................5-10

5.4 General Troubleshooting Checklist............................................5-11

CONTENTS

vii

APPENDIX A SYSTEM SPECIFICATIONS

A.1 Operating Specifications..............................................................A-1

A.2 Power Supply Specifications.......................................................A-1

A.3 Environmental Specifications ......................................................A-2

A.4 Physical Specifications................................................................A-2

A.5 Safety ..........................................................................................A-2

A.6 EMC Requirements.....................................................................A-2

APPENDIX B TPIM SPECIFICATIONS

B.1 TPIM-T1/T2/T4 Pinouts...............................................................B-1

B.2 TPIM-F2/F3 Specifications..........................................................B-2

APPENDIX C MEDIA SPECIFICATIONS

C.1 Twisted Pair Copper Cable..........................................................C-1

C.1.1 UTP.................................................................................C-1

C.1.2 STP .................................................................................C-2

C.2 Fiber Optic Cable.........................................................................C-3

C.2.1 Multimode........................................................................C-4

C.2.2 Single-Mode....................................................................C-4

INDEX

CONTENTS

viii

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