Cabletron Systems FN100 User manual

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FAST NETWORK 100
USER GUIDE

Fast Network 100 User Guide i
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 FORANY 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.
 Copyright 1996 by Cabletron Systems, Inc., P.O. Box 5005, Rochester, NH 03866-5005
All Rights Reserved
Printed in the United States of America
Order Number: 9031866-01 May 1996
All product names mentioned in this manual may be trademarks or registered trademarks of their
respective companies.
Printed on Recycled Paper

Notice
ii Fast Network 100 User Guide
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.
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.

Notice
Fast Network 100 User Guide iii
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,YOUARE 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 FORA FULL REFUND.
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
Copyright Act of the United States or as authorized in writing by Cabletron.
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 DISCLAIMSALL 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.

Notice
iv Fast Network 100 User Guide
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.

Fast Network 100 User Guide v
CONTENTS
CHAPTER 1 INTRODUCTION
1.1 Getting Help.................................................................................1-2
1.2 Document Conventions...............................................................1-2
1.3 Related Documentation...............................................................1-3
1.4 Overview......................................................................................1-4
1.4.1 OSI Compliance..............................................................1-7
1.5 FN100 Architecture......................................................................1-8
1.5.1 Store and Forward Switching..........................................1-8
1.5.2 Spanning Tree Algorithm................................................1-9
1.5.3 FN100 Bridge Address Table .........................................1-9
1.6 FN100 Applications ...................................................................1-11
1.6.1 Server Farms................................................................1-11
1.6.2 High-Performance Workgroups ....................................1-12
1.6.3 Backbones....................................................................1-13
1.7 FN100 Configurations................................................................1-13
1.7.1 Trunking Configurations................................................1-14
1.7.1.1 Trunking Configuration Examples................1-15
1.7.2 Virtual Switch Configurations........................................1-16
1.7.2.1 Virtual Switch Configuration Examples ........1-17
1.7.3 Workgroups ..................................................................1-18
1.7.3.1 Workgroup Configuration Example ..............1-18
CHAPTER 2 UNPACKING AND INSTALLING THE FN100
2.1 FN100 Panels..............................................................................2-1
2.2 Power Switch...............................................................................2-2
2.3 Installing the FN100.....................................................................2-2
2.3.1 Table-Mounting the FN100.............................................2-2
2.3.2 Rack-Mounting the FN100..............................................2-3
2.3.3 Checking the Power-up Diagnostics Sequence..............2-4
2.4 Connecting the Local Console Manager .....................................2-5

Contents
vi Fast Network 100 User Guide
2.5 Local Console Manager Overview...............................................2-6
2.6 Command Syntax Conventions ...................................................2-6
2.6.1 Basic LCM Commands....................................................2-7
2.6.1.1 help.................................................................2-8
2.6.1.2 erase...............................................................2-8
2.6.1.3 exit ..................................................................2-8
2.6.1.4 logout..............................................................2-8
2.7 Connecting the FN100 to the Network.........................................2-9
2.7.1 Punch-Down Block and Patch Panel Connections..........2-9
2.7.2 Direct Device Connections..............................................2-9
2.7.3 Wiring Considerations...................................................2-10
CHAPTER 3 CONFIGURING THE FN100
3.1 Assigning IP Addresses...............................................................3-2
3.1.1 Displaying IP Addresses .................................................3-3
3.1.2 Deleting an IP Address....................................................3-3
3.1.3 Changing a Subnet Mask................................................3-4
3.2 Setting Port Speed.......................................................................3-4
3.3 Enabling Bridging.........................................................................3-5
3.4 Disabling Bridging........................................................................3-6
3.5 Displaying Bridging Functions......................................................3-6
3.6 Trunking.......................................................................................3-6
3.7 Disabling Trunking .......................................................................3-8
3.8 Displaying Trunking Status ..........................................................3-8
3.9 Defining and Deleting Virtual Switches......................................3-10
3.9.1 Displaying Virtual Switch Information............................3-11
3.9.2 Creating and Modifying Virtual Switches.......................3-11
3.10 Defining and Deleting Workgroups ............................................3-12
3.11 Local Address Filtering ..............................................................3-14
3.12 Assigning a Community Name...................................................3-15
3.13 Configuring Multicast Storm Protection......................................3-16
3.14 Modifying MIB Variables ............................................................3-17
3.14.1 System Contact.............................................................3-17
3.14.2 System Name................................................................3-18
3.14.3 System Location............................................................3-18
3.14.4 Authentication Password...............................................3-18
3.14.4.1 Set Password................................................3-18
3.14.4.2 Get Password ...............................................3-19
3.14.5 Aging Parameter ...........................................................3-19

Contents
Fast Network 100 User Guide vii
CHAPTER 4 MONITORING AND MANAGING THE FN100
4.1 FN100 Management Tools..........................................................4-1
4.2 FN100 Statistics ..........................................................................4-2
4.2.1 Gathering Statistics.........................................................4-2
4.2.2 System Statistics ............................................................4-3
4.2.3 Ethernet Port Statistics ...................................................4-3
4.2.4 SNMP Statistics..............................................................4-5
4.3 Using LCM to Check FN100 Status.............................................4-6
4.3.1 Displaying Status............................................................4-6
4.3.2 Displaying MAC Addresses ............................................4-8
4.3.3 Displaying Manufacturing Information ..........................4-11
4.4 Using LCM to Manage the FN100.............................................4-12
4.4.1 Disabling a Port ............................................................4-12
4.4.2 Enabling a Port .............................................................4-13
4.4.2.1 NoRIP Option...............................................4-13
4.4.3 Changing a Subnet Mask .............................................4-14
4.4.4 Changing a Community Name......................................4-14
4.4.5 Setting the Baud Rate...................................................4-15
4.4.6 Setting a Reboot Time..................................................4-16
CHAPTER 5 FN100 DIAGNOSTICS ANDTROUBLESHOOTING
5.1 Power-up Diagnostics..................................................................5-1
5.1.1 Power-Up LED Sequence...............................................5-1
5.1.2 Specific Power-Up Tests ................................................5-2
5.1.3 Software Checksum Comparison ...................................5-2
5.1.4 Power-Up Diagnostics Results .......................................5-3
5.2 Responses to Failures at Power Up............................................5-3
5.3 Status and Activity Indicators ......................................................5-3
5.4 Troubleshooting...........................................................................5-5
5.4.1 FN100 Does Not Power Up ............................................5-5
5.4.2 Power Supply Fuse.........................................................5-6
5.4.3 Connectivity Problems....................................................5-6
5.4.4 FN100 Has Rebooted.....................................................5-7
5.4.5 FN100 Does Not Respond to NMS.................................5-7

Contents
viii Fast Network 100 User Guide
APPENDIX A TECHNICAL SPECIFICATIONS
A.1 FN100 Specifications.................................................................. A-1
A.2 Types/Connectors.......................................................................A-3
A.3 Cable Specifications ................................................................... A-3
A.3.1 10BASE-T Cable Specifications.....................................A-3
A.3.2 100BASE-TX Cable Specifications................................. A-4
A.3.3 100BASE-FX Cable Specifications................................. A-4
A.4 Management Cable Pin Assignments.........................................A-5
A.5 10BASE-T and 100BASE-TX Pin Assignments.......................... A-5
A.5.1 Connectors .....................................................................A-6
A.6 Straight-Through Wiring..............................................................A-7
A.7 Crossover Wiring ........................................................................A-7
A.8 Limitations and Restrictions........................................................ A-7
APPENDIX B GLOSSARY
INDEX