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® http://www.3com.com/ S UPER S TACK II S WITCH 2000 TR T OKEN R ING - IN -F AST E THERNET M ODULE For SuperStack II Switch 2000 TR Part No. 99045 Published October 1997.
3Com Corporation ■ 5400 Bayfront Plaza ■ Santa Clara, California ■ 95052-8154 © 3Com Corporation, 1997. All rights reserved. No part of this documentation may be repr oduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without permission from 3Com Corporation.
A BOUT T HIS G UIDE Introduction 1 T erminology 1 Finding Information in this Guide 2 Conventions 2 1 O VERVIEW About the SuperStack II Switch 2000 TR TR-in-FE Module 1-1 TR-in-FE Benefits 1-2 Summar.
TR VLAN Setup Screen 5-5 6 M ONITORING T HE TR- IN -FE M ODULE TR-in-FE Module Statistics Map 6-1 Statistics Overview 6-2 Port Statistics (T raffic) 6-3 Clearing Screen Counters 6-4 A S AFETY I NFORM.
A BOUT T HIS G UIDE Introduction This guide provides the information needed to install and configure the SuperStack II Switch 2000 TR T oken Ring-in-Fast Ethernet (TR-in-FE) Module. For more information about the switch itself, see the SuperStack II Switch 2000 TR User Guide .
2 C HAPTER : A BOUT T HIS G UIDE Finding Information in this Guide The following table shows you where to find spe- cific information within this guide. Conventions T able 1 and T able 2 list icon and text conventions that are used thr oughout this guide.
1 O VERVIEW This chapter describes the major features and benefits of the SuperStack II Switch 2000 TR TR-in-FE Module, including: ■ About the SuperStack II Switch 2000 TR TR-in-FE Module ■ TR-in.
1-2 C HAPTER 1: O VERVIEW TR-in-FE Benefits Increasingly , T oken Ring users are deploying switches to segment their networks and to increase available bandwidth to their workgroups. This has r esulted in a demand for more server bandwidth as well as high-speed aggregation and switching.
Summary of TR-in-FE Module Features 1-3 Summary of TR-in-FE Module Features The following lists summarize the features of the SuperStack II Switch 2000 TR TR-in-FE module.
1-4 C HAPTER 1: O VERVIEW.
2 TR- IN -FE C ONCEPTS This chapter provides an intr oduction to T oken Ring-in-Fast Ethernet concepts for users who are unfamiliar with this technology .
2-2 C HAPTER 2: TR- IN -FE C ONCEPTS TR-in-FE Compared to T raditional Methods T raditional means of combining T oken Ring, Ethernet, and Fast Ethernet include bridging and routing.
How TR-in-FE W orks 2-3 How TR-in-FE Works Figure 2-1 shows a diagram of a basic TR-in-FE sys- tem. The illustration depicts three Switch 2000 TRs interfacing with a Switch 3000 through the T oken Ring-in-Fast Ethernet Module.
2-4 C HAPTER 2: TR- IN -FE C ONCEPTS Figure 2-2 Large scale example of a TR-in-FE configuration. CoreBuilder Chassis Direct attach Workstations SuperStack II Switch 2000 TR Fast Ethernet Server Super.
T unneling 2-5 T unneling This section describes tunneling , the method by which T oken Ring frames are encapsulated (embed- ded) within Ethernet frames. Frames are sets of bits that form an elementary block of data to be sent over a communications channel.
2-6 C HAPTER 2: TR- IN -FE C ONCEPTS The T ag Header carries a T ag Protocol Identifier (TPID) that identifies the frame as a T agged Frame. The Header also carries T ag Control Information (TCI), w.
Virtual LANs (VLANS) 2-7 Virtual LANs (VLANS) What is a VLAN A VLAN is defined as a group of location- and topol- ogy- independent devices that communicate as though they were on the same physical LAN.
2-8 C HAPTER 2: TR- IN -FE C ONCEPTS.
3 I NSTALLING A ND S ETTING U P T HE M ODULE This chapter includes important safety and configura- tion information, including: ■ Following Safety Information ■ Pre-installation Pr ocedure ■ In.
3-2 C HAPTER 3: I NSTALLING A ND S ETTING U P T HE M ODULE Installation This section explains how to install the TR-in-FE Module into a SuperStack II Switch 2000 TR device. Installation is similar for all devices compatible with the TR-in-FE Module. CAUTION: Always follow Electro Static Discharge (ESD) procedures when installing an I/O Module.
Post-Installation Checks 3-3 Figure 3-1 Installing the TR-in-FE Module Post-Installation Checks This section describes the LEDs and basic checks used to verify your installation, and to ensure that the Switch and TR-in-FE Module operate correctly . LED Summary This section describes the LEDs that provide status and troubleshooting information.
3-4 C HAPTER 3: I NSTALLING A ND S ETTING U P T HE M ODULE T able 3-1 Front Panel LEDs on the Switch 2000 TR The following table describes the LED functions on the TR-in-FE Module. T able 3-2 LEDs on the TR-in-FE Module Panel Checking the Power Supply Check the MGMT LED on the Switch.
Post-Installation Checks 3-5 a Check that the power supply is plugged into the device using a power outlet that is known to be working or that the RPS is powered. b Check that the main power supply switch on the wall is set to the ON position. c Check and, if necessary , change the fuse on the Switch or plug.
3-6 C HAPTER 3: I NSTALLING A ND S ETTING U P T HE M ODULE h Check that your cable meets Fast Ethernet specifi- cations. See Appendix C. i Replace the cable, and check the Link Status LED again. j Contact 3Com T echnical Support; see “Support from 3Com”, in Appendix D .
4 A CCESSING M ANAGEMENT F EATURES The menu-driven user interface built into the device is known as the VT100 or Local Management interface. The VT100 management interface has a forms-based structure with pr e-defined security levels, enabling access to be restricted to particular users.
4-2 C HAPTER 4: A CCESSING M ANAGEMENT F EATURES T ext enclosed in square brackets on the scr een indi- cates a text entry field. This field may be text, numeric data, or hexadecimal data. Password fields ar e hidden; the text you type is not shown on the screen.
Console Menu Map 4-3 and deletes a character . T o delete more than one character , pr ess the key once for each character . Check carefully before using the Control keys. If you are using T elnet or a terminal emulation program you may find that some Control keys do not work the same or that they control other functions.
4-4 C HAPTER 4: A CCESSING M ANAGEMENT F EATURES Figure 4-1 VT100 Console Menu Map with I/O Module Detail I/O Module Switch 2000 Main Banner Switch 2000 Logon Switch 2000 Main Menu Stack Unit Port VLA.
The LCD Console 4-5 The LCD Console The SuperStack II Switch 2000 TR has an LCD console located on the front panel. Use this console for r ead- ing and setting the Switch and module parameters. Refer to the “SuperStack II Switch 2000 TR User Guide” for a menu map and for specific information and uses of the console.
4-6 C HAPTER 4: A CCESSING M ANAGEMENT F EATURES Logging On 1 Connect your terminal to the Console port on the rear panel of the Switch 2000 TR using a cr oss-over cable for a serial line connection. Refer to the Switch 2000 TR User Guide for more information.
Logging Off 4-7 When you have logged on, the Main Menu screen displays, as shown in Figure 4-4. 5 Select task or logoff. Figure 4-4 Main Scr een Logging Off If you accessed the facility using a T elnet session or modem, the connection closes automatically .
4-8 C HAPTER 4: A CCESSING M ANAGEMENT F EATURES.
5 C ONFIGURING T HE TR- IN -FE M ODULE This chapter describes how to configure the TR-in-FE Module, including: ■ TR-in-FE Module Configuration Map ■ Setting Up a Module ■ Setting Up a VLAN Figure 5-1 shows the TR-in-FE Configuration Menu Map.
5-2 C HAPTER 5: C ONFIGURING T HE TR- IN -FE M ODULE Setting Up a Module The Module Configuration Screen displays the set- tings used by the TR-in-FE Module to communicate with other devices on the network. It is unlikely that you will need to change the value of these settings once they have been set.
Setting Up a Module 5-3 The following fields are shown on the scr een: Unit ID —Identifies the currently selected Switch unit. Port ID —Displays the current module type. It should read TIF . Admin. State —This field allows you to *Enable* or *Disable* the TR-in-FE port.
5-4 C HAPTER 5: C ONFIGURING T HE TR- IN -FE M ODULE Ports with a lower value have a higher priority and will be blocked only after ports with a higher value and a lower priority have been blocked. ■ Path Cost —Path cost determines the amount of overhead requir ed to forward packets to the root through this port.
Setting Up a VLAN 5-5 Setting Up a VLAN This section describes how to extend VLANs into the TR-in-FE network. A TR-in-FE port can be in one or more (up to 16) VLANs. TR VLAN Info Setup Screen T o set up a TR-in-FE VLAN, proceed as follows fr om the main menu: 1 Use the [Space Bar] to scroll to VLAN.
5-6 C HAPTER 5: C ONFIGURING T HE TR- IN -FE M ODULE Figure 5-5 VLAN Setup Scr een 4 Scroll the VLAN list using the [Up and Down] keys..
6 M ONITORING T HE TR- IN -FE M ODULE This chapter describes how to monitor the status and performance of your TR-in-FE Module and explains the meaning of the statistics. ■ TR-in-FE Module Statistics Map ■ Statistics Overview ■ Port Statistics (T raf fic) TR-in-FE Module Statistics Map Figure 6-1 shows the screen map.
6-2 C HAPTER 6: M ONITORING T HE TR- IN -FE M ODULE Statistics Overview The TR Port Statistics screen pr ovides a top level sum- mary of TR-in-FE Port statistics. Y ou can use the sum- mary to estimate the amount of traffic on your network backbone, and to check the health of the incoming connection.
Port Statistics (T raffic) 6-3 ■ Broken —No cable attached. Current Utilization —The per centage of bandwidth usage for the port you are curr ently viewing.
6-4 C HAPTER 6: M ONITORING T HE TR- IN -FE M ODULE Frames Received —The total number of frames that have been received by the port including frames with errors. Frames T ransmitted —The total number of frames transmitted by the port, including frames with errors.
A S AFETY I NFORMATION Y ou must r ead the following safety information before carrying out any component installation or removal, or any maintenance pr ocedures. This information should be read in conjunction with the safety information supplied with the Switch.
A-2 A PPENDIX A: S AFETY I NFORMATION Fibre TX et les cables fibr e ne soient jamais regar dés quand l’unité est allumé. ADVERTISSEMENT : Ne pas enlever le Module Down- link ou la plaque d'occultation de module d'émetteur -récepteur avec le courant encore branché.
B S CREEN A CCESS R IGHTS This appendix lists the security access level for access- ing the TR-in-FE Module local management screens, and lists the type of action performed for each secu- rity level. This appendix only covers screens specifically associ- ated with TR-in-FE functionality .
B-2 A PPENDIX B: S CREEN A CCESS R IGHTS.
C TR- IN -FE M ODULE T ECHNICAL S PECIFICATIONS Environmental Specifications TR-in-FE Cable Specification The TR-in-FE cable you connect to the TR-in-FE Module must conform to the Multi-Mode Fiber (MMF-PMD) standard defined by ANSI x.3-166-1992. 3Com supports multi-mode fiber (MMF-PMD) 62.
C-2 A PPENDIX C: TR- IN -FE M ODULE T ECHNICAL S PECIFICATIONS Maximum attenuation includes attenuation and the loss induced by other components such as connec- tors, splices, and the mating of unlike fiber types. Although some 2 km (1.25 miles) cables have a total attenuation of less than 11.
TR-in-FE Cable Specification C-3 The same cable would have a 500 MHz of bandwidth at 1 km (0.625 miles). A fiber cable with a bandwidth specification of 200 MHz.km would have only 100 MHz of bandwidth at 2 km (1.25 miles), which would not support TR-in-FE.
C-4 A PPENDIX C: TR- IN -FE M ODULE T ECHNICAL S PECIFICATIONS.
D T ECHNICAL S UPPORT Online T echnical Services 3Com offers worldwide pr oduct support seven days a week, 24 hours a day , thr ough the following online systems: ■ 3Com Bulletin Board Service (3Com.
D-2 A PPENDIX D: T ECHNICAL S UPPORT This service features news and information about 3Com products, customer service and support, 3Com’ s latest news releases, selected articles fr om 3TECH ™ (3Com’ s award-winning technical journal) and more.
Support from 3Com D-3 If you are unable to contact your network supplier , see the following section on how to contact 3Com. Support from 3Com If you are unable to r eceive support from your net- work supplier , technical support contracts ar e avail- able from 3Com.
D-4 A PPENDIX D: T ECHNICAL S UPPORT.
1 Numbers 3Com Bulletin Board Service (3ComBBS) D-1 3Com sales offices D-3 3ComFacts D-2 3ComForum D-2 A Automatic logout 4-7 B Bandwidth Calculation C-1 Blocking, description of 6-2 BRIDGE SETUP Set.
2 T erminology 1 T raffic Statistics, description of 6-3 TR-in-FE Concepts 2-1 Statistics 6-1 TR-in-FE Module Installing 3-1 Power supply 3-4 TR-in-FE Port Configuration 5-2 T roubleshooting Using L.
3Com Corporation L IMITED W ARRANTY For purposes of this warranty, the SuperStack II Switch 2000 TR T oken Ring-in-Fast Ethernet Module is considered a(n) Internetworking product .
PURCHASE PRICE PAID, AT 3COM’S OPTION. THIS DISCLAIMER OF LIABILITY FOR DAMAGES WILL NOT BE AFFECTED IF ANY REMEDY PROVIDED HEREIN SHALL FAIL OF ITS ESSENTIAL PURPOSE.
Ein wichtiger Punkt beim Kauf des Geräts 3Com 2000 TR (oder sogar vor seinem Kauf) ist das durchlesen seiner Bedienungsanleitung. Dies sollten wir wegen ein paar einfacher Gründe machen:
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Jedoch ist die eine der wichtigsten Rollen, die eine Bedienungsanleitung für den Nutzer spielt, die Hilfe bei der Lösung von Problemen mit 3Com 2000 TR. Sie finden dort fast immer Troubleshooting, also die am häufigsten auftauchenden Störungen und Mängel bei 3Com 2000 TR gemeinsam mit Hinweisen bezüglich der Arten ihrer Lösung. Sogar wenn es Ihnen nicht gelingen sollte das Problem alleine zu bewältigen, die Anleitung zeigt Ihnen die weitere Vorgehensweise – den Kontakt zur Kundenberatung oder dem naheliegenden Service.
