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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. 3Com Corpo ...
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 Summary of TR-in-FE Module Features 1-3 Hardwar e 1-3 Software 1-3 2 TR- IN -FE C ONCEPTS What is T oken Ring-in-Fast Ether net (TR-in-FE)? 2-1 TR-in-FE Com ...
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 NFORMATION Important Safety Information A-1 L ’information de Sécurité Importante A-1 Wichtige Sicherheitsinformationen A-2 B S CREEN A CCESS R IGHTS C ...
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 . The SuperStack II Switch 2000 TR T oken Ring-in-Fast Ethernet Module Gu ...
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. T ask Location Learning features, benefits, and con- cepts Chapter 1, “Overview” Chapte ...
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-FE Benefits ■ Summary of TR-in-FE Module Features About the SuperStack II Switch 2000 TR TR-in-FE Module The SuperStack II Switch 2000 TR TR-in-FE ...
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. Pr eviously , those users wanting their T oken Ring server b ...
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. Hardwar e ■ Multimode fiber attachment using duplex connec- tors or copper cable attachment using standard RJ-45 ■ Full duplex operation ■ Flow control ■ LEDs to indicat ...
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 . The following sec- tions cover: ■ What is T oken Ring-in-Fast Ethernet (TR-in-FE)? ■ TR-in-FE Compared to T raditional Methods ■ 3Com T oken Ring-in-Fast Ethernet System ■ How TR-in-FE Wo ...
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. With routing, frame forwar ding decisions are made in soft- ware by looking into the network layer of each frame and modifying the frame to reflect the standar d forma ...
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. In this example, the Switch 3000 acts as an 800 Mbps point of aggrega- tion for this system with multiple FDX Fast Ethernet ...
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 SuperStack II Switch 1000 TX Fast Ethernet Servers Token Ring Servers SuperStack II Switch 2000 TR SuperStack II Switch 3000 TX SuperStack II Redundant Pow ...
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. A frame contains its own control information, including the transmission address and data fo ...
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), which consists of the following fields: ■ User Priority ■ TR-encap ■ VLAN Identifier (VID) The User Priority field allows the tagged frame to ...
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. This means that they are not r estricted by the hardware that physically connects them, and segments are defined by flexible user groups cr eated ...
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 ■ Installation ■ Post-Installation Checks Following Safety Information WARNING: Before installing or removing any compo- nents of a device, or carrying ...
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. 1 If ...
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. If the MGMT LED is not lit, there is a power supply pr oblem. T ...
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. See the user guide that accompa- nies y ...
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 . Jumper Settings The Module can be easily damaged by electrostatic discharg ...
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. This chapter provides information on the following: ■ The ...
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. In some cases an Entry field has a default entry . T o change the default value, s ...
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. Refer to the documentatio ...
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 VLAN Bridge Initialize Reset Remote Poll Logoff Software Upgrade Switch Management User Access Levels Local Security Create User Delete Users Edit User S ...
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. The console provides a quic ...
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. The Console port automatically detects the line-speed (baud rate), and uses the following ...
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 . If not: 1 Select the LOGOFF option from the bottom of the Main Menu. 2 Press [Return]. Autom ...
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. TR-in-FE Module Configuration Map The following map displays the path of the TR-in-FE Port Confi ...
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. CAUTION: If you need to change the value of a ...
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. Internal Priority —This field allows you to distribute the availabl ...
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. The higher the path cost, the l ...
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. 2 Select VLAN INFO. 3 Press [Return]. The VLAN In ...
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. Monitoring scr eens are ...
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. T o view the summary , proceed as follows from ...
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. This value indicates the general traffic level on the individ- ual port. Ideally , this figur e should be below 60%, which indicates that the port is responsible for a r ea- sonable am ...
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. Multicasts Frames —The number of frames success- fully received with a multicas ...
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. Important Safety Information WARNING: W arnings contain directions that you must follo ...
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. Wichtige Sicherheitsinformationen WARNUNG : W arnungen enthalten A ...
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 . See the user guide which accompanies your SuperStack II Swi ...
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) 62.5/125 mm for full duplex mode. The maximum inter -statio ...
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 11.0 dB, the 2 km (1.25 miles) inter -station distance mus ...
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. In this case, another type of fiber which has a band- width of 155 MHz would be requir ed ...
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 (3ComBBS) ■ World Wide Web site ■ 3ComForum on CompuServe® ■ 3ComFacts SM automated fax service 3Com Bulletin Board Service 3ComBBS contains patches ...
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. 3ComForum on CompuServe 3ComForum is a CompuServe-based service contain- ing patches, software, dri ...
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. In the U.S. and Canada, call (800) 876-3266 for cus- tomer service. If you are out ...
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 Setting Bridge Parameters 5-3 Broadcast Frame Bandwidth, description of 6-3 Bulletin board service D-1 C Cables T echnical Specification C-1 Cautions in ...
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 LEDs 3-3 U User guide Finding information 2 Users Default users 4-6 Screen access rights B-1 V VT100 Console Button 4-2 Choice Field 4-1 Correcting T e ...
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 . H ARDWARE 3Com warrants its hardware products to be free from defects in workmanship and materials, under normal use and service, for the following lengths of time from ...
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. Some countries, states, or provinces do not allow the exclusion or limitation of implied warranties or the limitation of incidental or consequential damages for certain products su ...
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