Page 5 - ONTENTS
C ONTENTS A BOUT T HIS G UIDE Introduction 1 Finding Specific Information in This Guide 1 Conventions 2 SuperStack II Switch 3900 Documentation 3 Paper Documents 3 Documents on CD-ROM 4 Related Publications 4 Documentation Comments 4 Year 2000 Compliance 5 1 S WITCH 3900 S YSTEM AND S ETUP O VERVIEW...
Page 7 - Introduction; Your; Finding Specific Information in This Guide; This table shows where to find specific information.
A BOUT T HIS G UIDE Introduction Your SuperStack II Switch 3900 Getting Started Guide provides all the information that you need to set up your SuperStack ® II Switch 3900 system and get it operating in your network. This guide provides an overview of your system and step-by-step procedures for plan...
Page 8 - Conventions
2 A BOUT T HIS G UIDE Conventions Table 1 and Table 2 list conventions that are used throughout this guide. Deciding how to manage your system “How Do You Want to Manage the System?” on page 5-1 Setting the Console port baud “Setting the Console Port Baud” on page 5-3 Configuring the IP management i...
Page 9 - SuperStack II Switch 3900 Documentation; Paper Documents; SuperStack II Switch 3900 Getting Started Guide
SuperStack II Switch 3900 Documentation 3 SuperStack II Switch 3900 Documentation The following documents comprise the SuperStack II Switch 3900 documentation set. Documents are shipped with your system in one of two forms: ■ Paper documents that are shipped with your system or with optional compone...
Page 10 - Related Publications; SNMP Network Manager documents; Documentation Comments; Please send e-mail comments about this guide to:
4 A BOUT T HIS G UIDE Documents on CD-ROM The compact disc that comes with your system contains these documents: ■ Online versions of the paper documents that are shipped with your system and its components ■ SuperStack II Switch 3900 and 9300 Administration Guide How to use the Administration Conso...
Page 13 - Switch 3900 Intelligent Switch
1 S WITCH 3900 S YSTEM AND S ETUP O VERVIEW This chapter contains: ■ An overview of 3Com’s SuperStack ® II Switch 3900 and how it provides solutions for your network ■ A description of the major features and components of the system ■ A network configuration example Switch 3900 Intelligent Switch Th...
Page 14 - System Overview — 24-Port Front Panel
1-2 C HAPTER 1: S WITCH 3900 S YSTEM AND S ETUP O VERVIEW System Overview — 24-Port Front Panel Figure 1-1 Front Panel of the 24-Port SuperStack II Switch 3900 Ethernet PortsProvide 24 10/100BASE-TX(RJ-45) Ethernet ports System and Port LEDsProvide information aboutthe system and each port 14 15 16 ...
Page 15 - System Overview — 36-Port Front Panel
System Overview — 36-Port Front Panel 1-3 System Overview — 36-Port Front Panel v Figure 1-2 Front Panel of the 36-Port SuperStack II Switch 3900 Status 1x 6x 12x 7x 13x 18x 24x 19x 25x 30x 36x 31x green = enabled, link OK flashing green = disabled, link OK off = link fail Power Fault 10/100 BASE - ...
Page 16 - System Overview — Back Panel of Both Models; Power Receptacle; Allows you to connect a workstation or modem to
1-4 C HAPTER 1: S WITCH 3900 S YSTEM AND S ETUP O VERVIEW System Overview — Back Panel of Both Models Figure 1-3 Back Panel of the 24-Port and 36-Port SuperStack II Switch 3900 Power Receptacle Console Port Allows you to connect a workstation or modem to the Switch 3900 system for management access ...
Page 17 - System Features and Benefits; Autonegotiation support; System Management; Switch 3900 Administration Console
System Features and Benefits 1-5 System Features and Benefits The Switch 3900 is part of 3Com’s SuperStack family. To combine diverse technologies as your network grows, install the Switch 3900 in a SuperStack network. Some key features of the SuperStack II Switch 3900 system: ■ High-density Gigabit...
Page 18 - Optional Gigabit Ethernet Modules; Multimode fiber with; Network Configuration Example; Providing Dedicated Links for Fast Ethernet
1-6 C HAPTER 1: S WITCH 3900 S YSTEM AND S ETUP O VERVIEW Optional Gigabit Ethernet Modules The Switch 3900 back panel has two expansion slots that can hold optional Gigabit Ethernet modules. These modules are available in the following configurations: ■ 1000BASE-SX Module — Multimode fiber with pai...
Page 19 - Network Configuration Sample
Network Configuration Sample 1-7 Network Configuration Sample Figure 1-4 SuperStack II Switch 3900 Provides Dedicated Fast Ethernet Links 36-Port SuperStack ® II Switch 3900 Switched Gigabitserver farm Switched 100 Mbdesktop systems Status 1x 6x 12x 7x 13x 18x 24x 19x 25x 30x 36x 31x green = enabled...
Page 21 - II Switch 3900 on a table top, in a; Before You Begin; Before you begin this procedure, be sure to:
2 I NSTALLING THE S YSTEM This chapter describes how to install your SuperStack ® II Switch 3900 on a table top, in a free-standing stack with other SuperStack II products, or in a distribution rack. See Appendix B for site requirements. ■ To install the Switch 3900 system on a table top or in a fre...
Page 22 - See Appendix B for site requirements.
2-2 C HAPTER 2: I NSTALLING THE S YSTEM Installing the System on a Table Top or in a Free-Standing Stack To install the Switch 3900 system on a table top or in a free-standing stack, follow these instructions: 1 See Appendix B for site requirements. 2 Turn the system on its side. 3 Remove the protec...
Page 23 - Installing the System in a Distribution Rack; Preparing the System and Rack; See Appendix B for distribution rack requirements.; In this pattern, the spacing between holes is
Installing the System in a Distribution Rack 2-3 Installing the System in a Distribution Rack You can mount the system into a 19-inch distribution rack. This section describes how to prepare the system and distribution rack for installation and how to mount the system in the rack. Install your distr...
Page 24 - Determine which holes to use to mount your system.; Repeat the process on the other rail.; Bottom of the pattern
2-4 C HAPTER 2: I NSTALLING THE S YSTEM To find the top of the pattern, locate the midpoint between any two holes that are spaced 1 / 2 inch apart. Figure 2-3 shows the universal mounting hole pattern. Figure 2-3 Universal Mounting Hole Pattern 4 Determine which holes to use to mount your system. Tw...
Page 25 - Mounting the System into a Distribution Rack; To mount the system into a distribution rack:; Verify that the system is level.
Installing the System in a Distribution Rack 2-5 Mounting the System into a Distribution Rack To mount the system into a distribution rack: 1 Carefully lift the system into place and align the appropriate holes in the mounting brackets with the designated holes in the distribution rack. See Figure 2...
Page 27 - II Switch 3900 system for connection to; Overview of Cabling; One fixed Gigabit Ethernet port on the back panel; Fiber Safety Precautions; The fiber optic lasers used in these
3 C ABLING S WITCH 3900 P ORTS This chapter describes how to cable your SuperStack ® II Switch 3900 system for connection to the network. It gives an overview of module cabling and describes how to cable: ■ Fast Ethernet ports ■ Gigabit Ethernet ports ■ System console port When all your Ethernet, Gi...
Page 28 - Fast Ethernet Ports; Use two twisted-pair wires for each link.
3-2 C HAPTER 3: C ABLING S WITCH 3900 P ORTS Fast Ethernet Ports Your Switch 3900 has 24 or 36 10/100BASE-TX ports with RJ-45 connectors. This section contains information on cabling the 10/100BASE-TX (RJ-45) ports and pin assignments for the RJ-45 connectors. Cabling 10/100BASE-TX (RJ-45) Ports The...
Page 30 - Gigabit Ethernet Ports; Cabling Gigabit Ethernet Ports; Follow these guidelines when cabling SC connectors:
3-4 C HAPTER 3: C ABLING S WITCH 3900 P ORTS Gigabit Ethernet Ports The back panel of the Switch 3900 has one fixed Gigabit Ethernet port and slots for two optional Gigabit Ethernet modules. Cabling Gigabit Ethernet Ports Both versions of the Switch 3900 (24 port and 36 port) have: ■ One fixed port ...
Page 31 - To cable a Gigabit Ethernet SC port:; Cabling the Console Port; For Local Administration; — The Console port; For Remote Administration; The Console port; SC connector
Cabling the Console Port 3-5 To cable a Gigabit Ethernet SC port: 1 Remove the dust covers and save them for future use. 2 Attach one male connector of the SC cable connector pair to the right side of one of the Gigabit Ethernet ports on the back panel. 3 Attach the remaining connector of the pair t...
Page 32 - To cable the Console port:; Serial cable
3-6 C HAPTER 3: C ABLING S WITCH 3900 P ORTS To cable the Console port: 1 Attach the female DB-9 cable connector to the Console port’s male connector and tighten the retaining screws. 2 Attach the other end of the DB-9 cable to your terminal. Figure 3-3 shows the cabling of the Console port. You can...
Page 33 - Console Port Pin Assignments
Cabling the Console Port 3-7 Console Port Pin Assignments Table 3-2 shows the DB-9 pin assignments for the Console port. Table 3-2 Console Port DB-9 Pin Assignments Pin No. Signal Description 1 DCD Data Carrier Detect 2 RDA Received Data 3 TD Transmitted Data 4 DTR Data Terminal Ready 5 GND Signal G...
Page 35 - Power Options; AC Power Cord; Connect only a 3Com Advanced; Optional Uninterruptible Power System
4 S YSTEM P OWER U P This chapter contains: ■ “Power Options” for the SuperStack ® II Switch 3900 system ■ “Power Up” instructions the Switch 3900 system ■ A description of “Power-up Diagnostics” ■ A list of “System Checks” after power up For information on troubleshooting the system during power up...
Page 36 - Power Up; To Power the Switch 3900 with the RPS; To prevent damage to the 3900 system; To Power the Switch 3900 from the Wall Receptacle; Plug the power cord into the system.
4-2 C HAPTER 4: S YSTEM P OWER U P Power Up This section provides instructions on how to set up and plug in your system. See Chapter 3 and Chapter 5 for information about cabling and configuring the Console port. To view error messages while the system runs power-up diagnostics, connect a terminal, ...
Page 38 - System and Port Status LEDs; Super Stack II
4-4 C HAPTER 4: S YSTEM P OWER U P System and Port Status LEDs Figure 4-1 System and Port Status LEDs on the SuperStack II Switch 3900 Status 30x 36x green = enabled, link OK flashing green = disabled, link OK off = link fail Power Fault 2 3 1 10 11 12 4 5 6 7 8 9 2 3 1 10 11 12 4 5 6 7 8 9 14 15 16...
Page 39 - System Checks; disabled
System Checks 4-5 System Checks After the system has successfully completed the power-up diagnostics, check the items in Table 4-1 to verify that the system is operating correctly. If you discover abnormal conditions, see Chapter 6. Next Step: Software Configuration Your Switch 3900 system is shippe...
Page 41 - II Switch 3900 system for; About Switch 3900 System Management; How Do You Want to Manage the System?
5 Q UICK S ETUP FOR M ANAGEMENT A CCESS This chapter provides easy instructions for configuring the SuperStack ® II Switch 3900 system for management access. After you decide how you want to manage your system, follow the configuration instructions for your preferred type of management access. About...
Page 42 - Administration Guide; IP Management Interface; Initial Management Access; The Administration Console top-level menu appears:
5-2 C HAPTER 5: Q UICK S ETUP FOR M ANAGEMENT A CCESS Terminal Connection Direct access through the Console port is often preferred because it allows you to remain on the system during system boots. A Macintosh or PC attachment can use any terminal emulation program for connecting to the Console por...
Page 43 - Setting the Console Port Baud; Select menu option; Configuring the IP Interface; IP address; SuperStack II Switch 3900 and
Configuring the IP Interface 5-3 Setting the Console Port Baud To change the baud setting of the Console port: 1 From the top level of the Administration Console, at the Select menu option prompt, enter: system 2 At the system menu, enter: consoleSpeed 3 At the prompt, enter the baud setting for the...
Page 45 - Getting Additional Help; system display; Diagnosing Problems; Power Failures
6 T ROUBLESHOOTING THE S YSTEM This chapter explains how to troubleshoot certain problems with the SuperStack ® II Switch 3900 system. It covers: ■ Getting Additional Help ■ Diagnosing Problems ■ Cleaning Dirty Fiber Optic Ports and Connectors Getting Additional Help If you experience system problem...
Page 48 - Follow all safety precautions in Chapter 3
6-4 C HAPTER 6: T ROUBLESHOOTING THE S YSTEM Cleaning Dirty Fiber Optic Ports and Connectors Fiber optic transceivers are sensitive optical devices. Handle them carefully. If dirt collects on a fiber optic lens, the associated LED may not light. You may also notice degradation in port performance, i...
Page 51 - General Safety Requirements
B S ITE R EQUIREMENTS AND S AFETY C ODES You took careful steps to plan and prepare your site for new or additional SuperStack ® II Switch 3900 stackable switch systems. For your reference, this appendix summarizes the criteria that your site should meet for the Switch 3900 to operate safely and eff...
Page 52 - system specifications shown in Appendix A.; Distribution Rack Requirements; Protective Grounding for the Rack
B-2 A PPENDIX B: S ITE R EQUIREMENTS AND S AFETY C ODES ■ Be sure that each wiring closet has a suitable ground. Ground all metal racks, enclosures, boxes, and raceways in the closet. ■ Use AC power, 15-ampere service receptacles, type N5/15 or NEMA 5-15R for 120 VAC, and the other system specificat...
Page 53 - Mechanical Requirements for the Rack; Use a rack that is made of steel.
Distribution Rack Requirements B-3 Figure B-1 Recommended Service Access Mechanical Requirements for the Rack Verify that your racks comply with the standards and requirements in your cabling system plan and conform to these conventional standards: ■ In the United States, comply with EIA Standard RS...
Page 54 - Building and Electrical Codes; Building Codes; Major building codes:
B-4 A PPENDIX B: S ITE R EQUIREMENTS AND S AFETY C ODES Figure B-2 Recommended Rack Styles Building and Electrical Codes Follow all appropriate building codes and authorities on electrical codes when planning your site and installing your cable for the Switch 3900 system. Specific building and elect...
Page 55 - Electrical Codes; National Electrical Code (NEC) Classification; — An organization of electrical product
Building and Electrical Codes B-5 Electrical Codes Authorities on electrical codes (USA only): ■ National Electrical Code (NEC) Classification — A recognized authority on safe electrical wiring. Federal, state, and local governments use NEC standards to establish their own laws, ordinances, and code...
Page 57 - Online Technical Services; World Wide Web site; automated fax service; World Wide Web Site; Com Bulletin Board Service
C T ECHNICAL S UPPORT 3Com provides easy access to technical support information through a variety of services. This appendix describes these services. Information contained in this appendix is correct at time of publication. For the very latest, 3Com recommends that you access the 3Com Corporation ...
Page 58 - Access by Analog Modem; ComFacts Automated Fax Service; Call 3ComFacts using your Touch-Tone telephone:; Support from Your Network Supplier; Diagnostic error messages
C-2 A PPENDIX C: T ECHNICAL S UPPORT Access by Analog Modem To reach the service by modem, set your modem to 8 data bits, no parity, and 1 stop bit. Call the telephone number nearest you: Access by Digital Modem ISDN users can dial in to the 3Com BBS using a digital modem for fast access up to 56 Kb...
Page 59 - Support from 3Com
Support from 3Com C-3 Support from 3Com If you are unable to obtain assistance from the 3Com online technical resources or from your network supplier, 3Com offers technical telephone support services. To find out more about your support options, please call the 3Com technical telephone support phone...
Page 60 - Returning Products for Repair
C-4 A PPENDIX C: T ECHNICAL S UPPORT Returning Products for Repair Before you send a product directly to 3Com for repair, you must first obtain a Return Materials Authorization (RMA) number. Products sent to 3Com without RMA numbers will be returned to the sender unopened, at the sender’s expense. T...
Page 61 - INDEX; Numbers
INDEX Numbers 10/100BASE-TX cabling 3-2connector pin assignments 3-3 1000BASE-LX module 3-41000BASE-SX module 3-43Com bulletin board service (3Com BBS) C-13Com FTP site C-13Com URL 1, C-13ComFacts fax service C-2 A AC components Redundant Power System 4-1Uninterruptible Power System 4-1 Administrati...
Page 65 - Com Corporation L; IMITED
3Com Corporation L IMITED W ARRANTY 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 the date of purchase from 3Com or its authorized reseller: If a product does not operate as war...
