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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 
World Wide Web site.

Online Technical Services

3Com offers worldwide product support 24 hours 
a day, 7 days a week, through the following online 
systems:

World Wide Web site

3Com FTP site

3Com Bulletin Board Service (3Com BBS)

3ComFacts

SM

 automated fax service

World Wide Web Site

Access the latest networking information on the 
3Com Corporation World Wide Web site by entering 
the URL into your Internet browser:

http://www.3com.com/

This service provides access to online support 
information such as technical documentation and 

software library, as well as support options ranging 
from technical education to maintenance and 
professional services.

3Com FTP Site

Download drivers, patches, MIBS, and software across 
the Internet from the 3Com public FTP site. This 
service is available 24 hours a day, 7 days a week.

To connect to the 3Com FTP site, enter the following 
information into your FTP client:

Hostname:  

ftp.3com.com 

(or

 

192.156.136.12

)

Username:  

anonymous

Password:  

<your Internet e-mail address>

A user name and password are not needed with Web 
browser software such as Netscape Navigator and 
Internet Explorer.

3Com Bulletin Board Service

The 3Com BBS contains patches, software, and 
drivers for 3Com products. This service is available 
through analog modem or digital modem (ISDN) 
24 hours a day, 7 days a week. 

Summary of Contents for SuperStack II 10005622

Page 1: ...http www 3com com SuperStack II Switch 3900 Getting Started Guide Part No 10005622 Published April 1998...

Page 2: ...d with limited rights only as provided in DFAR 252 227 7015 Nov 1995 or FAR 52 227 14 June 1987 whichever is applicable You agree not to remove or deface any portion of any legend provided on any lice...

Page 3: ...ct connection to the public telecommunication network AUSTRALIAN EMC FRAMEWORKS COMPLIANCE This product conforms to the EMC Frameworks and meets the Class A limits of AS3548 TRADEMARKS Unless otherwis...

Page 4: ......

Page 5: ...oviding Dedicated Links for Fast Ethernet 1 6 Network Configuration Sample 1 7 2 INSTALLING THE SYSTEM Before You Begin 2 1 Installing the System on a Table Top or in a Free Standing Stack 2 2 Install...

Page 6: ...OTING THE SYSTEM Getting Additional Help 6 1 Diagnosing Problems 6 1 Power Failures 6 1 Abnormal LED Activity 6 1 Cleaning Dirty Fiber Optic Ports and Connectors 6 4 A SYSTEM SPECIFICATIONS B SITE REQ...

Page 7: ...dge of 3Com s Switch 3900 high performance networking equipment Most user guides and release notes are available in Adobe Acrobat Reader Portable Document Format PDF or HTML on the 3Com World Wide Web...

Page 8: ...onal injury For information on Turn to Table 2 Text Conventions Convention Description Screen displays This typeface represents information as it appears on the screen Commands The word command means...

Page 9: ...describes any changes to the Switch 3900 system s documentation SuperStack II Switch 3900 and 9300 Quick Installation Guide How to perform a quick installation of your system For more details on insta...

Page 10: ...system If you are using network management software from another vendor refer to the sections of the product s documentation that describe how to manage SNMP devices SNMP documents 3Com recommends the...

Page 11: ...Year 2000 Compliance 5 Year 2000 Compliance For information on Year 2000 compliance and 3Com products visit the 3Com Year 2000 Web page http www 3com com products yr2000 html...

Page 12: ......

Page 13: ...II Switch 3900 family delivers full line rate nonblocking switching between 10 100 Mb links and 1000 Mb Gigabit Ethernet links The Switch 3900 family consists of two models 3C39024 The 24 port 10 100B...

Page 14: ...45 Ethernet ports System and Port LEDs Provide information about the system and each port 14 15 16 17 13 18 19 20 21 22 23 24 14 15 16 17 13 18 19 20 21 22 23 10 10 6 7 8 9 Status 1x 6x 12x 7x 13x 18...

Page 15: ...d link OK off link fail Power Fault 10 100 BASE TX Pckt Stat Pckt Stat Pckt Stat 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 17 13 18 19 20 21 22 23 24 14 15 16 17 13 18 19 20 21 22...

Page 16: ...ows you to connect a workstation or modem to the Switch 3900 system for management access 1000 Base SX Pckt Stat Console RPS Connector Connects to the Optional Redundant Power System Optional Gigabit...

Page 17: ...t IGMP Snooping The Switch 3900 conserves the network bandwidth that is consumed by audio and video applications by keeping IP multicast traffic isolated to specific ports Trunking links Spanning Tree...

Page 18: ...LX Gigabit Ethernet Module Installation Guide that is on the Documentation CD and shipped with either module Network Configuration Example This section describes one way to place the Switch 3900 in yo...

Page 19: ...desktop systems 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 Fault Power 10 100 BASE TX 2 3 1 10 11 12 4 5 6 7 8 9 2 3 1 10 1...

Page 20: ......

Page 21: ...ore You Begin the next section Installing the System in a Distribution Rack on page 2 3 Before You Begin Before you begin this procedure be sure to Move the Switch 3900 system close to where you plan...

Page 22: ...ashing green disabled link OK off link fail Fault Power 10 100 BASE TX 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 17 13 18 19 20 21 22 23 24 14 15 16 17 13 18 19 20 21 22 23 24 26...

Page 23: ...e power source Preparing the System and Rack To prepare the system and distribution rack for installing the Switch 3900 system 1 See Appendix B for distribution rack requirements 2 Attach the mounting...

Page 24: ...le pattern Figure 2 4 illustrates the positions of two Switch 3900s one attached to holes 1 and 4 and the other attached to holes 6 and 9 To mount only one Switch 3900 use either position Figure 2 4 P...

Page 25: ...the system in place Insert the four suitable mounting screws not provided into the designated mounting holes on the bracket Repeat for the other side 3 Verify that the system is level 4 Tighten the mo...

Page 26: ......

Page 27: ...24 or 36 shielded 10 100BASE TX RJ 45 Ethernet ports on the front panel One fixed Gigabit Ethernet port on the back panel Two Gigabit Ethernet expansion slots for optional Gigabit Ethernet modules on...

Page 28: ...r wiring To connect a Switch 3900 system to a 10 100BASE TX repeater or switch use a crossover cable or set the port on the connected device to MDI and use a straight through cable Follow these guidel...

Page 29: ...tor Pin Assignments Table 3 1 provides the pin assignments for the RJ 45 connectors Male RJ 45 connector 10 100BASE TX cable Port 7 1x 6x 12x 7x 13x 18x 24x 19x 25x 31x 10 100 BASE TX Table 3 1 10 100...

Page 30: ...ors Verify that the length of the fiber cable from the system to any location does not exceed these recommended distances Use 1000BASE LX over 8 micron to 10 micron SMF fiber for distances of up to 3...

Page 31: ...rough 3 Figure 3 2 shows the Gigabit Ethernet cabling Figure 3 2 Cabling the Fixed Gigabit Ethernet Port Cabling the Console Port The Console port on the back panel provides local or remote administra...

Page 32: ...your terminal Figure 3 3 shows the cabling of the Console port You can also access the system remotely through any Ethernet port using telnet See the SuperStack II Switch 3900 and 9300 Administration...

Page 33: ...signments 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...

Page 34: ......

Page 35: ...tem To protect against internal power supply failures you can connect a 3Com Advanced Redundant Power System Type 2 RPS to the Switch 3900 system The RPS connector is located on the rear panel CAUTION...

Page 36: ...ssible You can turn the system off only by removing the power cord from the power source 2 Plug the power cord into the system 3 Plug the other end of the power cord into the power outlet The LEDs pro...

Page 37: ...ational Solid or Blinking Yellow The system has failed diagnostics or some other operational error has occurred See Chapter 6 for troubleshooting information Ethernet Port Diagnostics This section sum...

Page 38: ...18 19 20 21 22 23 24 14 15 16 17 13 18 19 20 21 22 23 24 26 27 28 29 25 30 31 32 33 34 35 36 26 27 28 29 25 30 31 32 33 34 35 36 Pckt Stat Pckt Stat Pckt Stat Ethernet Port Status LEDs Green Associat...

Page 39: ...hapter 5 Table 4 1 System Power Up Checklist Check Description Power up error messages If there is a problem during power up the messages are displayed in the Administration Console connection through...

Page 40: ......

Page 41: ...tch 3900 and 9300 Administration Guide For more complete network management access the system with an external SNMP based management application such as 3Com s Transcend Enterprise Manager for UNIX or...

Page 42: ...3900 system and a subnetwork It allows you to manage the system through any of the Ethernet ports With an IP interface you can use the rlogin or telnet commands to access the Administration Console us...

Page 43: ...formation on how to define an IP interface through which you can manage your Switch 3900 system An IP interface contains the following parameters IP address This address which is specific to your netw...

Page 44: ......

Page 45: ...of purchase Software revision number Brief description of the problem You can view some of this information in the Administration Console From the top level menu enter system display For additional i...

Page 46: ...using an RPS or a UPS check that it is firmly plugged into the building s power outlet 4 Try another power cable 5 If the system still does not operate contact 3Com Technical Support or your service r...

Page 47: ...a connection to the port Cable is not fully attached to the port Port cable is faulty Fiber optic ports or connectors are dirty 1 Verify that all cables are firmly plugged into both the system s affec...

Page 48: ...g with fiber optic components To clean a fiber optic lens take these steps 1 Remove any accumulated dust or debris from the port or connector by blowing across all surfaces with a canned air duster Co...

Page 49: ...General Approval Statement The SuperStack II Switch 3900 is manufactured to the international Safety Standard EN60950 and is approved in the UK under the General Approval Number NS G 12345 J 100003 fo...

Page 50: ...RFC 768 IP RFC 791 ICMP RFC 792 TCP RFC 793 ARP RFC 826 Table A 3 LED Indicators on the SuperStack II Switch 3900 LED Type Description System LEDs Power Green System is on Off System is receiving no p...

Page 51: ...All grounding requirements listed in Wiring Closet Recommendations and Distribution Rack Requirements Wiring Closet Recommendations The cabling system plan at your facility probably covers most wiring...

Page 52: ...wered up Distribution Rack Requirements If you plan to mount your SuperStack II Switch 3900 systems in a distribution rack verify that your rack meets the basic mechanical and space requirements descr...

Page 53: ...ce and provide excellent ventilation Use a rack that has the universal mounting rail hole pattern identified in IEC Standard 297 See Figure 2 3 for a description of the universal mounting hole pattern...

Page 54: ...tion The following lists are provided as resources to help you to find additional information Building Codes Major building codes Uniform Building Code International Conference of Building Officials I...

Page 55: ...nd capability of electrical wiring and equipment to determine whether they meet certain safety standards when properly used Acceptance is usually indicated by the words UL Approved or UL Listed UL 333...

Page 56: ......

Page 57: ...browser http www 3com com This service provides access to online support information such as technical documentation and software library as well as support options ranging from technical education to...

Page 58: ...rvices including network planning installation hardware maintenance application training and support services When you contact your network supplier for assistance have the following information ready...

Page 59: ...515 86 21 6350 1590 10 800 3656 800 933 486 61 2 9937 5085 001 800 61 009 0031 61 6439 1800 801 777 0800 446 398 continued Singapore S Korea From anywhere in S Korea From Seoul Taiwan Thailand Pakist...

Page 60: ...dle East 011 44 1442 435860 011 44 1442 435718 From the following European countries you may call the toll free numbers select option 2 and then option 2 Austria Belgium Denmark Finland France Germany...

Page 61: ...4 Console port baud setting 5 2 cabling 3 5 default settings 5 2 pin assignments 3 7 terminal 5 1 conventions in text defined 2 cooling the system B 2 D DB 9 connector pin assignments 3 5 diagnostic...

Page 62: ...net 3 4 mounting brackets 2 3 mounting hole pattern 2 3 mounting rails B 3 multimode fiber safety precautions 3 1 N National Fire Protection Association NFPA B 5 NEC electrical code B 5 NEMA electrica...

Page 63: ...4 1 turning on 4 1 4 2 Switch 3900 documentation 3 system checks 4 5 system cooling B 2 T table top installation 2 2 technical support 3Com URL C 1 bulletin board service C 1 fax service C 2 FTP site...

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Page 65: ...y to Heritage US Robotics Corporation products If it appears that any such product does not perform properly with regard to such date data on and after January 1 2000 and Customer notifies 3Com before...

Page 66: ...ITY OF SUCH DAMAGES AND LIMITS ITS LIABILITY TO REPAIR REPLACEMENT OR REFUND OF THE PURCHASE PRICE PAID AT 3COM S OPTION THIS DISCLAIMER OF LIABILITY FOR DAMAGES WILL NOT BE AFFECTED IF ANY REMEDY PRO...

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