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3Com 3300 TM User Manual
Summary of 3300 TM
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® http://www.3com.Com/ superstack ® ii switch 3300 sm user guide 3c16987 part no. Dua1698-7aaa01 published may 2000
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3com corporation 5400 bayfront plaza santa clara, california 95052-8145 copyright © 2000, 3com technologies. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) witho...
Page 3: Ontents
C ontents a bout t his g uide conventions 8 related documentation 9 year 2000 compliance 10 documentation comments 10 product registration 10 1 i ntroducing the s witch 3300 sm about the superstack ii switch 3300 sm 12 summary of features 12 switch 3300 sm — front view detail 13 10base-t/100base-tx ...
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2 i nstalling the s witch choosing a suitable site 24 rack-mounting 24 placing units on top of each other 25 stacking units 26 stacking two units 26 stacking up to four units 27 the power-up sequence 29 connecting a redundant power system 29 powering-up the switch 3300 sm 29 checking for correct ope...
Page 5: Emc S
Support from 3com 48 returning products for repair 50 g lossary i ndex 3c om c orporation l imited w arranty emc s tatements.
Page 7: Bout
A bout t his g uide this guide provides all the information you need to install and use a superstack ® ii switch 3300 sm (3c16987) unit with default settings. If you want to change the way the switch works using management software, refer to the “superstack ii switch management guide”. The guide is ...
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8 a bout t his g uide conventions table 1 and table 2 list conventions that are used throughout this guide. Table 1 notice icons icon notice type description information note information that describes important features or instructions caution information that alerts you to potential loss of data o...
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Related documentation 9 related documentation in addition to this guide, each switch 3300 sm document set includes the following: ■ management guide this guide contains all the management information for the switch. ■ quick reference guide this guide contains a quick summary of the hardware and soft...
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10 a bout t his g uide in addition, there are other publications you may find useful: ■ documentation accompanying the advanced redundant power system. Year 2000 compliance for information on year 2000 compliance and 3com products, visit the 3com year 2000 web page: http://www.3com.Com/products/yr20...
Page 11: Ntroducing
1 i ntroducing the s witch 3300 sm this chapter contains introductory information about the switch and how it can be used in your network. It covers the following topics: ■ about the superstack ii switch 3300 sm ■ switch 3300 sm — front view detail ■ switch 3300 sm — rear view detail ■ network confi...
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12 c hapter 1: i ntroducing the s witch 3300 sm about the superstack ii switch 3300 sm the superstack ® ii switch 3300 sm connects: ■ your existing 10mbps devices. ■ high-performance workgroups with a 100mbps or 1000mbps backbone or server connection. ■ users to dedicated 100mbps ports in one switch...
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Switch 3300 sm — front view detail 13 switch 3300 sm — front view detail figure 1 switch 3300 sm — front view 10base-t/ 100base-tx ports the switch has 24 auto-negotiating 10base-t/100base-tx ports configured as mdix (cross-over). These ports can be set to 10base-t half duplex, 10base-t full duplex,...
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14 c hapter 1: i ntroducing the s witch 3300 sm table 3 led behavior led color indicates port status leds packet yellow packets are being transmitted/received on the port. Off no packets are being transmitted/received on the port. Status green a link is present, and the port is enabled. Green flashi...
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Switch 3300 sm — rear view detail 15 switch 3300 sm — rear view detail figure 2 switch 3300 sm — rear view unit information label this label shows the following: ■ the 3com product name of the switch ■ the 3com 3c number of the switch ■ the unique mac address (ethernet address) of the switch ■ the s...
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16 c hapter 1: i ntroducing the s witch 3300 sm console port the console port allows you to connect a terminal and perform remote or local out-of-band management. The console port uses standard null modem cable and is set to auto-baud, 8 data bits, no parity and 1 stop bit. Matrix port the matrix po...
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Network configuration examples 17 network configuration examples the following illustrations show some examples of how the switch can be used in your network. Switch 3300 sm as a segmentation switch the example in figure 3 shows how a switch 3300 sm stack can segment a network of shared 10mbps,100mb...
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18 c hapter 1: i ntroducing the s witch 3300 sm switch 3300 sm as a collapsed backbone switch the example in figure 4 shows how a switch 3300 sm stack can act as a backbone for both shared and switched network segments. Figure 4 using the switch as a collapsed backbone switch 3300 sm stack endstatio...
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Network configuration examples 19 switch 3300 sm as a desktop switch the example in figure 5 shows how a switch 3300 sm can be used, within a stack, for a group of users that require dedicated 10mbps or 100mbps connections to the desktop. The 3300 sm switches provide a gigabit ethernet connection to...
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20 c hapter 1: i ntroducing the s witch 3300 sm configuration rules for fast ethernet the topology rules for 100mbps fast ethernet are slightly different to those for 10mbps ethernet. Figure 6 illustrates the key topology rules and provides examples of how they allow for large-scale fast ethernet ne...
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Configuration rules with full duplex 21 the key topology rules are: ■ maximum utp cable length is 100m (328ft) over category 5 cable. ■ a 412m (1352ft) fiber run is allowed for connecting switch-to-switch, or endstation-to-switch, using half-duplex 100base-fx. ■ a total network span of 325m (1066ft)...
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22 c hapter 1: i ntroducing the s witch 3300 sm configuration rules for gigabit ethernet gigabit ethernet is designed to run over four media: ■ single-mode fiber optic cable, with connections up to 5km. ■ multimode fiber optic cable, with connections up to 550m. ■ balanced, shielded copper cabling, ...
Page 23: Nstalling
2 i nstalling the s witch this chapter contains the information you need to install and set up the switch. It covers the following topics: ■ choosing a suitable site ■ rack-mounting ■ placing units on top of each other ■ stacking units ■ the power-up sequence ■ choosing the correct cables ■ solving ...
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24 c hapter 2: i nstalling the s witch choosing a suitable site the switch is suited for use in an office environment where it can be mounted in a standard 19-inch equipment rack, or free standing. Alternatively, the switch can be rack-mounted in a wiring closet or equipment room. A rack-mounting ki...
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Placing units on top of each other 25 figure 7 fitting a bracket for rack mounting 3 insert the two screws and tighten with a suitable screwdriver. You must use the screws supplied with the mounting brackets. Damage caused to the unit by using incorrect screws invalidates your warranty. 4 repeat ste...
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26 c hapter 2: i nstalling the s witch stacking units units in the switch 1100/3300 family can be stacked together and then treated as a single manageable unit with one ip address. The matrix port on the rear of the switch allows you to connect two switch units back-to-back. For this you need a matr...
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Stacking units 27 figure 8 a stack of two units stacking up to four units you can stack up to four switch units using a switch 3300 mm and the appropriate number of matrix cables. You need only one superstack ii switch 3300 mm per stack. To stack up to four switch units: 1 power-off all the units. 2...
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28 c hapter 2: i nstalling the s witch 4 if you use the management software of the units: ■ ensure that all the units have the same version of management software ■ ensure that you re-configure the stack-wide features on all the units for more information about management software, see “managing the...
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The power-up sequence 29 the power-up sequence the following sections describe how to get your switch 3300 sm powered-up and ready for operation. Connecting a redundant power system you can connect a superstack ii advanced redundant power system (part number 3c16071a) to the switch. This unit, which...
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30 c hapter 2: i nstalling the s witch if there is evidence of a problem, see “solving problems indicated by leds” on page 31 . Choosing the correct cables all of the ports on the front of the switch 3300 sm are configured as mdix (cross-over). If you want to make a connection to another mdix port, ...
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Solving problems indicated by leds 31 solving problems indicated by leds if the leds on the switch indicate a problem, refer to table 6 which contains a list of problems and suggested solutions. For information about solving problems when managing the switch, refer to the problem solving chapter in ...
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32 c hapter 2: i nstalling the s witch managing the switch the switch contains software that allows you to change and monitor the way it works. This management software is not required to get the switch working, but if you do use it, you may improve the efficiency of the switch and therefore improve...
Page 33: Afety
A s afety i nformation you must read the following safety information before carrying out any installation or removal of components, or any maintenance procedures on the switch 3300 sm. Warning: warnings contain directions that you must follow for your personal safety. Follow all directions carefull...
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34 a ppendix a: s afety i nformation important safety information ■ installation and removal of the unit must be carried out by qualified personnel only. ■ if installing the switch unit in a stack with superstack ii hub units, the switch 3300 sm unit must be installed below the hub units. ■ the unit...
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Important safety information 35 ■ france and peru only: this unit cannot be powered from it† supplies. If your supplies are of it type, this unit must be powered by 230v (2p+t) via an isolation transformer ratio 1:1, with the secondary connection point labelled neutral, connected directly to earth (...
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36 a ppendix a: s afety i nformation l’information de sécurité importante ■ l'installation et la dépose de ce groupe doivent être confiés à un personnel qualifié. ■ si vous entassez l'unité switch avec les unités superstack ii hub, l'unité switch 3300 sm doit être installée en dessous des unités hub...
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L’information de sécurité importante 37 ■ l’appareil fonctionne à une tension extrêmement basse de sécurité qui est conforme à la norme cei 950. Ces conditions ne sont maintenues que si l'équipement auquel il est raccordé fonctionne dans les mêmes conditions. ■ france et pérou uniquement: ce groupe ...
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38 a ppendix a: s afety i nformation wichtige sicherheitsinformat ionen ■ die installation und der ausbau des geräts darf nur durch fachpersonal erfolgen. ■ wenn die switch 3300 sm einheit in einer stapel mit anderen superstack ii hub einheiten eingebaut werden soll, muß die switch 3300 sm einheit u...
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Wichtige sicherheitsinformationen 39 warnhinweis: faseroptikanschlüsse - optische sicherheit. Niemals mit einem vergrößerungsgerät einen Übertragungs-laser betrachten, während dieser eingeschaltet ist. Niemals direkt auf den faser anschluß und auf die faserkabelenden schauen, während diese eingescha...
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40 a ppendix a: s afety i nformation.
Page 41: Outs
B p in - outs null modem cable 9-pin to rs-232 25-pin pc-at serial cable 9-pin to 9-pin screen txd rxd ground rts cts dsr dcd dtr screen rxd txd ground rts dtr cts dsr dcd shell 3 2 5 7 8 6 1 4 1 3 2 7 4 20 5 6 8 switch 3300 sm cable connector: 9-pin female pc/terminal cable connector: 25-pin male/f...
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42 a ppendix b: p in - outs modem cable 9-pin to rs-232 25-pin rj45 pin assignments pin assignments are identical for 10base-t and 100base-tx rj45 connectors screen txd rxd rts cts dsr ground dcd dtr screen txd rxd rts cts dsr ground dcd dtr shell 3 2 7 8 6 5 1 4 1 2 3 4 5 6 7 8 20 switch 3300 sm ca...
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Rj45 pin assignments 43 ports configured as mdix 1 rxdata + receive data 2 rxdata – receive data 3 txdata + transmit data 4 not assigned 5 not assigned 6 txdata – transmit data 7 not assigned 8 not assigned table 7 pin assignments pin number signal function.
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44 a ppendix b: p in - outs.
Page 45: Echnical
C t echnical s pecifications physical dimensions height: 43.6mm x width: 440mm x depth: 247.5mm weight: 5kg (11lbs) environmental requirements operating temperature 0° to 50°c (32° to 122°f) storage temperature –10° to +70°c (14° to 158°f) operating humidity 10–95% relative humidity, non-condensing ...
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46 a ppendix c: t echnical s pecifications standards supported snmp snmp protocol (rfc 1157) mib-ii (rfc 1213) bridge mib (rfc 1493) repeater mib (rfc 1516) vlan mib (rfc 1573) rmon mib (rfc 1271) bootp (rfc 951) terminal emulation telnet (rfc 854) protocols used for administration udp (rfc 768) ip ...
Page 47: Echnical
D 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 most recent information, 3com recommends that you access the 3com ...
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48 a ppendix d: t echnical s upport 3com ftp site download drivers, patches, software, and mibs 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: ■ hostnam...
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Support from 3com 49 when you contact 3com for assistance, have the following information ready: ■ product model name, part number, and serial number ■ a list of system hardware and software, including revision levels ■ diagnostic error messages ■ details about recent configuration changes, if appli...
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50 a ppendix d: t echnical s upport returning products for repair before you send a product directly to 3com for repair, you must first obtain an authorization number. Products sent to 3com without authorization numbers will be returned to the sender unopened, at the sender’s expense. To obtain an a...
Page 51: Lossary
G lossary 10base-t the ieee specification for 10mbps ethernet over category 3, 4 or 5 twisted pair cable. 100base-fx the ieee specification for 100mbps fast ethernet over fiber-optic cable. 100base-tx the ieee specification for 100mbps fast ethernet over category 5 twisted-pair cable. 1000base-sx th...
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52 g lossary information to forward packets based on their destination address. This process is known as filtering. Broadcast a packet sent to all devices on a network. Broadcast storm multiple simultaneous broadcasts that typically absorb all the available network bandwidth and can cause a network ...
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G lossary 53 full duplex a system that allows packets to be transmitted and received at the same time and, in effect, doubles the potential throughput of a link. Half duplex a system that allows packets to transmitted and received, but not at the same time. Contrast with full duplex. Hub a device th...
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54 g lossary loop an event that occurs when two network devices are connected by more than one path, thereby causing packets to repeatedly cycle around the network and not reach their destination. Mac media access control. A protocol specified by the ieee for determining which devices have access to...
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G lossary 55 server a computer in a network that is shared by multiple endstations. Servers provide endstations with access to shared network services such as computer files and printer queues. Slip serial line internet protocol. A protocol that allows ip to run over a serial line (console port) con...
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56 g lossary wan wide area network. A communications network that covers a wide area. A wan can cover a large geographic area, and may contain several lans within it..
Page 57: Ndex
I ndex numbers 1000base-sx 13 10base-t/100base-tx ports 13 3c number 15 3com knowledgebase web services 47 3com url 47 3comfacts 48 a auto-negotiating ports 13 c cable choosing the correct 30 matrix 16 maximum length 13, 21, 22 pin-outs 41 console port 16 conventions notice icons, about this guide 8...
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58 i ndex powering-up a switch 3300 sm 29 product name 15 r rack mounting a switch 3300 sm 24 redundant power system. See rps returning products for repair 50 rps 15 connecting 29 socket 15 s safety information english 34 french 36 german 38 segment, maximum length 13, 21 serial number of the switch...
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3com corporation l imited w arranty this warranty applies to customers located in the united states, australia, canada (except quebec), ireland, new zealand, u.K., and other english language countries, and countries for which a translation into the local language is not provided. S uper s tack ® ii ...
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Shipped to customer, at 3com's expense, not later than thirty (30) days after 3com receives the defective product, and 3com will retain risk of loss or damage until the item is delivered to customer. 3com shall not be responsible for any software, firmware, information, or memory data of customer co...
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L imitation of l iability to the full extent allowed by law, 3com also excludes for itself and its suppliers any liability, whether based in contract or tort (including negligence), for incidental, consequential, indirect, special, or punitive damages of any kind, or for loss of revenue or profits, ...
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Emc s tatements fcc s tatement 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...