3Com SuperStack 3 3C17204 manual

http://www.3com.com/ Part No. DUA1720-3AAA 09 Published July 2005 SuperStack ® 3 Switch 4400 Family Getting Started Guide Switch 4400 (3C17203 ) Switch 4400 (3C17204 ) Switch 4400 PWR (3 C17205) Switch 4400 SE (3C17206) Switch 4400 FX (3C17210 ) DUA1720-3AAA09.book Page 1 Wednesday , July 6, 2005 4:33 PM[...]

3Com Corporati on 350 Campus Drive Marlborough, MA 01752-3064 Copyright © 2001, 2002, 2003 , 2004, 2005 3Com Co rporation. All rights r eserved. No part of this documentation may be r epr oduced in a ny form or by any means or used to make any derivative work (such as translation, transformation , or adaptation) wi t hout written permission fr om [...]

C ONTENTS A BOUT T HIS G UIDE Before Y ou Start 7 Release Notes 7 About Y o ur CD-ROM 8 Conventions 8 Related Documen tation 9 Accessing Online Documentation 10 Documentation Comments 10 1 I NTR ODUCING THE S UPER S TACK 3 S WITCH 4400 About the Switch 44 00 14 Summary of Har dware Feat ur es 14 Switch 4400 — Fr ont View Detail 15 10BASE-T/ 100BA[...]

Rules For Stacking Units 28 The Power -up Seque nce 30 Powering-up th e Switch 4400 30 Checking for Correc t Operation of LEDs 30 Connecting a Redundant Powe r System 30 Using Power over Ethernet 31 Choosing the Correct Cables (Switch 4400, 44 00 SE and 4400 PWR) 31 Choosing the Correct Cables (Switch 4400 FX) 32 3 S ETTING U P FOR M ANAGEMENT Sett[...]

4 P RO B LE M S OLVING Solving Pr oblems Indicated by LEDs 58 Solving Hardwar e Pr oblems 59 Solving Communication Problems 61 Solving Software Upgrade Pr oblems 63 A S AFETY I NFORMATION Power Cord Set — Japa n 66 Important S afety Infor mation 66 L ’inform ation d e Sécurité Importan te 68 W ichtige Sicherheitsinf ormationen 70 Información[...]

I NDEX R EGULATORY N OTICES DUA1720-3AAA09.book Page 6 Wednesday , July 6, 2005 4:33 PM[...]

A BOUT T HIS G UIDE This guide provides all the information you need to install and use the following switches in their default state: ■ SuperStack ® 3 Switch 4400 (3C17203) ■ SuperStack ® 3 Switch 4400 (3C17204) ■ SuperStack ® 3 Switch 4400 PWR (3C17205) ■ SuperStack ® 3 Switch 4400 SE (3C17206) ■ SuperStack ® 3 Switch 4400 FX (3C17[...]

8 A BOUT T HIS G UIDE About Y our CD-ROM The CD-ROM contains the followin g: ■ Online documentation for the Sw itch 4400 — refer to Related Documentation on page 9 for details. ■ A number of other useful applications. Most user guides and r elease notes ar e available in Adobe Acr obat Reader Portable Document Format (PDF) or HTML on the 3Com[...]

Related Documentation 9 Related Documentation In addition to this guide, each Switch documentation set includes the following: ■ SuperStack 3 Switch Implementation Guide This guide contains information o n the features supported by your Switch and how they can be used to optimize your netw ork. It is supplied in PDF format on the CD-ROM tha t acc[...]

10 A BOUT T HIS G UIDE ■ Release No tes These notes p rovide information about the current software r elease, including new features, modifications, and known problems. The Release No tes are supplied in PDF format on the CD-ROM that accompanies the Switch. The latest re lease notes ar e available in Adobe Acr o bat Reader Portable Document Forma[...]

Documentation Comments 11 Please include the following information when commenting: ■ Document ti tle ■ Document part number (on the title page) ■ Page number (if appropriate) Exampl e: Part Number DUA1720-3AAA09 SuperStack 3 Switch 4400 Family Getting Started Guide Page 21 Please note that we can only resp ond to comments and questions about[...]

12 A BOUT T HIS G UIDE DUA1720-3AAA09.book Page 12 Wednes day, July 6, 2005 4:33 PM[...]

1 I NTR ODUCING THE S UPER S TACK 3 S WITCH 4400 This chapter co ntains introductory information about t he Switch 4400 and how it can be used in your network. It covers su mmaries of hardwar e and software featur es and also the following topics: ■ About the Swit ch 4400 ■ Switch 4400 — Front View Detail ■ Switch 4400 — Rear View Detail [...]

14 C HAPTER 1: I NTRODUCING THE S UPER S TACK 3 S WITCH 4400 About the Switch 4400 The Switch 4400 is a stackable 10/100 Mbps Ether net switch and provides high-performance workgr o ups with a backbone to server connection. The Switch 4400 allows Cascade, Gigabit Ethern et or Fast Ether net Fiber connections when expa nsion modules are installed in[...]

Switch 4400 — Front View Detai l 15 Switch 4400 — Front View Detail Figure 1 Switch 4400 FX — fr ont view Figure 2 Switch 4400 (24-port) / Switch 4400 SE — fr ont view Figure 3 Switch 4400 PWR — fr ont view 3 5 4 7 6 8 11 12 3 4 6 5 7 8 9 10 1 2 13 14 15 16 17 18 19 20 21 22 23 24 3C17203 SuperStack 3 © Power/Self test Module 1 Module 2 [...]

16 C HAPTER 1: I NTRODUCING THE S UPER S TACK 3 S WITCH 4400 Figure 4 Switch 4400 (48-port) — fr ont view WA RN I N G : RJ-45 Ports. These are shielded RJ-45 data sockets. They cannot be used as standard tradition al telephone sockets, or to connect the unit to a traditional PBX or public telephone netw ork. Only connect RJ-4 5 data connectors, n[...]

Switch 4400 — Front View Detai l 17 connector that allows both the transmit and the receive fibers to be connected in the same space as an RJ-45 port. LEDs Ta b l e 4 lists LEDs visible on the front of the Switch, and how to r ead their status according to color . For information on using the LEDs for problem solving, see “Solving Problems Indi[...]

18 C HAPTER 1: I NTRODUCING THE S UPER S TACK 3 S WITCH 4400 Port LEDs — Power over Et hernet mode (3C17205 only) Packet Green Power is being delivered to the port. Green flashing Exceeded port power limit (overCurrent MIB state) or unable to supply power due to unit over budget (denyLowPriority MIB state). Yellow Power over Ethernet error, no po[...]

Switch 4400 — Rear View Detail 19 Switch 4400 — Rea r View Detail Figure 5 Switch 4400 (all models) — r ear view Power Socket The Switch automatica lly adjusts its power setting to any supply voltage in the range 90-240 V AC. Redundant Power System Socket T o pr otect against inter nal power supply fa ilure, you can use this socket to connect[...]

20 C HAPTER 1: I NTRODUCING THE S UPER S TACK 3 S WITCH 4400 Default Setti ngs Ta b l e 5 shows the defau lt settings for the Switch 4400: Ta b l e 5 Default Settings Feature Switch 4400 Automatic IP Config uration Enabled Port Status Enabled Port Speed 10/100 Mbps ports are auto-negotiated MT-RJ ports (3C17210) are fixed at 100 Mbps Duplex Mode Al[...]

Default Settings 21 T o make Advanced T raffic Priori tization, RADIUS Based Auto QoS Assignment, and T raffic Sh aping ava ilable on the SuperStack 3 Switch 4400 SE, upgrade the pr oduct to the Switch 440 0 SE Enhanced Software Upgrade (3C17207). If you initialize a Switch unit by selecting System > Control > Initi alize in the Web interface[...]

22 C HAPTER 1: I NTRODUCING THE S UPER S TACK 3 S WITCH 4400 DUA1720-3AAA09.book Page 22 Wednes day, July 6, 2005 4:33 PM[...]

2 I NSTALLING THE S WITCH This chapter contains the inf ormation you need to install and set up the Switch 4400. It covers the following topics: ■ Package Contents ■ Choosing a Suitable Site ■ Rack-mounting ■ Placing Units On T op of Each Other ■ Stacking Units ■ The Power -up Sequence WARNING: Safety Information. B efore inst alling or[...]

24 C HAPTER 2: I NSTALLING THE S WITCH Package Contents ■ Switch unit ■ CD-ROM (inclu des document ation r elated t o your Switch) ■ Getting Started Guide (this guide) ■ Management Quick Reference Guide ■ Release No tes ■ Unit Information Labels ■ W arr anty Information ■ Power Cord ■ 2 x Mounting brackets ■ 4 x Screws ■ 4 x R[...]

Rack-moun ting 25 ■ The air is as free fr om dust as possible. ■ The unit is installed in a clean, air conditioned environment. ■ No more than eight Switch units ar e placed on top of one another , if the units are fr ee-standing. ■ The Switch is situated away from sour ces of conductive (electrical) dust, for example laser printer s. ■ T[...]

26 C HAPTER 2: I NSTALLING THE S WITCH Figure 6 Fitting a bracket for rack-mounting 3 Insert the two screws and tighten with a suitable screwdriver . Y ou must use the screws supplied w ith the mounting brackets. Damage caused to the unit by using incorrect screws invalidates your warranty . 4 Repeat steps 2 and 3 for the other side of the Switch. [...]

Placing Units On Top of Each Other 27 Placing Units On T op of Each Other If the Switch units ar e fr ee-standing, up to eight units can be placed one on top of the other . If you are mixing a variety of SuperStack ® 3 Switch and Hub units, the smaller units must be positioned at the top. If you are placing Switch units one on top of th e other , [...]

28 C HAPTER 2: I NSTALLING THE S WITCH Cascade Extender Unit . The Cascade Module is insta lled into the expansion slot at the rear of the Switch and the Cascad e Extender Unit plugs into the Cascade Module. Figure 8 Stacking mor e than two Switch 4400 units For information on ordering the Cascad e Kits contact your supplier . Fo r illustrations an[...]

Stacking Units 29 ■ The Cascade Extende r Unit is hot-insertable. This allows its host Switch unit to b e removed and re placed without disturbing the rest of the stack. ■ Only 3Com ® Cascade Cables can be used to connect between Cascade Modules/Cascade E xtender Units. ■ Due to the length of the Cascade Ca bles, you must insert all of the C[...]

30 C HAPTER 2: I NSTALLING THE S WITCH The Power -up Sequence The following sections describe how to get your Switch 4400 powered-up and ready for operation. Powering-up the Switch 4400 Use the following sequence of steps to power -up the Switch. 1 Plug the power co r d into the power soc ket at the rear of the Switch. 2 Plug the other end of the p[...]

The Power-up Sequence 31 CAUTION The Switch has no ON/OFF switch ; the only metho d of connecting or disconnecting main s power is by connect ing or disconnecting the power cord. CAUTION: The Switch can only use a Su per Stack Advanced Redundant Power System output. Using Power over Ether net The Switch 4400 PWR can power any IEEE 802.3 af complian[...]

32 C HAPTER 2: I NSTALLING THE S WITCH Ta b l e 7 Cables required to connect the Switch 4400 to other devices if auto-negotiation is disabled CAUTION: If you want to install the Switch usin g a Category 5E or Category 6 cable, 3Com reco mmends that you briefly connect the cable to a grounded port before connect ing ne twork eq uipment. If you do no[...]

3 S ETTING U P FOR M ANAGEMENT Y our Switch can operate in its default state, that is, you can install it and it will work straight away (plug-and- play). Ho wever , to make full use of the features of fer ed by the Switch, and to chan ge and monitor th e way it works, you have to acce ss the management software that r esid es on the Switch. This i[...]

34 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Setting Up Overview This section gives an overview of what you need to do to get your Switch set up an d r eady fo r manage ment when it is in its default st ate. The whole setup process is summarized in Figur e 9 . Detailed procedural steps ar e contai ned in t he sections that foll ow . In brief, you n [...]

Setting Up Overview 35 CAUTION: T o protect your Switch from unauthorized access, you must change all three default passwords as soon as possible, even if you do not intend to actively manage your Swit ch. For more inform ation on de fault users and changing default passwords, see “Def ault Users and Passwords” on page 54 . IP Configuration Y o[...]

36 C HAPTER 3: S ETTING U P FOR M ANAGEMENT This process is known as Auto-IP and is the same mechanism used by W indows 98 and W ind ows 2000. IP a ddresses configured by Auto-IP are temporary as they cannot be r outed but are useful for small networks which are not connected to other netw orks, or for initial config uration. However , as soon as a[...]

Manually Configuring IP In formation 37 Manually Configuring IP Information Y ou can manually configure the Switch IP information in the following ways: ■ Connecting to a front panel port — Connect a workstat ion using an Ether net cable to a front panel port of the Switch. Y ou can then manually enter IP information using the web interface or [...]

38 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Connecting the W orkstat ion to the Switch 1 Connect the workstation to a front panel port using an Ethernet cable as shown in Figure 10 . Figure 10 Connecting a workstation to the Switch via a fr ont panel port T o connect the cable: a Attach an RJ-45 connector at one en d of the Ether net cable to the N[...]

Manually Configuring IP In formation 39 If there is no response, wait for one minute then re-enter the default IP address. 3 At the login and password pr o mpts, enter admin as your user name and press Return at the p assword pr ompt (default user n ame and password). If you have logged on correctly , a set of Getting Started pages are displayed. 4[...]

40 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Figure 11 Example top-level command line interface menu 4 At the Select menu option prompt you can either: ■ enter th e protocol ip basicConfig command. At the Enter configuration method prompt enter manual . The screen prompts you to enter IP information. or ■ enter th e gettingStarted command. At th[...]

Manually Configuring IP In formation 41 Pre-r equisites ■ A workstation with terminal emulat ion software installed, such as Microsoft Hyperterminal. This software allows you to communicate with the Switch via the console port directly , or thr ough a modem. ■ Documentation supplied wit h th e terminal emulation softwar e. ■ A suitable cable:[...]

42 C HAPTER 3: S ETTING U P FOR M ANAGEMENT 2 Open your terminal emulation software and configure the COM port settings to which you have connected th e cable. The settings should be set to match the default settings for the Switch, which ar e: ■ 19,200 baud ■ 8 data bits ■ no parity ■ 1 stop bit ■ no h a rd wa re f l o w co n t ro l Refe[...]

Manually Configuring IP In formation 43 Figure 13 Example top-level command line interface menu 3 At the Select menu option prompt you can either: ■ enter th e protocol ip basicConfig command. At the Enter configuration method prompt enter manual . The screen prompts you to enter IP information. or ■ enter th e gettingStarted command. At the En[...]

44 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Viewing Automatically Configured IP Information If you allow the Switch to automatica lly configure its own IP information you need to discover and view the IP information bef ore you can begin to manage the Switch. Y ou can discover the IP information in two ways: ■ Using 3Com Network Dir ector — Th [...]

Viewing Automati cally Configured IP In formation 45 ■ A suitable cable: ■ A standard null modem cable — if you ar e connecting directly to the console port, or ■ A standard modem cable — if y ou are connecting to the console port using a modem. Y ou can fi nd pin-out diagrams for both cables in Appendix B on page 81 . ■ A Category 5 tw[...]

46 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Viewing IP Information via the Console Port Y ou are now r eady to view the auto matically allocate d IP information using the command line interface. 1 Connect your Switch to the network us ing an Ethernet cable. As s oon as a network connection is made the Switch begins th e automatic IP configuration p[...]

Methods of Managing a Switch 47 The initial set up of your Switch is now complete and the Switch is r eady for you to set up your chosen management method. See “Met hods of Managing a Switch” on page 47 . If you do not intend to use the co mmand line interface via the console port to manage the Switch , you can l ogout, d isconnect the serial c[...]

48 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Command Line Interface Management using SSH The Switch 4400 supports Secure Shell version 2 (SSHv2), allowing secure access to the Command Line Interface of the Switch. If you use SSH to administer your Switch and the network traffic is intercepted, no passwor ds or configur ation information will be visi[...]

Setting Up Command Line Interface Management 49 Setting Up Command Line Interface Management This section describ es how you can set up command line interface management using a local console po rt co nnection or over the network. CLI Management via the Console Port T o manage a Switch using the co mmand line interface via the local console port co[...]

50 C HAPTER 3: S ETTING U P FOR M ANAGEMENT If the login prompt does not display immediately , press Return a few times until it starts. 6 If you have logged on correctly , the top-level menu of the command line interface for the Switch you wish to manage is displayed as shown in Figur e 13 on page 43 . Setting Up Command Line Interface Management [...]

Setting Up Web Interface Management 51 7 Enter your usual user name and password to access the CLI commands. For increased security please change the default password when using SSH for the first time. For further information on generati ng a host key on your switch and transferring keys to the Switch us in g TF TP s er ver plea se refer to Chapter[...]

52 C HAPTER 3: S ETTING U P FOR M ANAGEMENT T o enable style sheets in Netscape Navigato r 4.76 on Solaris 2.6, open Netscape Navigator and select Edit > Preferences > Fonts . Select the Use document-specified fonts, including Dynamic Fonts radio button. Y ou should also set the font sizes as follows: ■ V ariable W idth Font - Size 10.0 ■[...]

Setting Up SNMP Management 53 ■ The management workstation is connected to the Switch using a po rt in the man agement VLAN. By defa ult, VLAN 1 is the management VLAN containing all ports on the Switch. Y ou can use the 3Com Network Director application that is available from the 3Com website to provide SNMP ma nagement for your Switch. If you u[...]

54 C HAPTER 3: S ETTING U P FOR M ANAGEMENT For detailed descriptions of CLI commands for co nfiguring SNMPv3 security for users, please refer to the security device user menu. Please refer to the Management Inte rface Reference Guide supplied in HTML format on the CD-ROM that accompanies your Switch. For security reasons, authentication passwords [...]

Default Users and Passwords 55 T able 10 Default SNMP Users Changing Default Passwords Y ou can change the default passwo rds using either: ■ The gettingStarted command o n the CLI, or ■ The security device user modify command on the CLI, or ■ The Se curity > Device > User > Modify operation on the web interface. The gettingStarted o[...]

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4 P RO B L E M S OLVING This chapter help s you to diagnose and solve problems you may have with the operation of your Switch. There is also an explanation of IP addressing. The topics cover ed are: ■ Solving Pr oblems Indicated by LEDs ■ So lv in g Ha rdw are P rob le ms ■ Solving Commu nicati on Pr oblems ■ Solving Soft ware Upgrade Probl[...]

58 C HAPTER 4: P ROBLEM S OLVING Solving Problems Indicated by LEDs If the LEDs on the Switch indicate a problem, r efer to the list of suggested solutions below . The Power LED does not light Check that the power cable is firmly connected to the Switch and to the supply outlet. If the c onnection is secure and ther e is still no power , you may ha[...]

Solving Hardware Problems 59 ■ Auto-negotiation settings are the same at both ends. Auto-negotiation problems will occur with 10BASE-T or 100BASE-T where auto-negotiation is disabled a nd incorr ect cables ar e being used (cross-over or straight) Auto-negotiation problems will occur with fiber if: ■ The Receiver (RX) and T ranscei ver (TX) cabl[...]

60 C HAPTER 4: P ROBLEM S OLVING Switch. The monitori ng system polls the fan status at periodic intervals while the unit is powered up. If one or mor e fans have failed in the Switch, a warning message will be generated in the following ways: ■ RMON Email Notification — If configured, you will r eceive notification of the fan failur e via emai[...]

Solving Communication Problems 61 If yes, check that: ■ The air vents are not obstructed. ■ The ambient temperatures and envir onmental conditions meet those specified in Appendix C . 4 Power cycle the unit. If a further thermal shutdown occurs, and all environmental conditions ar e satisfactory , return the unit to 3Com. A device is connected [...]

62 C HAPTER 4: P ROBLEM S OLVING ■ The Switch’ s IP address has bee n entered correctly in your network management application (such as 3Com Network Director). The following is a brief overview of IP addr essing, and how to obtain a register ed IP address. IP Addr essing T o be managed corr ectly , each device on your network (f or example a Sw[...]

Solving Software Upgrade Problems 63 Solving Software Upgrade Problems Y ou can upgrade the management sof tware of the Switch by using the System > Control > Software Upgrade operation in the Web Interface, or the system control softwareUpgrade command in the command line interface. For details on these options, refer to the Management Inter[...]

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A S AFETY I NFORMATION Y ou must read the following safety information befor e carrying out any installation or removal of components, or any maintenance pr ocedures on the Switch 4400. WAR N I NG : Warnings contain directions that you must follow for your personal safety . Follow all directions carefully . Y ou must read the followin g safety info[...]

66 A PPENDIX A: S AFETY I NFORMATI ON przestrzega ć wszystkic h wskazówek. Przed instalacj ą lub demonta ż em urz ą dzenia nale ż y uwa ż nie przeczyta ć poni ż sze informacje o bezpiecze ń stwie. Power Cord Set — Japan Important Safety Information WAR N I NG : Installation and removal of the unit must be carried out by qualified person[...]

Important Safety Information 67 WAR N I NG : The appliance coup ler (the connector to the unit and not the wall plug) must have a configuration for mating with an EN60320/IEC320 appliance inlet. WAR N I NG : The socke t outlet must be near to the unit and easily accessible. Y ou can only remove power fro m the unit by disconnecting the power cord f[...]

68 A PPENDIX A: S AFETY I NFORMATI ON WARNING: Fiber Optic ports – Optical Safety Never look at the transmit LED throu gh a magnifying device while it is powered on. Never look directly at t h e fiber TX port and fiber cable ends when they are powered on. WAR N I NG : The 4400 PWR (3C17205) supp orts Power over Ethernet on all front ports. These [...]

L’information de Sécurité Importante 69 A VERTISSEMENT : Cor don électrique: Il doit être agréé ans le pays d'utilisation: A VERTISSEMENT : Le coupleur d'ap pareil (l e connecteur du groupe et non pas la prise murale) doit respecter une configuration qui permet un branchement sur une entrée d'appareil EN60320/CEI 320. A VERT[...]

70 A PPENDIX A: S AFETY I NFORMATI ON connexion portant l'appellation Neutre et avec raccordement direct à la terre (masse). A VERTISSEMENT : Points d’accès RJ-45. Ceux-ci sont pr otégés par des prises de données. Ils ne peuvent pas être utilisés comme prises de téléphone conventionnelles standard, ni p our la c onnect ion de l’ u[...]

Wichtige S icherhe itsinfor mationen 71 VORSICHT : Wenn die Switch 4400 Einheit in einer Stapel mit anderen SuperStack 3 Hub Einheiten eingebaut werden soll, muß die Switch 4400 Einheit unter die sch maleren Hub Einheiten eing ebaut werden. VORSICHT : Das Gerät muß geerdet sein. VORSICHT : Das Gerät muß an eine geerde te Steckdose an geschloss[...]

72 A PPENDIX A: S AFETY I NFORMATI ON VORSICHT : Faseroptikanschlüsse – Optische Sicherh eit . Niemals mit einem V ergrößerung sgerät ein Übertragungs-LED betrachten, während dieses eingesch altet ist. Niemals direkt au f den Faser -TX-Anschluß und auf die Faser k abelenden schauen, während diese eingeschaltet sind . VORSICHT : Das 4400 P[...]

Información de seguridad importante 73 ADVERTENCIA: conjunto de c ables eléctr icos: debe estar homologado para el país donde se utilice: ADVERTENCIA: el acoplador del equipo (el co nector para la unidad y no la toma de la pared) debe tener un a configuración que se adapte a una entrada del equipo EN60320/IEC32 0. ADVERTENCIA: el enchufe debe e[...]

74 A PPENDIX A: S AFETY I NFORMATI ON ADVERTENCIA: sólo para Fr ancia y Perú: esta unidad no puede recibir corriente de fuentes IT†. Si las fuentes de suministro de corriente son de tipo IT , esta unidad debe recibir 230 V (2P+T) a través de un transformador aislador con relación 1:1, con el punto de conexión secundario etiquetado como neutr[...]

Importanti Informazioni di Sicurezza 75 ADVERTENCIA: si no hay instalado un Expansion Module, compruebe que el panel de cegamiento está acoplado apretando todos los tornillos con una herramienta adecuada. Importanti Informazioni di Sicurezza A VVERTENZA: le operazioni di installa zione e rimozione dell'unità devono essere eseguite esclusivam[...]

76 A PPENDIX A: S AFETY I NFORMATI ON A VVERTENZA: l'accoppiatore (il connett ore all'unità e non la spina a muro) deve avere una config uraz ione abbinabile a una presa EN60320/IEC320. A VVERTENZA: la presa deve trovars i vicino all'unità ed essere facilment e accessibile. L' unico mo do per rimu overe l'alimentazione da[...]

Wa¿ne informacje o zabezpieczeniach 77 Non guardare mai il LED di trasmission e attraverso uno strumento ottico di ingrandimento quando è acceso . No n guardare mai direttamente la porta TX a fibre ottiche e le estrem ità del cavo a fibre ottiche quando sono accese. A VVERTENZA: lo Switch 4400 PWR (3 C17205) supporta l'alimentazione su Ethe[...]

78 A PPENDIX A: S AFETY I NFORMATI ON OSTRZE Ż ENIE: Z łą czka urz ą dzenia (pod łą czo na do prze łą cznika, a nie do wtyczki ś ciennej) musi by ć odpowiednio do pasowana do normy EN60320/IEC320 otworu wlotowego. OSTRZE Ż ENIE: Gniazdo zasilaj ą ce musi by ć umieszczone w pobli ż u urz ą dzenia i musi by ć ł atwo dost ę pne. OSTR[...]

Wa¿ne informacje o zabezpieczeniach 79 RJ-45, sieciowe systemy telefoniczne lub telefony sieciowe. Zarówno os ł oni ę te, jak i nieos ł oni ę te przewod y z danymi wraz z os ł oni ę tymi lub nieos ł oni ę tymi wtykami mog ą by ć pod łą czone do tych gniazd. OSTRZE Ż ENIE: Porty ś wiat ł owodowe – bezpiecze ń stwo Nie wolno nigdy[...]

80 A PPENDIX A: S AFETY I NFORMATI ON OSTRZE Ż ENIE: Podczas pod łą czania kabla do zasila cza RPS nale ż y upewni ć si ę , ż e wy łą cz nik w zasilaczu jest w pozycji otwartej (wy łą czony). OSTRZE Ż ENIE: Nale ż y upewni ć si ę , ż e ko ń cówka do datnia prze łą cznika jest pod łą czona do dodatniej (wspólnej) ko ń cówki [...]

B P IN - OUTS Null Modem Cable 9-pin to RS- 232 25-pin PC-A T Seria l Cable 9-pin to 9-p in DUA1720-3AAA09.book Page 81 Wednes day, July 6, 2005 4:33 PM[...]

82 A PPENDIX B: P IN - OUTS Modem Cable 9-p in to RS- 232 25-pin RJ-45 Pin Assignments Pin assignments are identical for 10BASE-TX and 100BASE-T RJ-45 connectors. T able 11 Pin assignments Pin Number 10/100BASE-T 1000BASE-T Ports configured as MDI 1 Transmit Data + Bidirectional Data A+ 2 Transmit Data + Bidirectional Data A- 3 Receive Data + Bidir[...]

RJ-45 Pi n Assignments 83 T able 12 Pin assignments Pin Number 10/100BASE-T 1000BASE-T Ports configured as MDIX 1 Receive Data + Bidirectional Data B+ 2 Receive Data - Bidirectional Data B- 3 Transmit Data + Bidirectional Data A+ 4 Not assigned Bidi rectional Data A- 5 Not assigned Bidi rectional Data D+ 6 Transmit Data Bidirectional Data D- 7 Not [...]

84 A PPENDIX B: P IN - OUTS DUA1720-3AAA09.book Page 84 Wednes day, July 6, 2005 4:33 PM[...]

C T ECHNICAL S PECIFICATIONS Switch 4400 (24-port) and Switch 4400 SE Physical Dimensions Height: 44 mm (1.7 in.) x Width: 440 mm (17 .3 in.) x Depth: 274 mm (10.8 in.) Weight: 2.8 kg (6.2 lbs) Environmental Requirements Operating Temperature 0 ° to 40 °C (32 ° to 104 °F) Storage Temperature –40 ° to +70 °C (-40 ° to 158 °F) Operating Hum[...]

86 A PPENDIX C: T ECHNICAL S PECIFICATIONS Standard s Supported SNMP SNMP protocol (RFC 1157) SNMPv2c (RFC 1901-190 7) SNMPv3 (RFCs 3 410-3418) MIB II Traps (RFC 1215) MIB-II (RFC 1213) Bridge MIB (RFC 1493) Bridge extensions (RFC 2674) RMON MIB II (RFC 2021) Remote Monitoring MIB (RFC 1757) RS232 (RFC 1659) Interfaces (RFC 2233) MAU MIB (RFC 2239)[...]

Switch 4400 PWR (24-port) 87 Switch 4400 PWR (24-port) Physical Dimensions Height: 44 mm (1.7 in.) x Width: 440 mm (17 .3 in.) x Depth: 295 mm (11.4 in.) Weight: 4.4 kg (9.7 lbs) Environmental Requirements Operating Temperature 0 ° to 40 °C (32 ° to 104 °F) Storage Temperature –20 ° to +70 °C (-4 ° to 158 °F) Operating Humidity 10–95% r[...]

88 A PPENDIX C: T ECHNICAL S PECIFICATIONS Standard s Supported SNMP SNMP protocol (RFC 1157) SNMPv2c (RFC 1901-190 7) SNMPv3 (RFCs 3 410-3418) MIB-II (RFC 1213) Bridge MIB (RFC 1493) RMON MIB II (RFC 2021) Remote Monitoring MIB (RFC 1757) MAU MIB (RFC 2239) MAU MIB (RFC 2668) MIB II Traps (RFC 1215) RS232 (RFC 1659) Interfaces (RFC 2233) Ether-lik[...]

Switch 4400 (48-po rt) 89 Switch 4400 (48-port) Physical Dimensions Height: 44 mm (1.7 in.) x Width: 440 mm (17 .3 in.) x Depth: 274 mm (10.8 in.) Weight: 3.2 kg (7.1 lbs) Environmental Requirements Operating Temperature 0 ° to 40 °C (32 ° to 104 °F) Storage Temperature –40 ° to +70 °C (-40 ° to 158 °F) Operating Humidity 10–95% relativ[...]

90 A PPENDIX C: T ECHNICAL S PECIFICATIONS Standard s Supported SNMP SNMP protocol (RFC 1157) SNMPv2c (RFC 1901-190 7) SNMPv3 (RFCs 3 410-3418) MIB-II (RFC 1213) Bridge MIB (RFC 1493) RMON MIB II (RFC 2021) Remote Monitoring MIB (RFC 1757) MAU MIB (RFC 2239) MIB II Traps (RFC 1215) RS232 (RFC 1659) Interfaces (RFC 2233) Ether-like MIB (RFC 2665) MA[...]

Switch 4400 FX 91 Switch 4400 FX Physical Dimensions Height: 44 mm (1.7 in.) x Width: 440 mm (17 .3 in.) x Depth: 274 mm (10.8 in.) Weight: 2.8 kg (6.2 lbs) Environmental Requirements Operating Temperature 0 ° to 40 °C (32 ° to 104 °F) Storage Temperature –40 ° to +70 °C (-40 ° to 158 °F) Operating Humidity 10–95% relative humidity, non[...]

92 A PPENDIX C: T ECHNICAL S PECIFICATIONS Standard s Supported SNMP SNMP protocol (RFC 1157) SNMPv2c (RFC 1901-190 7) SNMPv3 (RFCs 3 410-3418) MIB-II (RFC 1213) Bridge MIB (RFC 1493) RMON MIB II (RFC 2021) Remote Monitoring MIB (RFC 1757) MAU MIB (RFC 2239) MIB II Traps (RFC 1215) RS232 (RFC 1659) Interfaces (RFC 2233) Ether-like MIB (RFC 2665) MA[...]

D O BTAINING S UPPORT FOR YOUR P R ODUCT Register Y our Product W arr anty and other service benefits start from the date of purchase, so it is important to register your product quickly to ensure you get full use of the warranty and other service benefits available to you. W arr anty and other service benefits are enabled thr ough product re gistr[...]

94 A PPENDIX D: O BTAINING S UPPORT FOR YOUR P RODUCT T roubleshoot Online Y ou will find support tools posted on the 3Com web site at http://www.3com.com/ 3Com Knowledgebase helps you troubleshoot 3Com products. This query-based interactive tool is located at http://knowledgebase.3com.co m and contains thousands of technical solutions written by 3[...]

Contact Us 95 T o send a pr oduct directly to 3Com for re pair , you must first obtain a return authorization number (R MA). Products sent to 3Com, without authorization numbers clearly marked on the outside of the package, will be r etur ned to the sender unopened, at the sender’ s expense. If your product is r egistered and under warranty , you[...]

96 A PPENDIX D: O BTAINING S UPPORT FOR YOUR P RODUCT Austria Belgium Denmark Finland France Germany Hungary Ireland Israel Italy 01 7956 7124 070 700 770 7010 7289 01080 2783 0825 809 622 01805 404 747 06800 12813 1407 3387 1800 945 3794 199 161346 Luxembourg Netherlands Norway Poland Portugal South Africa Spain Sweden Switzerland U.K. 342 0808128[...]

I NDEX 97 I NDEX Numbers 3C number 2 6 A access levels of default us ers 54 automatic setup 44 3Com Network Supervisor 44 console port 44 B browsers choosing 51 C cable choosing the correct 31 pin-outs 81 cascade cable 27 Cascade Extender Kit 27 Cascade Stacking Kit 27 CD-ROM 10 command line interface management 47 console port 19 conventions notic[...]

98 I NDEX IP addressing 59 LEDs 58 product name 26 R rack mounting a Swi tch 4400 25 Redundant Power System. See RPS related documentation 9 RPS 19 connecting 30 socket 19 S safety information English 66 Fren ch 68 German 70, 72 Italian 75 serial number of the Switch 26 serial port. See console port Simple Network Managemen t Protocol. See SNMP SNM[...]

R EGULATORY N OTICES FCC S TATEMENT This equipment has been tested and found to comply wi th the limits for a Class A digital device, pursuan t to part 15 of the FCC rules. These limits are designed to provide reasonab le protection against harmful interference when the equipment is operated in a co mmercial environment. This equipment generates, u[...]

DUA1720-3AAA09.book Page 100 Wed nesday, July 6, 2005 4:33 PM[...]