3Com 3CR17450-91 - Manuals

Related Documentation 7 Related Documentation In addition to this guide, each Switch documentation set includes the following: ■ Management Quick Reference Guide This guide contains: ■ a list of software features supported by each Switch. ■ a summary of the web interface and command line interface c...

8 A BOUT T HIS G UIDE To access the online documentation from the CD-ROM: 1 Insert the CD-ROM into the relevant CD-ROM drive. If your PC has auto-run enabled, a splash screen will be displayed automatically. 2 Select the Documentation section from the contents page. If the online documentation is to...

1 I NTRODUCING THE S UPER S TACK 3 S WITCH 3870 This chapter contains introductory information about the Switch 3870 and how it can be used in your network. It covers summary information about the hardware and the following topics: ■ About the Switch 3870 ■ Switch 3870 — Front View Detail ■ Switch 3...

Switch 3870 — Front View Detail 11 Switch 3870 — Front View Detail Figure 1 Switch 3870 (24 ports) — front view Figure 2 Switch 3870 (48 ports) — front view WARNING: RJ-45 Ports. These are shielded RJ-45 data sockets. They cannot be used as standard traditional telephone sockets, or to connect the u...

Switch 3870 — Front View Detail 13 LEDs Table 4 lists LEDs visible on the front of the Switch, and how to read their status according to color. For information on using the LEDs for problem solving, see “Checking for Correct Operation of LEDs” on page 23. Table 4 LED behavior LED Color Indicates Por...

Switch 3870 — Rear View Detail 15 Switch 3870 — Rear View Detail Figure 3 Switch 3870 — rear view Expansion Module Slot You can use this slot to install an Expansion Module. Contact your supplier for further information. WARNING: When an Expansion Module is not installed, ensure the blanking plate i...

16 C HAPTER 1: I NTRODUCING THE S UPER S TACK 3 S WITCH 3870 Some combinations of stacked 24 and 48 port units restrict the number of modules supported by the stack. Table 5 shows which stack configurations restrict the number of supported modules: Table 5 Maximum Stack Configurations Default Settin...

Default Settings 17 If you initialize a Switch unit by selecting System > Control > Initialize in the Web interface or by entering system control initialize in the Command Line Interface, the following settings are retained to allow you to connect to and manage the Switch: ■ IP Address ■ Subne...

2 I NSTALLING THE S WITCH This chapter contains the information you need to install and set up the Switch 3870. It covers the following topics: ■ Package Contents ■ Choosing a Suitable Site ■ Rack-mounting ■ Placing Units On Top of Each Other ■ The Power-up Sequence ■ SFP Operation WARNING: Safety I...

20 C HAPTER 2: I NSTALLING THE S WITCH AVVERTENZA: Informazioni di sicurezza. Prima di installare o rimuovere qualsiasi componente dal Switch 3870 o di eseguire qualsiasi procedura di manutenzione, leggere le informazioni di sicurezza riportate nell'Appendice A della presente guida per l'utente. OST...

22 C HAPTER 2: I NSTALLING THE S WITCH Figure 4 Fitting a bracket for rack-mounting You must use the screws supplied with the securing 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. 5 Insert the Switch...

The Power-up Sequence 23 The Power-up Sequence The following sections describe how to get your Switch 3870 powered-up and ready for operation. Powering-up the Switch 3870 Use the following sequence of steps to power-up the Switch. 1 Plug the power cord into the power socket at the rear of the Switch...

24 C HAPTER 2: I NSTALLING THE S WITCH For full redundancy, the unit requires two Type 3 Power Modules combined using a Type 3 Y-Cable (part number 3C16077). WARNING: If you are connecting the Switch to a Type 3 Power Module, read the Safety Information section in the Type 3 Power Module User Guide....

SFP Operation 25 CAUTION: If you want to install the Switch using a Category 5E or Category 6 cable, 3Com recommends that you briefly connect the cable to a grounded port before connecting network equipment. If you do not, the cable’s Electrostatic Discharge (ESD) may damage the Switch's port. You c...

26 C HAPTER 2: I NSTALLING THE S WITCH Use this transceiver to connect the Switch directly to a single-mode fiber-optic cable or to multimode fiber using a conditioned launch cable. ■ 1000BASE-LH70 SFP transceiver Use this transceiver to connect the Switch directly to a single-mode fiber-optic cable...

SFP Operation 27 Figure 5 Inserting an SFP Transceiver 5 Use an appropriate cable to connect the transceiver to a suitable device. 6 Check the LEDs on the front of the Switch to ensure that it is operating correctly. Refer to “LEDs” on page 13 for more information. Removing an SFP Transceiver If you...

30 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 and ready for management when it is in its default state. The whole setup process is summarized in Figure 6. Detailed procedural steps are contained in the ...

Setting Up Overview 31 CAUTION: To 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 Switch. For more information on default users and changing default passwords, see “Default Users and Pas...

32 C HAPTER 3: S ETTING U P FOR M ANAGEMENT addresses to be configured so that you know what IP address will be allocated to the Switch. Refer to the documentation that accompanies your DHCP server. For a detailed description of how automatic IP configuration operates, please refer to the Implementa...

Manually Configuring IP Information 33 Manually Configuring IP Information You can manually configure the Switch IP information in the following way: ■ Connecting to the console port — connect a workstation using a console cable to the console port of the Switch. You can then manually enter IP infor...

34 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Connecting the Workstation to the Switch 1 Connect the workstation to the console port using an RJ-45 to DB9 converter cable and a standard null modem cable as shown in Figure 7. Figure 7 Connecting a workstation to the Switch via the console port To conne...

Manually Configuring IP Information 35 2 At the login and password prompts, enter admin as your user name and press Return at the password prompt. If you have logged on correctly, the top-level menu of the command line interface is displayed as shown in the example in Figure 8. Figure 8 Example top-...

36 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Viewing Automatically Configured IP Information If you allow the Switch to automatically configure its own IP information you need to discover and view the IP information before you can begin to manage the Switch. You can discover the IP information in two...

Viewing Automatically Configured IP Information 37 ■ A suitable cable: ■ An RJ-45 to DB9 converter cable. ■ A standard null modem cable — if you are connecting directly to the console port, or ■ A standard modem cable — if you are connecting to the console port using a modem. You can find pin-out di...

38 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Refer to the documentation that accompanies the terminal emulation software for more information. Viewing IP Information via the Console Port You are now ready to view the automatically allocated IP information using the command line interface. 1 Connect y...

Methods of Managing a Switch 39 The initial set up of your Switch is now complete and the Switch is ready for you to set up your chosen management method. See “Methods of Managing a Switch” on page 39. If you do not intend to use the command line interface via the console port to manage the Switch, ...

40 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Web Interface Management Each Switch has an internal set of web pages that allow you to manage the Switch using a Web browser remotely over an IP network (see Figure 13). Figure 13 Web interface management over the network Refer to “Setting Up Web Interfac...

Setting Up Command Line Interface Management 41 CLI Management via the Console Port To manage a Switch using the command line interface via the local console port connection: 1 Ensure you have connected your workstation to the console port correctly as described in “Connecting to the Console Port” o...

42 C HAPTER 3: S ETTING U P FOR M ANAGEMENT Setting Up Web Interface Management This section describes how you can set up web interface management over the network. Pre-requisites ■ Ensure you have already set up the Switch with IP information as described in “Setting Up Overview” on page 30. ■ Ensu...

Setting Up SNMP Management 43 If you get an error message, check that your IP information has been entered correctly and the Switch is powered up. 3 Open your web browser and enter the IP address of the Switch that you wish to manage in the URL locator, for example, in the following format: http://x...

44 C HAPTER 3: S ETTING U P FOR M ANAGEMENT user names, and each user name has a different password and level of access. These default users are listed in Table 9. CAUTION: To protect your Switch from unauthorized access, you must change all three default passwords as soon as possible, even if you d...

46 C HAPTER 4: P ROBLEM S OLVING Solving Problems Indicated by LEDs If the LEDs on the Switch indicate a problem, refer to the list of suggested solutions below. The Unit LED does not light Check that the power cable is firmly connected to the Switch and to the supply outlet. If the connection is se...

Solving Hardware Problems 47 ■ An internal fan has malfunctioned. If a fan has stopped spinning, power off the unit and check the air vents for obstructions. If this situation occurs, the Fault LED will light red. ■ The internal PSU has failed and power is being supplied by an external Redundant Pow...

48 C HAPTER 4: P ROBLEM S OLVING A fan failure warning message is received Your Switch has a fan monitoring system that will generate fan failure warning messages. Fan failure could potentially reduce the lifetime of the Switch. The monitoring system polls the fan status at periodic intervals while ...

Solving Communication Problems 49 ■ The ambient temperatures and environmental conditions meet those specified in Appendix C. 4 Power cycle the unit. If a further thermal shutdown occurs, and all environmental conditions are satisfactory, return the unit to 3Com. Error message indicating that the SF...

50 C HAPTER 4: P ROBLEM S OLVING ■ The second part (‘.8’ in the example) identifies the device within the network The natural subnet mask for this example is 255.255.255.0. If your network has a connection to the external IP network, that is, you access the Internet, you must apply for a registered ...

Solving Software Upgrade Problems 51 Solving Software Upgrade Problems You can upgrade the management software 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...

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 3870. WARNING: Warnings contain directions that you must follow for your personal safety. Follow all directions carefully.Y...

54 A PPENDIX A: S AFETY I NFORMATION przestrzega ć wszystkich 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 WARNING: Installation and removal of the unit must be...

56 A PPENDIX A: S AFETY I NFORMATION tool. Keep the blanking plate and the fixings in a safe place. If you remove the Module at any time, you must then replace the blanking plate. WARNING : Fiber Optic ports - Optical Safety Never look at the transmit laser while it is powered-up. Never look directl...

L’information de Sécurité Importante 57 AVERTISSEMENT: Cordon électrique: Il doit être agréé ans le pays d'utilisation: AVERTISSEMENT: Le coupleur d'appareil (le connecteur du groupe et non pas la prise murale) doit respecter une configuration qui permet un branchement sur une entrée d'appareil EN60...

58 A PPENDIX A: S AFETY I NFORMATION connexion portant l'appellation Neutre et avec raccordement direct à la terre (masse). AVERTISSEMENT: Points d’accès RJ-45. Ceux-ci sont protégés par des prises de données. Ils ne peuvent pas être utilisés comme prises de téléphone conventionnelles standard, ni p...

Wichtige Sicherheitsinformationen 59 Wichtige Sicherheitsinformationen VORSICHT : Die Installation und der Ausbau des Geräts darf nur durch Fachpersonal erfolgen. VORSICHT : Wenn Sie einen Switch 3870 zusammen mit schmaleren SuperStack ® 3 Einheiten in einem Stack aufstellen, muss die Switch 3870 Ei...

60 A PPENDIX A: S AFETY I NFORMATION Erdung angeschlossen sein. † Impédance à la terre. VORSICHT : RJ-45-Porte. Diese Porte sind geschützte Datensteckdosen. Sie dürfen weder wie normale traditionelle Telefonsteckdosen noch für die Verbindung der Einheit mit einem traditionellem privatem oder öffentl...

Información de seguridad importante 61 unidad Switch 3870 debe instalarse debajo de las unidades más estrechas. ADVERTENCIA: la unidad debe tener toma de tierra (conexión a tierra). ADVERTENCIA: conecte la unidad a una fuente de alimentación con toma de tierra para garantizar el cumplimiento de las ...

Importanti Informazioni di Sicurezza 63 ADVERTENCIA: Puertos de fibra óptica: seguridad óptica No mire nunca al láser de transmisión mientras esté encendido. No mire nunca directamente al puerto de transmisión de fibra óptica ni a los extremos del cable de fibra óptica mientras estén conectados. El ...

64 A PPENDIX A: S AFETY I NFORMATION AVVERTENZA: l'accoppiatore (il connettore all'unità e non la spina a muro) deve avere una configurazione abbinabile a una presa EN60320/IEC320. AVVERTENZA: la presa deve trovarsi vicino all'unità ed essere facilmente accessibile. L'unico modo per rimuovere l'alim...

Wa¿ne informacje o zabezpieczeniach 65 privato) o a una rete telefonica pubblica. Collegare a queste porte solo prese dati RJ-45, sistemi di telefonia o telefoni di rete. A queste prese dati è possibile collegare cavi dati schermati o non schermati con prese dati schermate o non schermate. AVVERTENZ...

Wa¿ne informacje o zabezpieczeniach 67 uziemiony. † impédance a la terre OSTRZE Ż ENIE: Tylko Wielka Brytania: Podczas pod łą czania modemu do portu konsoli Switch 3870 nale ż y stosowa ć tylko modem odpowiedni do pod łą czenia do sieci telekomuni- kacyjnej. OSTRZE Ż ENIE: Porty RJ-45. S ą to ekrano...

B P IN - OUTS Null Modem Cable RJ-45 to RS-232 25-pin PC-AT Serial Cable RJ-45 to 9-pin Screen TxDRxDGroundRTSCTSDSRDCDDTR Screen RxDTxDGroundRTSDTRCTSDSRDCD Shell 32578614 1 327420568 Switch 3870Cable connector: RJ-45 female PC/TerminalCable connector: 25-pin male/female only required if screen alw...

70 A PPENDIX B: P IN - OUTS Modem Cable RJ-45 to RS-232 25-pin RJ-45 Pin Assignments Pin assignments are identical for 10/100 and 1000 RJ-45 connectors. Table 10 Pin assignments Screen TxDRxDRTSCTSDSRGroundDCDDTR Screen TxDRxDRTSCTSDSRGroundDCDDTR Shell 32786514 1234567820 Switch 3870Cable connector...

RJ-45 Pin Assignments 71 Table 11 Pin assignments Pin Number 10/100 1000 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 Bidirectional Data D+ 5 Not assigned Bidirectional Data D- 6 Transmit...

D O BTAINING S UPPORT FOR YOUR P RODUCT Register Your Product to Gain Service Benefits To take advantage of warranty and other service benefits, you must first register your product at http://eSupport.3com.com/ . 3Com eSupport services are based on accounts that you create or have authorization to a...

76 A PPENDIX D: O BTAINING S UPPORT FOR YOUR P RODUCT ■ Connection Assistant helps you install, configure and troubleshoot 3Com desktop and server NICs, wireless cards and Bluetooth devices. This diagnostic software is located at: http://www.3com.com/prodforms/software/connection_assistant/ca_thanky...

Telephone Technical Support and Repair 77 To send a product directly to 3Com for repair, you must first obtain a return authorization number (RMA). Products sent to 3Com, without authorization numbers clearly marked on the outside of the package, will be returned to the sender unopened, at the sende...

I NDEX A access levels of default users 43automatic setup 36 3Com Network Supervisor 36console port 36 C cable 15 10/100/1000 24pin-outs 69 CD-ROM 7command line interface management 39 console port 12conventions notice icons, About This Guide 6text, About This Guide 6 cross-over configuration 24 D d...

80 C HAPTER : I NDEX rack mounting a Switch 3870 21redundant power system socket 15 S safety information English 54French 56German 59, 60Italian 63 SFP Operation 25transceivers 25 Simple Network Management Protocol. See SNMP SNMP 43SNMP management 40 setting up 43 specifications, system 73stacking 1...

R EGULATORY N OTICES 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 comme...