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NTRODUCING

THE

UPER

TACK

3 S

WITCH

4500

AMILY

This chapter contains introductory information about the Switch 4500
and how it can be used in your network. It covers summaries of hardware
and software features and also the following topics:

■

About the Switch 4500

■

Switch 4500 — Front View Detail

■

Switch 4500 — Rear View Detail

■

Default Settings

Содержание Switch 4500 Family

Страница 1: ...DUA1756 1AAA01 Published August 2005 SuperStack 3 Switch 4500 Family Getting Started Guide Switch 4500 26 Port 3CR17561 91 Switch 4500 50 Port 3CR17562 91 Switch 4500 PWR 26 Port 3CR17571 91 Switch 45...

Страница 2: ...unction with this User Guide Unless otherwise indicated 3Com registered trademarks are registered in the United States and may or may not be registered in other countries 3Com the 3Com logo and SuperS...

Страница 3: ...witch 4500 14 Summary of Hardware Features 15 Switch 4500 Front View Detail 15 10BASE T 100BASE TX Ports 16 1000BASE X SFP Ports 17 Console Port 17 Unit LED 18 LEDs 18 Switch 4500 Rear View Detail 20...

Страница 4: ...Transceiver 39 Removing an SFP Transceiver 40 Packing and Shipping the Switch 4500 40 3 SETTING UP FOR MANAGEMENT Methods of Managing a Switch 44 Command Line Interface Management 44 Command Line Inte...

Страница 5: ...hin the Stack 67 5 PROBLEM SOLVING Solving Problems Indicated by LEDs 70 Solving Hardware Problems 71 Solving Communication Problems 73 Solving Stack Formation Problems 75 6 UPGRADING SOFTWARE The Con...

Страница 6: ...ll Modem Cable 115 PC AT Serial Cable 115 Modem Cable 116 Ethernet Port RJ 45 Pin Assignments 116 C TECHNICAL SPECIFICATIONS Switch 4500 26 Port 119 Switch 4500 50 Port 120 Switch 4500 PWR 26 Port 121...

Страница 7: ...rk administrators who are responsible for installing and setting up network equipment consequently it assumes a basic working knowledge of LANs Local Area Networks Before You Start This section contai...

Страница 8: ...ormation that alerts you to potential loss of data or potential damage to an application system or device Warning Information that alerts you to potential personal injury Table 2 Text Conventions Conv...

Страница 9: ...Reference Guide This guide provides detailed information about the web interface and command line interface that enable you to manage the Switch It is supplied in PDF format on the CD ROM that accomp...

Страница 10: ...cessed from a local drive or server you will need to access the CD ROM contents via the root directory and copy the files from the CD ROM to a suitable directory The PDF Command Reference Guide is sto...

Страница 11: ...ase note that we can only respond to comments and questions about 3Com product documentation at this e mail address Questions related to technical support or sales should be directed in the first inst...

Страница 12: ...12 ABOUT THIS GUIDE...

Страница 13: ...s introductory information about the Switch 4500 and how it can be used in your network It covers summaries of hardware and software features and also the following topics About the Switch 4500 Switch...

Страница 14: ...with a backbone to server connection You can also add the Switch 4500 Family to any SuperStack system as your network grows For information about using the software features of the Switch refer to the...

Страница 15: ...Power over Ethernet Supported on 10 100 ports 3CR17571 91 and 3CR17572 91 only Ethernet and Fast Ethernet Ports Auto negotiating 10BASE T 100BASE TX ports Gigabit Ethernet Ports Auto negotiating 10BAS...

Страница 16: ...Green Full Duplex Yellow Half Duplex Speed Green 100Mbps Yellow 10Mbps 49 50 51 49 52 50 Dual Personality 1000Base X Ports Fitted with 2 1000BASE T SFP transceivers in last 2 ports Unit LED Console Po...

Страница 17: ...only the flow control is negotiated with the link partner Alternatively auto negotiation can be disabled except 1000BASE T which auto negotiation is mandatory and the flow control setting can be manua...

Страница 18: ...number appears in the Unit LED seven segment display or Software download is in progress During software download a clockwise cycling bar appears in the Unit LED Green flashing The Switch has failed...

Страница 19: ...duplex blinking off for every packet received or transmitted Yellow flashing The port has failed POST Off No link is present PoE 3CR17571 91 and 3CR171572 only Green Power is being delivered to the p...

Страница 20: ...gamme Switch 4500 ou d entamer une proc dure de maintenance lisez les informations relatives la s curit qui se trouvent dans l annexe A de ce guide VORSICHT Bevor Sie Komponenten der Switch 4500 Baure...

Страница 21: ...s and redundant power for powered devices and the Switch itself Default Settings Table 6 shows the default settings for the Switch 4500 Family Table 6 Default Settings Feature Switch 4500 Automatic IP...

Страница 22: ...ACK 3 SWITCH 4500 FAMILY Traffic Prioritization All ports prioritize VoIP traffic LAN and IP All ports set to best effort for all other traffic Port Security Disabled per port Configuration Save and R...

Страница 23: ...is guide AVERTISSEMENT Consignes de s curit Avant d installer ou d enlever tout composant du Switch 4500 ou d entamer une proc dure de maintenance lisez les informations relatives la s curit qui se tr...

Страница 24: ...erwacyjnych nale y zapozna si z informacjami o bezpiecze stwie zawartymi w Za czniku A niniejszego podr cznika Package Contents Switch unit Box containing two 3CSFP93 4500 1000Base T SFPs not 3CR17561...

Страница 25: ...r or moisture cannot enter the case of the Switch Air flow is not restricted around the Switch or through the vents in the side of the Switch 3Com recommends that you provide a minimum of 25mm 1in cle...

Страница 26: ...ds you 2 Locate a mounting bracket over the mounting holes on one side of the front of the Switch as shown in Figure 7 Figure 7 Fitting a front bracket for rack mounting 3 Insert the two screws and ti...

Страница 27: ...rrect positions to mount the bracket Table 7 Rear rail rack mounting points 2 Insert the screw and tighten with a suitable screwdriver 3 Repeat steps 1 and 2 for the other rear securing bracket Figure...

Страница 28: ...ctions supplied with your RPS WARNING When powering any Switch 4500 PWR from an RPS the unit must be earthed grounded This can be achieved by either connecting the power cord to the unit or by connect...

Страница 29: ...h is powered from the mains supply unit a failure of the internal power supply will cause the Switch to fail This can be overcome by connecting both the AC and DC RPS supplies to the Switch Additional...

Страница 30: ...fect the 48V DC output voltage Table 9 shows an example of the total power available from a number of 1500W rectifiers A minimum of two rectifiers are required for each shelf to provide N 1 rectifier...

Страница 31: ...r of network switches Each RPS consists of a shelf which can house from one to six rectifiers a Distribution Module and a Management Module Connecting the Switch to the Redundant Power System When con...

Страница 32: ...he Switch is connected to the negative circuit breaker terminal of the RPS Figure 9 shows how to connect the power supply to the RPS socket in the back of the Switch Use the cable tie supplied with yo...

Страница 33: ...gh any of its 10 100 ports over a Category 5 or Category 5e Ethernet cable The same cable connects the device to the network Power over Ethernet is a self configuring protocol When you plug a PoE comp...

Страница 34: ...nformation on Power over Ethernet refer to the Power over Ethernet Configuration chapter in the Configuration Guide supplied on the CD ROM that accompanies your Switch 4500 Power over Ethernet managem...

Страница 35: ...your Switch is operating correctly Table 12 shows possible colors for the LED Table 12 Unit Status Colors If there is evidence of a problem see Solving Problems Indicated by LEDs on page 70 for a list...

Страница 36: ...other devices if auto negotiation is disabled CAUTION If you want to install the Switch using Category 5E or Category 6 cables 3Com recommends that you briefly connect the cable to a grounded port be...

Страница 37: ...onnectors and supports segment lengths of up to 100 m 328 ft Table 14 shows the range for each connection Table 14 1000BASE X SFP Port Cable Range Fiber Type Diameter microns Modal Bandwidth MHz km Tr...

Страница 38: ...P93 4500 is approved for use in the Switch 4500 only To access the latest list of approved SFP transceivers for the Switch on the 3Com Corporation World Wide Web site enter this URL into your internet...

Страница 39: ...vers are hot insertable and hot swappable You can remove them from and insert them into an appropriate SFP port without having to power down the Switch 1 The SFP transceiver is keyed and there is only...

Страница 40: ...tch 4500 should you need to return it to 3Com CAUTION The unit should be packaged safely to ensure that you do not invalidate the repair CAUTION Before shipping the product remove any SFPs that have b...

Страница 41: ...Packing and Shipping the Switch 4500 41 Figure 11 Correct Orientation When Packing the Switch 4500 Polystyrene Supports Switch Unit Cable Packaging Front Panel Side Back Panel Side...

Страница 42: ...42 CHAPTER 2 INSTALLING THE SWITCH...

Страница 43: ...l performance of your network This chapter explains the initial set up of the Switch and the different methods of accessing the management software to manage a Switch It covers the following topics Me...

Страница 44: ...k see Figure 13 Figure 12 CLI Management via the Console Port Figure 13 CLI Management over the Network Refer to Setting Up Command Line Interface Management on page 58 There are two main views in the...

Страница 45: ...set of web pages that allow you to manage the Switch using a Web browser remotely over an IP network see Figure 14 Figure 14 Web Interface Management over the Network Refer to Setting Up Web Interfac...

Страница 46: ...Feature Management Power Up the Switch IP Information is automatically configured via DHCP See page 47 Do you want to manually configure the IP information Connect to the con sole port and use the Co...

Страница 47: ...addresses Static IP addresses are necessary to ensure that the Switch is always allocated the same IP information For most installations 3Com recommends that you configure the Switch IP information m...

Страница 48: ...t allocated with an automatic IP address the IP configuration will be blank or shown as If you use the automatic IP configuration method you need to discover the automatically allocated IP information...

Страница 49: ...nnection to the console port this example describes a local connection to the console port rather than one via a modem You can do this whilst the Switch is offline that is before you connect the Switc...

Страница 50: ...ble The settings must be set to match the default settings for the Switch which are 19 200 baud bits per second 8 data bits no parity 1 stop bit no hardware flow control Refer to the documentation tha...

Страница 51: ...address and subnet mask for the Switch as follows ip address xxx xxx xxx xxx mmm mmm mmm mmm and Enter where xxx xxx xxx xxx is the IP address and mmm mmm mmm mmm is the subnet mask of the Switch 6 S...

Страница 52: ...mation on page 55 for more information The procedure described in this section assumes the unit has been powered up in standalone mode Pre requisites A workstation running a suitable operating system...

Страница 53: ...nually set up the Switch with IP information You can do this using the Web interface or the command line interface CLI via telnet Using the Web Interface 1 Power up the Switch This takes approximately...

Страница 54: ...et up your chosen management method See Methods of Managing a Switch on page 44 Using Command Line Interface via Telnet 1 To start a Telnet session to the unit click Start in Microsoft Windows 95 98 2...

Страница 55: ...ser View enter the save command to save the configuration to your Switch as the configuration is not saved automatically when the Switch is powered down The initial set up of your Switch is now comple...

Страница 56: ...DHCP or BootP server If your network does not have a DHCP or BootP server the workstation running 3Com Network Director must be on the same subnet as the Switch because Auto IP addresses are non routa...

Страница 57: ...ayed as shown in the example in Figure 21 Figure 21 User View Login 4 Enter display ip interface br to view a summary of allocated IP addresses The initial set up of your Switch is now complete and th...

Страница 58: ...to the Console Port on page 49 2 Your Switch is now ready to continue being managed and or configured through the CLI via its console port CLI Management over the Network To manage a Switch using the...

Страница 59: ...ing SSH 1 Ensure you have already set up the Switch with IP information as described in Methods of Managing a Switch on page 44 2 Check that you have the IP protocol correctly installed on your manage...

Страница 60: ...e Switch using TFTP server please refer to the Configuration Guide that is supplied with your Switch Setting Up Web Interface Management This section describes how you can set up web interface managem...

Страница 61: ...ch 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 xxx xxx xxx xxx 4 At the login and p...

Страница 62: ...enu in System View Default Users and Passwords If you intend to manage the Switch using the web interface or the command line interface or to change the default passwords you need to log in with a val...

Страница 63: ...d for the admin user in the CLI enter the following from system view 4500 local user admin cr 4500 luser admin password simple xxxxxxxx where xxxxxxxx is your chosen password Save the configuration in...

Страница 64: ...64 CHAPTER 3 SETTING UP FOR MANAGEMENT...

Страница 65: ...3Com device This section assumes you have either set up your units for management as detailed in Chapter 3 Setting Up for Management or that you are using a console cable connected to the console port...

Страница 66: ...ight It is not possible to create a stack by interconnecting a 3Com Switch 4500 with any other 3Com device 3Com strongly recommends that you upgrade all Switches to be interconnected to the latest sof...

Страница 67: ...nd the stack will continue to work normally Renumbering only occurs when the stack is next power cycled if the units are configured to auto number The unit LEDs will display the unit number in the sta...

Страница 68: ...68 CHAPTER 4 CREATING A STACK...

Страница 69: ...lems Indicated by LEDs Solving Hardware Problems Solving Communication Problems Solving Stack Formation Problems If you experience a problem that is not listed here it may be included in the Support s...

Страница 70: ...blem The fault type will be indicated on the unit LEDs Contact your supplier for advice On powering up the PWR LED is flashing yellow A port has failed and has been automatically disabled You can veri...

Страница 71: ...could potentially reduce the lifetime of the Switch The monitoring system polls the fan status at periodic intervals while the unit is powered up If one fan has failed in the Switch a warning message...

Страница 72: ...return the unit If yes check that The air vents are not obstructed The ambient temperatures and environmental conditions meet those specified in Appendix C 4 Power cycle the unit If a further thermal...

Страница 73: ...where n is a decimal number between 0 and 255 An example IP address is 192 168 100 8 The IP address is split into two parts The first part 192 168 100 in the example identifies the network on which th...

Страница 74: ...d ref 18 The 4500 PWR will only supply power through the front panel port to 802 3af compliant devices Check that power budget for the Switch has not been exceeded If the power budget has been exceede...

Страница 75: ...g problems with correctly forming a stack first ensure that Spanning Tree is enabled If it is enabled do the following 1 Power off all units in the stack 2 Check all the cable connections in the stack...

Страница 76: ...76 CHAPTER 5 PROBLEM SOLVING...

Страница 77: ...chapter describes how to upgrade software to your Switch 4500 It covers the following topics The Contents of the Executable File Upgrading from the Command Line Interface Upgrading from the Bootrom I...

Страница 78: ...elow Any attempt to upgrade the Switch directly with xxxxxxxx exe and xxxxxxxxNetMan zip will fail The individual web btm or app files should be used to upgrade your Switch as described below Upgradin...

Страница 79: ...the remaining units in a fabric replace unit1 with unit2 on the next line and so on for each Switch in the fabric 4 The unreserved option will cause the file to be deleted from both the flash and the...

Страница 80: ...lash s3p03_01_00 zip unit1 flash 030100http zip Replace unit1 with unit2 and so on for each Switch in the fabric TFTP To upgrade software to your Switch via TFTP do the following 1 To download the app...

Страница 81: ...t3 and so on for each Switch in the fabric 3 To copy the new Web user interface file to each Switch in the fabric enter copy unit1 flash s3p03_01_00 zip unit2 flash Replace unit2 with unit3 and so on...

Страница 82: ...Switch via FTP do the following 1 Enter the following command from User View ftp aaa aaa aaa aaa where aaa aaa aaa aaa is the IP address of the FTP server If the FTP server has been successfully loca...

Страница 83: ...liary ports During the course of the download no exec input output will be available Proceed Y N y Destination filename unit1 flash vrpcfg def Before pressing ENTER you must choose YES or NO Y N 2 Ent...

Страница 84: ...sword to display the following boot menu BOOT MENU 1 Download application file to flash 2 Select application file to boot 3 Display all files in flash 4 Delete file from flash 5 Modify bootrom passwor...

Страница 85: ..._0024 zip 3comoscfg def 3comoscfg cfg s3n03_01_00s168 app The s3n03_01_00s168 app file is the boot software The name of this file will vary depending on the Switch type and the release version If the...

Страница 86: ...le to flash Yes or No Y N 4 Enter y and the following information is displayed to indicate the file is downloading Attached TCP IP Interface to netdrv0 Attaching network interface lo0 done Loading don...

Страница 87: ...of the remaining files XModem To upgrade software to your Switch via XModem do the following 1 From the Boot Menu select option 1 Download application file to flash to display the following 1 Set TFT...

Страница 88: ...e software has been loaded 1 From the Boot menu select option 2 to display the following Select applicaton file to boot 1 set application file to boot 2 set configuration files 3 set web files 0 retur...

Страница 89: ...address and Server IP address to display the following Are you sure to update your bootrom Yes or No Y N 4 Enter y and the following information is displayed to indicate the file is downloading Attac...

Страница 90: ...Loading done Bootrom updating done Bootrom Upgrade via XModem To upgrade the bootrom firmware from the Boot menu via XModem do the following 1 From the Boot Menu select option 6 to display the follow...

Страница 91: ...rotocol If you want to exit Press Ctrl X Loading CCCCCCCCCCCCCCCCCCCCCCCCCCCCC 5 As the file is downloading start the XModem send file process with terminal emulation software such as Microsoft HyperT...

Страница 92: ...92 CHAPTER 6 UPGRADING SOFTWARE...

Страница 93: ...re s curit personnelle Vous devez respecter attentivement toutes les consignes Nous vous demandons de lire attentivement les consignes suivantes de s curit avant d installer ou de retirer l appareil V...

Страница 94: ...emonta em urz dzenia nale y uwa nie przeczyta poni sze informacje o bezpiecze stwie Power Cord Set Japan Important Safety Information WARNING Installation and removal of the unit must be carried out b...

Страница 95: ...nce 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 U S A and Canada The cord set must be UL approved...

Страница 96: ...Fiber Optic ports Optical Safety Never look at the transmit laser while it is powered on Never look directly at the fiber TX port and fiber cable ends when they are powered on WARNING This device has...

Страница 97: ...the positive common terminal of the RPS and that the negative terminal on the Switch is connected to the negative circuit breaker terminal of the RPS WARNING The Switch 4500 PWR supports Power over E...

Страница 98: ...il fonctionne une tension extr mement basse de s curit qui est conforme la norme CEI 60950 Ces conditions ne sont maintenues que si l quipement auquel il est raccord fonctionne dans les m mes conditio...

Страница 99: ...seaux de t l phonie ou t l phones de r seaux ces prises Il est possible de raccorder des c bles prot g s ou non prot g s avec des jacks prot g s ou non prot g s ces prises de donn es AVERTISSEMENT Po...

Страница 100: ...intement avec les caract ristiques de l alimentation CC du Switch 4500 fournies en annexe C Sp cifications techniques AVERTISSEMENT Vous devez respecter les recommandations du fabricant lors du branch...

Страница 101: ...Das Ger t mu geerdet sein VORSICHT Das Ger t mu an eine geerdete Steckdose angeschlossen werden die europ ischen Sicherheitsnormen erf llt VORSICHT Der Anschlu kabelsatz mu mit den Bestimmungen des La...

Страница 102: ...lefonnetzsysteme or Netztelefone an diese Steckdosen anschlie en Entweder gesch tzte oder ungesch tzte Buchsen d rfen an diese Datensteckdosen angeschlossen werden VORSICHT Faseroptikanschl sse Optisc...

Страница 103: ...ng mit den Eigenschaften des Gleichstrom Versorgungseingangs des Switch 4500 gelesen werden die in Anhang C Technische Daten aufgef hrt sind VORSICHT Beim Anschlie en des Kabels an die RPS sind die Em...

Страница 104: ...por UL y tener la certificaci n CSA La especificaci n m nima del cable flexible es N 18 AWG Tipo SV o SJ Tres conductores El conjunto de cables debe tener una capacidad de corriente nominal de al men...

Страница 105: ...condiciones SELV ADVERTENCIA S lo para Francia y Per 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...

Страница 106: ...la unidad debe contar con una toma de tierra conexi n a tierra Esto se puede conseguir conectando el cable de alimentaci n de la unidad o bien conectando el terminal de tierra en la parte posterior de...

Страница 107: ...zionare lo 4500 sotto tali unit AVVERTENZA L unit deve disporre di messa a terra AVVERTENZA Per rispettare gli standard di sicurezza necessario collegare l unit a una fonte di alimentazione dotata di...

Страница 108: ...one di tipo IT Se l alimentazione di tipo IT l unit deve essere alimentata a 230 V 2P T tramite un trasformatore di isolamento con rapporto 1 1 con il punto di collegamento secondario contrassegnato c...

Страница 109: ...ato AVVERTENZA queste istruzioni devono essere lette insieme alle istruzioni di sicurezza e installazione fornite con l RPS AVVERTENZA se si accende uno Switch 4500 da un RPS l unit deve disporre di m...

Страница 110: ...sie z urz dzeniami SuperStack II lub SuperStack 3 kt re s w sze ni Switch 4500 urz dzenie Switch 4500 musi by zainstalowane pod w szym urz dze niem OSTRZE ENIE Urz dzenie musi by uziemione lub musi by...

Страница 111: ...uje w warunkach SELV OSTRZE ENIE S lo para Francia y Per Esta unidad no puede recibir corriente de fuentes IT Si las fuentes de suministro de corriente son de tipo IT esta unidad debe recibir 230V 2P...

Страница 112: ...i wykwalifikowany person el OSTRZE ENIE Te instrukcje nale y przeczyta razem z instrukcjami dotycz cymi bezpiecze stwa i instalacji dostarczonymi z systemem zasi lania nadmiarowego OSTRZE ENIE Je li d...

Страница 113: ...ji otwartej wy czony OSTRZE ENIE Podczas pod czania kabla do zasilacza RPS nale y upewni si e wy cznik w zasilaczu jest w pozycji otwartej wy czony OSTRZE ENIE Prze czniki 4500 PWR obs uguj standard P...

Страница 114: ...114 APPENDIX A SAFETY INFORMATION...

Страница 115: ...PC Terminal Cable connector 25 pin male female only required if screen always required required for handshake Screen DTR TxD RxD CTS Ground DSR RTS DCD Screen DCD RxD TxD DTR Ground DSR RTS CTS Shell...

Страница 116: ...7 8 6 5 1 4 1 2 3 4 5 6 7 8 20 Switch 4500 Cable connector RJ 45 female RS 232 Modem Port Cable connector 25 pin male Pin Number 10 100 1000 Ports configured as MDI 1 Transmit Data Bidirectional Data...

Страница 117: ...red 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 A 5 Not assigned Bidirectional Data D 6 Trans...

Страница 118: ...118 APPENDIX B PIN OUTS...

Страница 119: ...tandards EN60068 to 3Com schedule Package testing paras 2 1 2 2 2 30 and 2 32 Operational testing paras 2 1 2 2 2 30 and 2 13 Safety Agency Certifications UL 60950 EN60950 CSA 22 2 No 60950 IEC 60950...

Страница 120: ...Standards EN60068 to 3Com schedule Package testing paras 2 1 2 2 2 30 and 2 32 Operational testing paras 2 1 2 2 2 30 and 2 13 Safety Agency Certifications UL60950 EN60950 CSA 22 2 No 60950 IEC 60950...

Страница 121: ...Agency Certifications UL60950 EN60950 CSA 22 2 No 60950 IEC 60950 EMC Emissions CISPR 22 Class A EN55022 Class A FCC Part 15 Subpart B Class A ICES 003 Class A VCCI Class A EN61000 3 2 EN61000 3 3 Im...

Страница 122: ...afety Agency Certifications UL60950 EN60950 CSA 22 2 No 60950 IEC 60950 EMC Emissions CISPR 22 Class A EN55022 Class A FCC Part 15 Subpart B Class A ICES 003 Class A VCCI Class A EN61000 3 2 EN61000 3...

Страница 123: ...k Login IEEE 802 1x RADIUS RFC 2618 2620 Link aggregation IEEE 802 3ad Safety Requirements The RPS shall comply with the following safety standards EN60950 UL60950 CSA22 2 60950 IEC60950 EMC Emissions...

Страница 124: ...124 APPENDIX C TECHNICAL SPECIFICATIONS...

Страница 125: ...ice Request If you have trouble registering your product please contact 3Com Global Services for assistance Purchase Value Added Services To enhance response times or extend warranty benefits contact...

Страница 126: ...uct Support heading at www 3com com Software Upgrades are the feature releases that follow the software version included with your original product In order to access upgrades and related documentatio...

Страница 127: ...directory of contact information posted on the 3Com Web site at http csoweb4 3com com contactus Country Telephone Number Country Telephone Number Asia Pacific Rim Telephone Technical Support and Repai...

Страница 128: ...0 133 266 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 57 1 592 5000 800 011 3266 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 A...

Страница 129: ...Contact Us 129 US and Canada Telephone Technical Support and Repair 1 800 876 3266 Country Telephone Number Country Telephone Number...

Страница 130: ...130 APPENDIX D OBTAINING SUPPORT FOR YOUR PRODUCT...

Страница 131: ...itch 23 prerequisites 25 IP addressing registered 73 IP configuration 47 L LEDs 18 logging in as a default user 62 M management methods 44 preparing for 48 setting up 43 46 manual setup console port 4...

Страница 132: ...eatures 15 installation 23 25 power socket 20 powering up 35 rack mounting 26 size 119 weight 119 XRN Distributed Fabric 65 system specifications 119 T troubleshooting 69 77 U upgrading software bootr...

Страница 133: ...t so that equipment and receiver are on different branch circuits If necessary the user should consult the dealer or an experienced radio television technician for additional suggestions The user may...

Страница 134: ......

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