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4

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ROBLEM

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OLVING

This chapter helps you to diagnose and solve problems you may have
with the operation of your switch and provides a description of IP
addressing and upgrading software.

The topics covered are:

■

Solving Problems Indicated by LEDs

■

Solving Hardware Problems

■

Solving Communication Problems

If you experience a problem that is not listed here, it may be included in
the Support section of the Switch 4200G Command Reference Guide
available in PDF format on 3Com’s Web site at www.3com.com.

For Technical Support information, see Appendix .

10014914_AB_Switch 4200G.book Page 57 Tuesday, October 2, 2007 12:13 PM

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Содержание 4200G Series

Страница 1: ... No 10014914 Rev AB Published October 2007 3Com Switch 4200G Family Getting Started Guide 4200G 12 Port 4200G 24 Port 4200G 48 Port 4200G PWR 24 Port 10014914_AB_Switch 4200G book Page 1 Tuesday October 2 2007 12 13 PM ...

Страница 2: ... with limited rights only as provided in DFAR 252 227 7015 Nov 1995 or FAR 52 227 14 June 1987 whichever is applicable You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in or delivered to you in conjunction with this User Guide Unless otherwise indicated 3Com registered trademarks are registered in the United States and may or m...

Страница 3: ...aintenance updates and documentation updates on our website To obtain the most up to date operating software and user documentation for the Switch 4200G point your web browser to www 3Com com 4200G and select the Support and Registration link You must register your 3Com switch to receive the software upgrade To register point your web browser to eSupport 3Com com 10014914_AB_Switch 4200G book Page...

Страница 4: ...10014914_AB_Switch 4200G book Page 4 Tuesday October 2 2007 12 13 PM ...

Страница 5: ...G Front View Detail 15 Switch 4200G Rear View Detail 19 Default Settings 20 2 INSTALLING THE SWITCH Package Contents 22 Rack mounting the Switch 22 The Power up Sequence 25 SFP Operation 26 Connecting a Redundant Power Supply 28 Connecting the Console Cable 34 3 SETTING UP FOR MANAGEMENT Methods of Managing a Switch 37 Setting Up Your Switch 39 Manually Configuring IP Information 42 10014914_AB_Sw...

Страница 6: ...roblems 59 Solving Communication Problems 60 A PIN OUTS Null Modem Cable 63 PC AT Serial Cable 63 Modem Cable 64 Ethernet Port RJ 45 Pin Assignments 64 B TECHNICAL SPECIFICATIONS Switch 4200G 12 Port 67 Switch 4200G 24 Port 68 Switch 4200G 48 Port 69 Related Standards 69 C OBTAINING SUPPORT FOR YOUR PRODUCT Register Your Product 71 Purchase Value Added Services 71 Troubleshoot Online 72 Access Sof...

Страница 7: ...Network Node Manager 77 E REDUNDANT POWER SUPPLY SAFETY INFORMATION Important Safety Information 79 L information de Sécurité Importante 80 Wichtige Sicherheitsinformationen 82 Información de Seguridad Importante 83 Importanti Informazioni di Sicurezza 84 Wa ne informacje o zabezpieczeniach 85 Regulatory Notices 87 INDEX 10014914_AB_Switch 4200G book Page 7 Tuesday October 2 2007 12 13 PM ...

Страница 8: ...8 CONTENTS 10014914_AB_Switch 4200G book Page 8 Tuesday October 2 2007 12 13 PM ...

Страница 9: ...t are available your Switch 4200G Release Notes The Release Notes provide important information about the current software release including new features modifications and known problems You should read the Release Notes before installing the Switch in your network If the information in the Release Notes differ from the information in this guide follow the instructions in the Release Notes User Do...

Страница 10: ...ailed information about the web interface and command line interface that enable you to manage the switch It available in PDF format on 3Com s Web site at www 3com com Release Notes These notes provide information about the current software release including new features modifications and known problems as well as instructions for upgrading your software to the latest version The Release Notes are...

Страница 11: ...n commenting Document title Document part number on the title page Page number if appropriate Example Part Number 10014914AA Switch 4200G Family Getting Started Guide Page 21 Please 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 instance to your network s...

Страница 12: ...12 ABOUT THIS GUIDE 10014914_AB_Switch 4200G book Page 12 Tuesday October 2 2007 12 13 PM ...

Страница 13: ... 4200G and how it can be used in your network It covers summaries of hardware and software features as well as the following topics About the Switch 4200G Switch 4200G Front View Detail Switch 4200G Rear View Detail Default Settings 10014914_AB_Switch 4200G book Page 13 Tuesday October 2 2007 12 13 PM ...

Страница 14: ...he switch s software features refer to the Command Reference Guide and the Configuration Guide available in PDF format on 3Com s Web site at www 3com com Summary of Hardware Features Table 2 summarizes the Switch 4200G s hardware features Table 2 Hardware Features Feature Switch 4200G Addresses Up to 8 000 supported Auto negotiation Supported on all ports Forwarding Modes Store and Forward Duplex ...

Страница 15: ... Port Status LEDs Gigabit SFP Ports 10 100 1000BASE T MOD 2 MOD 1 Mode Green Speed Yellow Duplex Mode Switch PWR Power LED SFP Status LEDs Unit Status Display Console Port Mode LED 10Gbps Interface Slot LEDs 10 100 1000BASE T Ports Port Status LEDs Gigabit SFP Ports 10 100 1000BASE T Speed 100Base TX Green 100Mbps Yellow 10Mbps Duplex Green Full Duplex Yellow Half Duplex Power Green Delivering Pow...

Страница 16: ...ode as needed These ports provide 10 100 1000 Mbps full duplex connections to other Gigabit Ethernet devices Full duplex connections allow packets to be transmitted and received simultaneously which effectively doubles a link s potential throughput These ports require either straight through or cross over Category 5 cables with RJ 45 connectors at each end The maximum UTP cable length is 100 m 328...

Страница 17: ...agement As the console port on the Switch is an RJ 45 port you will need to connect an RJ 45 to DB9 converter cable to a standard null modem cable in order to connect a terminal Unit Status Display The Status Display is a seven segment display visible on the front of the switch The Status Display indicates switch status conditions such as the unit number POST test ID and software upgrade informati...

Страница 18: ...e 4 LED Behavior LED Color Indicates PWR LED Green The Switch is powered up and operating normally Green flashing The self test POST or software download is in progress Yellow flashing One or more ports have failed POST Red The switch has failed its power on self test Off The switch is not receiving power or there is a fault with the power supply unit Mode LED Speed Green 10 100 port speed and act...

Страница 19: ... or transmitted Yellow flashing The port has failed POST Off No link is present 1000BASE X Port SFP Port LEDs Speed Green A high speed 1000 Mbps link is present Yellow Flashing The port has failed POST Off No link is present Duplex Green Full duplex packets are being transmitted and received on the port Yellow Half duplex packets are being transmitted and received on the port Yellow flashing The p...

Страница 20: ...fault VLAN VLAN 1 with IEEE Std 802 1Q 1998 learning operational Management VLAN Fixed as VLAN 1 on 4200G units Can be any VLAN for 4200G units Link Aggregation Control Protocol LACP Disabled per port IP Multicast Filtering Filtering enabled Rapid Spanning Tree Protocol Enabled Fast Start Enabled on front panel ports RMON Alarm Enabled Traffic Prioritization All ports prioritize NBX VoIP traffic L...

Страница 21: ...rouvent dans l Appendice A de ce guide VORSICHT Sicherheitsinformationen Bevor Sie Komponenten aus dem Switch 4200G entfernen oder dem Switch 4200G hinzufuegen oder Instandhaltungsarbeiten verrichten lesen Sie die Sicherheitsanweisungen die in Appendix A Anhang A in diesem Handbuch aufgefuehrt sind ADVERTENCIA Información de seguridad Antes de instalar o extraer cualquier componente del Switch 420...

Страница 22: ...er feet Rack mounting the Switch The Switch 4200G is 1 rack unit 1U high and will fit in most standard 19 inch racks CAUTION Disconnect all cables from the switch before continuing Remove all self adhesive pads from the underside of the switch if they have been fitted To rack mount your switch 1 Place the switch the right way up on a hard flat surface with the front facing towards you 2 Locate a m...

Страница 23: ... holes are not obstructed 6 Connect network cabling 7 Place a unit information label on the unit in an easily accessible position The unit information label shows the following 3Com switch product name 3Com switch 3C number The switch s unique MAC address Ethernet address The switch s serial number You may need this information if you contact 3Com Technical Support Mounting the rear bracket Mount ...

Страница 24: ...the position of the mount angle 3 Mount the screw to the switch and make sure the screw and the rear bracket are closely connected Figure 7 Installation completed 1 Three positions for screw mounting Three positions for screw mounting Screw 1 Fix the rear bracket to the mount angle Screw 2 is mounted to the switch Screw 1 Screw 2 Rear bracket Rear mount angle Screw 1 Screw 2 Rear bracket Rear moun...

Страница 25: ...nd runs through its Power On Self Test POST which takes approximately one minute Checking for Correct Operation of LEDs During the Power On Self Test all switch ports are disabled and the LEDs light up The PWR LED flashes green during the POST When the POST has completed check the PWR LED to make sure that your switch is operating correctly Table 6 shows possible LED colors Screw 1 Fix the rear br...

Страница 26: ...ently supported 3CSFP92 SFP 1000BASE LX 3CSFP97 SFP 1000BASE LH70 3CSFP93 SFP 1000BASE T To access the latest list of approved SFP transceivers for your switch refer to the 3com web site at www 3com com Inserting an SFP Transceiver The SFP transceiver must have the following characteristics 1000BASE LX SFP transceiver Use this transceiver to connect Gigabit Ethernet SFP ports on the Switch directl...

Страница 27: ...and there is only one way in which it can be installed correctly It is not necessary to power down your Switch 2 Hold the transceiver so that the connector is toward you and the product label is visible Ensure the wire release lever is closed in the upright position 3 Gently slide the transceiver into the SFP port until it clicks If the transceiver does not click into place remove it turn it over ...

Страница 28: ...d you to release the catch mechanism the transceiver will then easily slide out Connecting a Redundant Power Supply The Switch 4200G Family has a 48V DC Redundant Power Supply socket WARNING Only properly trained and qualified personnel should install the Redundant Power Supply RPS WARNING Make sure to read these instructions in conjunction with the RPS flyer and the safety and installation instru...

Страница 29: ...SELV output in accordance with IEC 60950 1 UL 60950 1 EN 60950 1 WARNING The characteristics of the Switch 4200G DC supply input are provided in Appendix C on page 127 You can power the Switch 4200G using three methods AC Mains only this does not offer any power redundancy If the AC mains supply or the AC power supply fails the switch powers off AC Mains and 48V DC primary supply the internal AC s...

Страница 30: ... from several 1500W rectifiers A minimum of two rectifiers are required for each shelf to provide N 1 rectifier redundancy Table 7 Power Availability The unearthed 48V DC power distribution provides a mechanism to connect to the Switch 4200G The distribution consists of several circuit breakers and connection terminals for the positive common and negative 48V outputs Individually connect each Swit...

Страница 31: ... the cable to the RPS WARNING Ensure that the circuit breaker in the RPS is in the open off position when connecting the cable to the RPS and the cable and connector to the switch WARNING Ensure that the positive terminal on the switch is connected to 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 RP...

Страница 32: ...if it is connected Connecting the Earthing Cable Use the earthing cable that accompanies your switch if the length is suitable Alternatively use the earthing cable specification as defined in Appendix C on page 127 The earthing cable is only required if the switch is powered by the RPS only The recommended cable length should not exceed three metres 9 84 feet NULL 48 60V 2 0A 100 240V 50 60Hz 1 0A...

Страница 33: ...itch with a single power supply that can power multiple devices Using a PoE switch has the following advantages over an non powered network Reduced Cabling a PoE 802 3af compliant device that has its power supplied over its Ethernet cable does not require a separate power supply If for example you use the switch to connect a 3Com 11 Mbps Wireless LAN Access Point 8500 to the network then only a ne...

Страница 34: ...ment is available using the web interface or the command line interface CLI Connecting the Console Cable A Console cable is an 8 core cable One end of the cable is a crimped RJ 45 connector for the connection to the Console port of the switch and the other end is a DB 9 female connector for the connection to the serial port on the Console terminal as shown in Figure 11 Figure 11 Console cable Tabl...

Страница 35: ...t the RJ 45 connector of the Console cable to the Console port of the switch CAUTION Pay attention to the mark on the Console port and be sure to plug the connector to the right port If the switch is powered on First connect the DB 9 connector of the Console cable to the PC before connecting the RJ 45 connector to the switch Disconnect the DB 9 connector of the Console cable from the PC after disc...

Страница 36: ...36 CHAPTER 2 INSTALLING THE SWITCH 10014914_AB_Switch 4200G book Page 36 Tuesday October 2 2007 12 13 PM ...

Страница 37: ...he management software to manage the switch It covers the following topics Methods of Managing a Switch Setting Up Your Switch Manually Configuring IP Information Viewing Automatically Configured IP Information Setting Up Command Line Interface Management Setting Up Command Line Interface Management using SSH Setting Up Web Interface Management Setting Up SNMP Management Default Users and Password...

Страница 38: ...ation about its operation and statistics The prompt for user view is S4200G System View This view enables you to configure the system parameters To display this view from user view enter system view The prompt for system view is S4200G Command Line Interface Management using SSH The Switch 4200G supports Secure Shell version 1 5 SSHv1 5 allowing secure access to the switch s command line interface...

Страница 39: ... description of 3Com network management applications refer to 3Com Network Management on page 75 Figure 15 SNMP Management over the Network Refer to Setting Up SNMP Management on page 54 Setting Up Your Switch This section provides 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 setup process is summarized in Figure 16 Detai...

Страница 40: ...P See page 41 Do you want to manually configure the IP information Connect to the con sole port and use the Command Line Inter face See page 42 How do you want to manage your Switch See page 37 SNMP See page 54 Command Line Interface Connect using the console port See page 50 Web Interface Connect over the network using Telnet See page 51 Connect over the network See page 54 How do you want to vie...

Страница 41: ...liable as it is not dependent on a DHCP or BootP server and eliminates the risk of the IP address changing To manually enter IP information for your switch follow the instructions in Manually Configuring IP Information on page 42 Automatically Configuring the IP Address using DHCP By default the switch attempts to configure its IP Information by obtaining an IP address from a DHCP server on the ne...

Страница 42: ...led information about the specific web interface functions the command line interface and problem solving refer to the Switch 4200G Command Reference Guide available in PDF format on 3Com s Web site at www 3com com Manually Configuring IP Information You can manually configure the switch s IP information by connecting a workstation to the switch s console port using a console cable You can then ma...

Страница 43: ...ation to the console port using the console cable as shown in Figure 17 Figure 17 Connecting a Workstation to the Switch using the Console Port To connect the cable a Attach the RJ 45 connector on the cable to the switch s console port b Attach the other end of the cable to the workstation and tighten the retaining screws on the cable to prevent it from being loosened 2 Open your terminal emulatio...

Страница 44: ... it starts 2 At the login and password prompts enter admin as your user name and press Return At the password prompt press Return again If you have logged on correctly S4200G is displayed as shown in Figure 18 You automatically log into User View Figure 18 User View Login 3 Enter the system view command and press Enter The S4200G prompt is displayed 4 Enter interface vlan 1 and press Enter 5 Enter...

Страница 45: ...ly you can alternatively make a connection to a front panel port You need an IP address to do this Refer to Viewing Automatically Configured IP Information on page 48 for more information The procedure described in this section assumes the unit is powered up in standalone mode Prerequisites A workstation running a suitable operating system refer to Choosing a Browser on page 53 A Network Interface...

Страница 46: ...mand line interface CLI using telnet Using the Web Interface 1 Power up the switch This takes approximately one minute 2 Open a suitable Web browser and enter your switch s IP address in the Address field If there is no response wait for one minute then re enter the IP address If a pop up message appears displaying download and install simplified Chinese information click Cancel 3 At the login pro...

Страница 47: ...unit click Start in Microsoft Windows a Click Run b In Open field type the unit s IP address Telnet xxx xxx xxx xxx where xxx xxx xxx xxx is the switch s IP address c Click OK 2 Press Enter to open a login prompt If the login prompt does not begin immediately press Return a few times until it starts 3 At the login prompt enter admin as your user name and press Return at the password prompt If you ...

Страница 48: ...o discover and view the IP information before you can begin to manage the switch by Using 3Com Network Director to auto discover the switch and display the its automatically allocated IP information Connecting a workstation to the switch s console port using a console cable then using the command line interface to view its automatically assigned IP information Each method is described in detail be...

Страница 49: ...ng the console port see Connecting the Workstation to the Switch on page 43 To view the automatically allocated IP information using the command line interface 1 Connect your switch to the network using an Ethernet cable As soon as a network connection is made the switch begins the automatic IP configuration process The automatic IP configuration process usually completes within one minute 2 The C...

Страница 50: ... describes how to set up command line interface management using a local console port connection or over the network You can configure and manage the Switch 4200G s port data through its two user interfaces Use the AUX User Interface to log in to your switch using the console port Use the VTY User Interface to Telnet to the switch The switch can have up to five VTY user interfaces CLI Management u...

Страница 51: ...n error message check that your IP information has been entered correctly and that the switch is powered up 4 To open a Telnet session using the DOS prompt enter the IP address of the switch that you wish to manage in the following format telnet xxx xxx xxx xxx where xxx xxx xxx xxx is the switch s IP address If you are opening a Telnet session using third party software you need to enter the IP a...

Страница 52: ...h is powered up The switch automatically generates a host key pair when it is powered up for the first time or after it is reset to the factory defaults Host key generation may take a while during which time SSH connections to the switch are rejected 4 Install an SSH client application on the workstation you want to use to access the switch 3Com recommends the PuTTY OpenSSH and SSH Communications ...

Страница 53: ... to the network using a Category 5 twisted pair Ethernet cable with RJ 45 connectors A suitable Web browser Choosing a Browser To display the Web interface correctly use one of the following browsers and platform combinations Table 11 Supported Web Browsers and Platforms For the browser to operate the Web interface correctly JavaScript and Cascading Style Sheets must be enabled on your browser The...

Страница 54: ...sword prompt or the password of your choice if you have already modified the default password 5 Click on the Device View to display the Web management options Setting Up SNMP Management Any network management application running the Simple Network Management Protocol SNMP can manage a switch if the management workstation is connected to the switch using a port on the management VLAN By default the...

Страница 55: ... to log in with a valid user name and password The switch has three default user names and each user name has a different password and level of access These default users are listed in Table 12 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 Table 12 Default Users Use th...

Страница 56: ...ocal user admin cr S4200G luser admin password simple xxxxxxxx where xxxxxxxx is your chosen password Save the configuration in the User View For information about the lost password procedure refer to the Switch 4200G Configuration Guide available at www 3Com com 10014914_AB_Switch 4200G book Page 56 Tuesday October 2 2007 12 13 PM ...

Страница 57: ...re Solving Problems Indicated by LEDs Solving Hardware Problems Solving Communication Problems If you experience a problem that is not listed here it may be included in the Support section of the Switch 4200G Command Reference Guide available in PDF format on 3Com s Web site at www 3com com For Technical Support information see Appendix 10014914_AB_Switch 4200G book Page 57 Tuesday October 2 2007 ...

Страница 58: ...ed 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 verify this by checking that the Port LED is quickly flashing Yellow If a port fails the switch passes its Power On Self Test and continues to operate normally A Port LED is flashing yellow The port has failed and has been automatically di...

Страница 59: ...ng messages Fan failure 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 will be generated in the following ways Unit LED The seven segment display shows a green flashing f RMON Trap If configured an RMON trap is generated and sent to the management...

Страница 60: ...and all environmental conditions are satisfactory return the unit to 3Com Error message indicating that the SFP transceiver is invalid The switch has identified that the SFP does not meet the minimum requirements for the switch and has disabled the port To correct this problem completely remove the SFP and replace it with a 3Com approved SFP See Approved SFP Transceivers on page 26 Error message i...

Страница 61: ... the Internet you must apply for a registered IP address How do you obtain a registered IP Address The IP registration system ensures that every IP address used is unique if you do not have a registered IP address you may be using an identical address to someone else and your network will not operate correctly InterNIC Registration Services is the organization responsible for supplying registered ...

Страница 62: ...62 CHAPTER 4 PROBLEM SOLVING 10014914_AB_Switch 4200G book Page 62 Tuesday October 2 2007 12 13 PM ...

Страница 63: ... 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 4 3 2 8 5 6 7 1 Shell 1 2 3 4 5 6 7 8 3Com Switch Cable connector RJ 45 female PC AT Serial Port Cable connector 9 pin female only required if screen Always required always required required for handshake required for handshake Requir...

Страница 64: ...em Port Cable connector 25 pin male Pin Number 10 100 1000 Ports configured as MDI 1 Transmit Data Bidirectional Data A 2 Transmit Data Bidirectional Data A 3 Receive Data Bidirectional Data B 4 Not assigned Bidirectional Data C 5 Not assigned Bidirectional Data C 6 Receive Data Bidirectional Data B 7 Not assigned Bidirectional Data D 8 Not assigned Bidirectional Data D Pin Number 10 100 1000 Port...

Страница 65: ...A 4 Not assigned Bidirectional Data A 5 Not assigned Bidirectional Data D 6 Transmit Data Bidirectional Data D 7 Not assigned Bidirectional Data C 8 Not assigned Bidirectional Data C Pin Number 10 100 1000 10014914_AB_Switch 4200G book Page 65 Tuesday October 2 2007 12 13 PM ...

Страница 66: ...66 APPENDIX A PIN OUTS 10014914_AB_Switch 4200G book Page 66 Tuesday October 2 2007 12 13 PM ...

Страница 67: ...dule 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 1 EN 60950 1 CSA 22 2 No 60950 1 IEC 60950 1 EMC Emissions CISPRR 22 Class A EN55022 Class A FCC Part 15 Subpart B Class A ICES 003 Class A EN61000 3 2 EN61000 3 3 Immunity EN 55024 Heat Dissipation 80 watts maximum 275 BTU hour maximum Power Supply AC Line Frequen...

Страница 68: ...m 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 1 EN 60950 1 CSA 22 2 No 60950 1 IEC 60950 1 EMC Emissions CISPRR 22 Class A EN55022 Class A FCC Part 15 Subpart B Class A ICES 003 Class A EN61000 3 2 EN61000 3 3 Immunity EN 55024 Heat Dissipation 80 watts maximum 275 BTU hour maximum Power Supply AC Line F...

Страница 69: ...cations UL 60950 1 EN 60950 1 CSA 22 2 No 60950 1 IEC 60950 1 EMC Emissions CISPR 22 Class A EN55022 Class A FCC Part 15 Subpart B Class A ICES 003 Class A EN61000 3 2 EN61000 3 3 Immunity EN 55024 Heat Dissipation 80 watts maximum 275 BTU hour maximum Power Supply AC Line Frequency 50 60Hz Input Voltage 100 240 VAC Current Rating 2 0A amps maximum Function 8802 3 IEEE 802 3 Ethernet IEEE 802 3u F...

Страница 70: ...70 APPENDIX B TECHNICAL SPECIFICATIONS 10014914_AB_Switch 4200G book Page 70 Tuesday October 2 2007 12 13 PM ...

Страница 71: ...stering your product please contact 3Com Global Services for assistance Purchase Value Added Services To enhance response times or extend warranty benefits contact 3Com or your authorized 3Com reseller Value added services like 3Com ExpressSM and GuardianSM can include 24x7 telephone technical support software upgrades onsite assistance or advance hardware replacement Experienced engineers are ava...

Страница 72: ...m com Software Upgrades are the software releases that follow the software version included with your original product In order to access upgrades and related documentation you must first purchase a service contract from 3Com or your reseller Telephone Technical Support and Repair To enable telephone support and other service benefits you must first register your product at http eSupport 3com com ...

Страница 73: ...sted on the 3Com web site at http csoweb4 3com com contactus Country Telephone Number Country Telephone Number Asia Pacific Rim Telephone Technical Support and Repair Australia Hong Kong India Indonesia Japan Malaysia New Zealand Pakistan 1 800 678 515 800 933 486 61 2 9424 5179 or 000800 650 1111 001 803 61009 00531 616 439 or 03 3507 5984 1800 801 777 0800 446 398 61 2 9937 5083 Philippines P R ...

Страница 74: ...0 998 2112 1 800 998 2112 0800 13 3COM 1 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 1 800 998 2112 AT T 800 998 2112 AT T 800 998 2112 Guatemala Haiti Honduras Jamaica Martinique Mexico Nicaragua Panama Paraguay Peru Puerto Rico Salvador Trinidad and Tobago Uruguay Venezuela Virgin Islands AT T 800 998 2112 57 1 657 0888 AT T 800 998 2112 1 800 998 2112 571 657 0888 01 800 ...

Страница 75: ... Supervisor 3NS is an easy to use management application that graphically discovers maps and monitors the network and links It maps devices and connections so you can easily Monitor stress levels Set thresholds and alerts View network events Generate reports in user defined formats Launch embedded device configuration tools 3NS is configured with intelligent defaults and the ability to detect netw...

Страница 76: ...age your 3Com network and to download a trial version go to www 3com com 3nd 3Com Network Access Manager 3Com Network Access Manager is installed seamlessly into Microsoft Active Directory and Internet Authentication Service IAS It simplifies the task of securing the network perimeter by allowing the administrator to easily control network access directly from the Users and Computers console in Mi...

Страница 77: ...le devices such as switches routers security switches the 3Com VCX IP Telephony server and wireless access points Up to 250 devices Up to 1 000 devices Up to 5 000 devices An unlimited number of devices To find out more about 3Com Enterprise Management Suite go to www 3com com ems Integration Kit with HP OpenView Network Node Manager 3Com Integration Kit for HP OpenView Network Node Manager offers...

Страница 78: ...78 APPENDIX D 3COM NETWORK MANAGEMENT 10014914_AB_Switch 4200G book Page 78 Tuesday October 2 2007 12 13 PM ...

Страница 79: ...the earth terminal on the rear of the unit to a reliable electrical earth or by connecting both It must be ensured that the earth connection is made before connecting the DC supply from the RPS WARNING Any RPS must be approved as an unearthed SELV output in accordance with IEC 60950 1 UL 60950 1 EN 60950 1 WARNING RPS Manufacturers recommendations must be followed when connecting the cable to the ...

Страница 80: ...VERTISSEMENT Ces instructions doivent être lues conjointement avec les instructions d installation et les consignes de sécurité qui accompagnent le RPS AVERTISSEMENT Lorsqu un commutateur Switch 4210 est alimenté par un module RPS l unité doit être mise à la terre Pour cela branchez le cordon d alimentation à l unité ou branchez la borne de mise à la terre située à l arrière de l unité à une prise...

Страница 81: ...e le disjoncteur du RPS est ouvert off lors du branchement du câble et du connecteur du RPS au commutateur 3Com AVERTISSEMENT N utilisez pas de système standard d alimentation redondante à 48 V relié à la terre convenant aux équipements de télécommunication avec les commutateurs réseau PoE Power Over Ethernet de 3Com En vue de respecter la spécification IEEE 802 3af PoE la sortie 48 V doit être is...

Страница 82: ...er beides Es ist sicherzustellen dass die Erdungsverbindung vor dem Anschließen der von der RPS bereitgestellten Gleichstromversorgung hergestellt wird VORSICHT Jede RPS muss als nicht geerdetes SELV Ausgangsgerät gemäß IEC 60950 1 UL 60950 1 EN 60950 1 zugelassen sein VORSICHT Diese Anleitungen müssen im Zusammenhang mit den Eigenschaften des Gleichstrom Versorgungseingangs des Switch 4210 gelese...

Страница 83: ... con la debida formación ADVERTENCIA Estas instrucciones deben leerse junto con las instrucciones de instalación y seguridad que se facilitan con el sistema RPS ADVERTENCIA al encender cualquier Switch 4210 desde un RPS la unidad debe contar con una toma de tierra conexión a tierra Esto se puede conseguir conectando el cable de alimentación de la unidad o bien conectando el terminal de tierra en l...

Страница 84: ...02 3af PoE la salida de 48V debe estar aislada de la de tierra y cumplir con los requisitos de aislamiento de dicha especificacion Importanti Informazioni di Sicurezza AVVERTENZA Il dispositivo presenta più punti di alimentazione Per spegnere il dispositivo scollegare tutti i punti di alimentazione AVVERTENZA le operazioni di installazione dell RPS Redundant Power Supply devono essere eseguite esc...

Страница 85: ...llegto al polo negativo salvavita dell RPS AVVERTENZA prima di collegare il cavo RPS e il connettore allo switch 3Com verificare che il salvavita si trovi in posizione Acceso spento AVVERTENZA Non usare con gli switch di rete PoE Power over Ethernet di 3Com sistemi di alimentazione ridondante standard con messa a terra positiva a 48 V normalmente usati con gli apparecchi di telecomunicazione Per s...

Страница 86: ...h 4210 opisaną w Dodatku C Specyfikacja techniczna OSTRZEŻENIE Podczas podłączania kabla do zasilacza RPS należy przestrzegać zaleceń producenta OSTRZEŻENIE Podczas podłączania kabla do zasilacza RPS należy upewnić się że wyłącznik w zasilaczu jest w pozycji otwartej wyłączony OSTRZEŻENIE Należy upewnić się że końcówka dodatnia przełącznika jest podłączona do dodatniej wspólnej końcówki zasilacza ...

Страница 87: ...into a different outlet so that equipment and receiver are on different branch circuits How to identify and resolve radio TV interference problems This booklet is available from the U S Government Printing Office Whashington DC 20402 Stock No 004 000 00345 4 In order to meet FCC emissions limits this equipment must be used only with cables which comply with IEEE 802 3 ICES Statement This Class A d...

Страница 88: ...88 APPENDIX E REDUNDANT POWER SUPPLY SAFETY INFORMATION 10014914_AB_Switch 4200G book Page 88 Tuesday October 2 2007 12 13 PM ...

Страница 89: ...0 H hardware features 14 I installing the Switch 21 IP addressing registered 61 IP configuration 40 L LEDs 18 logging in as a default user 55 M MAC address of the Switch 23 management methods 37 setting up 37 manual setup console port 42 front panel port 45 P passwords of default users 55 pin assignments modem cable 64 null modem cable 63 RJ45 64 serial cable 63 pin outs 63 ports 16 power over eth...

Страница 90: ... specifications system 67 SSH 52 Switch automatic setup 48 Switch 5500 3C number 23 dimensions 67 Ethernet address 23 features 14 installation 21 MAC address 23 power socket 19 powering up 25 rack mounting 22 serial number 23 size 67 unit information label 23 weight 67 system specifications 67 T troubleshooting 57 U unit information label 23 W Web browsers choosing 53 web interface choosing a brow...

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