3Com 3CR16708-91 - OfficeConnect Managed Switch 9 Getting Started Manual Download | Manualshive

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C

HAPTER

4: P

ROBLEM

S

OLVING

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Reset power to the Switch within 30 seconds by removing the power
cord from the Switch and then re-connecting it.

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When the Switch restarts, enter a new password for the
Administrator.

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Log onto the Switch with the user name “admin” and the new
password you just configured.

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Summary of Contents for 3CR16708-91 - OfficeConnect Managed Switch 9

Page 1: ...http www 3com com Part No DUA1670 8AAA01 Published March 2005 OfficeConnect Managed Switch 9 and Switch 9 FX Getting Started Guide 3CR16708 91 3CR16709 91 ...

Page 2: ...junction 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 OfficeConnect and the 3Com logo are registered trademarks of 3Com Corporation IEEE and 802 are registered trademarks of the Institute of Electrical and Electronics Engineers Inc Intel and Pentium are registered trademarks o...

Page 3: ... 9 FX About the Switch 12 Summary of Hardware Features 12 Switch Front View Detail 13 LEDs 14 Switch Rear View Detail 16 10BASE T 100BASE TX Ports 17 10BASE T 100BASE TX 1000BASE T Port 17 SFP Port 17 100BASE FX Port 18 Console Port 18 Power Socket 18 Default Settings 19 2 INSTALLING THE SWITCH Package Contents 22 Choosing a Suitable Site 22 Placing Units On Top of Each Other 23 Using a Stacking C...

Page 4: ...agement 36 Manually Configuring IP Information 37 Connecting to the Console Port 37 Viewing Automatically Configured IP Information 40 Using 3Com Network Supervisor 40 Connecting to the Console Port 41 Methods of Managing a Switch 43 Command Line Interface Management 43 Web Interface Management 44 SNMP Management 44 Setting Up Command Line Interface Management 45 CLI Management via the Console Por...

Page 5: ...rtante 60 Wichtige Sicherheitsinformationen 62 Información de seguridad importante 64 Importanti Informazioni di Sicurezza 66 B PIN OUTS RJ 45 to RS 232 Adapter Cable 69 RJ 45 Pin Assignments 70 C TECHNICAL SPECIFICATIONS OfficeConnect Managed Switch 9 and Switch 9 FX 71 D OBTAINING SUPPORT FOR YOUR PRODUCT Register Your Product 73 Purchase Value Added Services 73 Troubleshoot Online 74 Access Sof...

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Page 7: ...ho 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 contains information about the CD ROM that accompanies your Switch About Your CD ROM The CD ROM also contains the following Online documentation for the Switch refer to Related Documentation on page 9 for details 3Com Network...

Page 8: ...To change your password use the following syntax system management password password In this example you must supply a password for password Commands The word command means that you must enter the command exactly as shown and then press Return or Enter Commands appear in bold Example To display port information enter the following command bridge port detail The words enter and type When you see th...

Page 9: ... Switch 9 FX Management Interface 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 HTML format on the CD ROM that accompanies the Switch Release Notes These notes provide information about the current software release including new features modifications and known problems There are ot...

Page 10: ...maintain the structure of the files Documentation Comments Your suggestions are very important to us They will help make our documentation more useful to you Please e mail comments about this document to 3Com at pddtechpubs_comments 3com com Please include the following information when commenting Document title Document part number on the title page Page number if appropriate Example OfficeConnec...

Page 11: ...r contains introductory information about the Switch 9 and Switch 9 FX and how they can be used in your network It covers summaries of hardware and software features and also the following topics About the Switch Switch Front View Detail Switch Rear View Detail Default Settings ...

Page 12: ... Ethernet is enabled on these ports by default Summary of Hardware Features Table 3 summarizes the hardware features that are supported by the Switch Table 3 Hardware features Feature Switch MAC Addresses Up to 8000 supported Up to 64 static entries Auto negotiation Supported on all ports Auto MDI MDI X Supported on all RJ 45 ports Forwarding Modes Store and Forward Duplex Modes Half and full dupl...

Page 13: ... 9 GbE Alert Duplex Link Activity On Delivering Power PoE Status 6 Port Status LEDS PoE Status LEDS Power LED Alert LED 3CR16709 91 6 7 8 Green 100M Yellow 10M Flash Activity Duplex On Full OfficeConnect Managed Switch 9 FX Alert Duplex Link Activity On Delivering Power PoE Status 6 SFP FX Green Link Flash Activity Module Status Power LED Alert LED Port Status LEDS Module Active LED Combo Port Sta...

Page 14: ...T GbE Port Status LED Switch 9 only Link Activity Blue A 1000 Mbps link is present Green A 100 Mbps link is present Yellow A 10 Mbps link is present Blue flashing There is 1000 Mbps activity on the port Green flashing There is 100 Mbps activity on the port Yellow flashing There is 10 Mbps activity on the port Off No link is present Duplex Green The port is operating at full duplex Off The port is ...

Page 15: ...Supply Unit Power OK LED rear panel Green The power adapter is providing power normally Off The power adapter has probably failed see Chapter 4 Problem Solving Alert LED Orange flashing The Switch is starting up or the Switch software is being upgraded Orange The Switch is reporting a fault see Chapter 4 Problem Solving or a user configured alert condition has occurred see the Implementation Guide...

Page 16: ...or to connect the unit to a traditional PBX or public telephone network Only connect RJ 45 data connectors network telephony systems or network telephones to these sockets Either shielded or unshielded data cables with shielded or unshielded jacks can be connected to these data sockets 12VDC 3 5A MAX Power LED 10BASE T 100BASE TX Ports 1000BASE T Port Console Port Power Socket 12VDC 3 5A MAX Power...

Page 17: ...X 1000BASE T port configured as Auto MDI MDI X This port automatically provides the appropriate connection The default state for the 10 100 1000 Mbps port is auto negotiation enabled where the speed duplex and flow control modes are negotiated Alternatively you can manually set these ports to 10BASE T half duplex 10BASE T full duplex 100BASE TX half duplex 100BASE TX full duplex or 1000BASE T full...

Page 18: ...over the 100BASE FX port The corresponding 100BASE FX port is disabled when an SFP module is present Console Port The console port allows you to connect a terminal and perform local out of band management The console port uses an RJ 45 to DB 9 null modem cable supplied with the Switch and is set to 19200 baud 8 data bits no parity and 1 stop bit The default configuration automatically detects any ...

Page 19: ...faults to 100 Mbps full duplex mode 100 FD and must be manually set to half duplex mode 100 HD if required Power over Ethernet Enabled ports 1 2 5 and 6 Flow Control Disabled in half duplex 10 100 ports Auto negotiated in full duplex 10 100 ports Disabled for 10 100 1000 port Broadcast Storm Control Enabled Virtual LANs VLANs All ports belong to the untagged Default VLAN VLAN 1 with IEEE Std 802 1...

Page 20: ...ou 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 Subnet Mask Default Gateway ...

Page 21: ...posant du Switch ou d entamer une procédure de maintenance lisez les informations relatives à la sécurité qui se trouvent dans l Appendice A Appendix A de ce guide VORSICHT Sicherheitsinformationen Bevor Sie Komponenten aus dem Switch entfernen oder dem Switch hinzufuegen oder Instandhaltungsarbeiten verrichten lesen Sie die Sicherheitsanweisungen die in Anhang A Appendix A in diesem Handbuch aufg...

Page 22: ...l Alternatively the Switch can be placed in a wiring closet or equipment room as an aggregator for other Hubs and Switches A stacking kit containing one mounting clip is supplied with the Switch CAUTION Ensure that the ventilation holes are not obstructed When deciding where to position the Switch ensure that Cabling is located away from sources of electrical noise such as radios transmitters and ...

Page 23: ...lip up to four units can be placed one on top of the other If you are mixing a variety of OfficeConnect Switch and Hub units the smaller units must be positioned at the top If you are placing free standing Switch units one on top of the other you must use the supplied self adhesive rubber pads to prevent the Switch from moving around on your desk or when stacking with flat top OfficeConnect units ...

Page 24: ... mounting the unit ensure it is within reach of the power outlet When wall mounting the unit ensure that the rubber feet are not fixed Mounting Instructions for Cement Walls To wall mount the unit on a cement wall follow these instructions 1 Make two holes 150 mm 5 9 in apart and insert two nylon or similar screw anchors that are suitable for the wall construction 2 Fix two suitable screws into th...

Page 25: ...tions be careful not to push the Switch up and off the wall CAUTION Only wall mount single units do not wall mount stacked units The Power up Sequence The following sections describe how to get your Switch powered up and ready for operation Powering up the Switch Use the following sequence of steps to power up the Switch 1 Plug the power adapter into the power socket at the rear of the Switch 2 Pl...

Page 26: ...he Switch will support the following 3Com 802 3af equipment Wireless 3Com 11 Mbps Wireless LAN Access Point 8000 3CRWE80096B 3Com 11 Mbps Wireless LAN Access Point 8200 3CRWE820096A 3Com 11 Mbps Wireless LAN Access Point 8500 3CRWE850096A 3Com 11 Mbps Wireless LAN Access Point 8700 3CRWE870096A 3Com Wireless LAN Building to Building Bridge 3CRWE91096B Voice Over IP Telephones 3Com 11 Mbps Wireless...

Page 27: ...ne 3C10226A 3Com NBX 2102IR Business Phone with IR 3C10228IRA 3Com NBX 2102B Business Phone 3C10226B 3Com NBX 2102IRB Business Phone with IR 3C10228IRB 3Com NBX 2102PE Business Phone 3C10226PE 3Com NBX 2102PEIR Business Phone with IR 3C10228RPE 3Com NBX 3102 Business Phone 3C10402A 3Com NBX ATA Business Phone 3C10400 Network Jacks 3Com NJ90 3CNJ90 3Com NJ95 3CNJ95 3Com NJ100 3CNJ100 3CNJ100 CRM 3C...

Page 28: ...nt to make a connection to another MDIX port you need a cross over cable Many ports on workstations and servers are configured as MDI straight through If you want to make a connection to an MDI port you need to use a standard straight through cable See Table 7 WARNING The Switch supports Power over Ethernet on rear ports 1 2 5 and 6 These ports should only be used for Ethernet wiring within the sa...

Page 29: ...ch Approved SFP Transceivers The following list of approved SFP transceivers is correct at the time of publication 3CSFP91 SFP 1000BASE SX 3CSFP92 SFP 1000BASE LX 3CSFP93 SFP 1000BASE T 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 browser http www 3com com Inserting an SFP Transceiver To be recog...

Page 30: ...ng sequence of steps to activate the SFP ports 1 Hold the transceiver so that the 1000BASE TX RJ 45 connector or 1000BASE SX LX fiber connector is toward you and the product label is visible as shown in Figure 6 Ensure the wire release lever is closed in the upright position 2 Gently slide the transceiver into the SFP port until it clicks into place CAUTION SFP transceivers are keyed and can be pr...

Page 31: ...he transceiver 6 Connect the other end of the cable to a device fitted with an appropriate Gigabit Ethernet connection 7 Check the Module Status LED on the front of the Switch to ensure that it is operating correctly Refer to LEDs on page 14 for more information Removing an SFP Transceiver If you wish to remove a 3Com transceiver it is not necessary to power down your Switch 1 Disconnect the cable...

Page 32: ...32 CHAPTER 2 INSTALLING THE SWITCH The above procedure will release a 3Com SFP transceiver To release a transceiver from another manufacturer see the documentation supplied with your SFP transceiver ...

Page 33: ...naging the Switch can help you to improve the efficiency of the Switch and therefore the overall 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 Setting Up Overview Manually Configuring IP Information Viewing Automatically Configured IP Information Met...

Page 34: ...etup Feature Management Power Up the Switch IP Information is automatically configured See page 35 Do you want to manually configure the IP information Connect to a rear network port and use the Web Interface or Command Line Interface See page 37 How do you want to manage your Switch See page 43 SNMP See page 47 Command Line Interface Connect via the console port See page 45 Web Interface Connect ...

Page 35: ...DHCP server does not allow you to allocate static IP 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 manually This makes management simpler and more reliable as it is not dependent on a DHCP server and eliminates the risk of the IP address changing I...

Page 36: ...l automatically reconfigure itself with an appropriate IP address instead of you having to manually reconfigure the Switch If you use the automatic IP configuration method you need to discover the automatically allocated IP information before you can begin management Work through the Viewing Automatically Configured IP Information section on page 40 Preparing for Management Once your Switch s init...

Page 37: ...ort rather than a remote one via a modem You can do this whilst the Switch is offline that is before you connect the Switch to a network or whilst the Switch is online that is connected to a network Pre requisites A workstation with terminal emulation software installed such as Microsoft Hyperterminal This software allows you to communicate with the Switch via the console port directly Documentati...

Page 38: ... RS 232 connector to prevent it from being loosened 2 Open your terminal emulation software and configure the COM port settings to which you have connected the cable The settings should be set to match the default settings for the Switch which are Any of the following baud rates 1200 2400 4800 9600 19200 38400 57600 115200 Note that the COM port must be set to 19200 baud to view all the system ini...

Page 39: ...ogged on correctly the top level menu of the command line interface is displayed as shown in the example in Figure 9 Figure 9 Example top level command line interface menu 3 At the Select menu option prompt you can either enter the protocol ip basicConfig command At the Enter configuration method prompt enter manual The screen prompts you to enter IP information or enter the gettingStarted command...

Page 40: ...You can discover the IP information in two ways Using 3Com Network Supervisor This application will auto discover the Switch and display the automatically allocated IP information assigned to the Switch Connecting to the Console Port Connect a workstation to the console port of the Switch using the RJ 45 to RS 232 cable You can then view the IP information automatically assigned to the Switch usin...

Page 41: ...2 cable supplied with the Switch You can find the pin out diagram for this cable in Appendix B on page 69 A Category 5 twisted pair Ethernet cable with RJ 45 connectors to connect your Switch to the network Connecting the Workstation to the Switch 1 Connect the workstation to the console port using the RJ 45 to RS 232 cable as shown in Figure 10 Figure 10 Connecting a workstation to the Switch via...

Page 42: ... are now ready 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 command line interface login sequence begins as soon as the Sw...

Page 43: ...eted the initial set up of your Switch you can decide how you wish to manage the Switch You can use one of the following methods Command line interface management Web interface management SNMP management Command Line Interface Management Each Switch has a command line interface CLI that allows you to manage the Switch from a workstation either locally via a console port connection see Figure 12 or...

Page 44: ...over an IP network see Figure 14 Figure 14 Web interface management over the network Refer to Setting Up Web Interface Management on page 46 SNMP Management You can manage a Switch using any network management workstation running the Simple Network Management Protocol SNMP as shown in Figure 15 For example you can use the 3Com Network Supervisor software that is provided on the CD ROM that accompa...

Page 45: ...y 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 command line interface over a network using Telnet 1 Ensure you have already set up the Switch with IP information as described in Setting Up Overview on page 34 2 Check that you have the IP protocol correctly installed on your management workstation You c...

Page 46: ...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 Figure 9 on page 39 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 Over...

Page 47: ...d 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 xxx xxx xxx xxx where xxx xxx xxx xxx is the IP address of the Switch 4 At the login and password prompts enter admin as your user name and enter your password at the password prompt or just press Return if you have not yet se...

Page 48: ...log in with a valid user name and password The Switch has two default 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 the two default passwords as soon as possible even if you do not intend to actively manage your Switch Table 9 Default Users Use the admin de...

Page 49: ...Default Users and Passwords 49 For more information about default users and passwords refer to the Switch Management Interface Reference Guide on the Switch CD ROM ...

Page 50: ...50 CHAPTER 3 SETTING UP FOR MANAGEMENT ...

Page 51: ...lving Problems Indicated by LEDs Solving Hardware Problems Solving Communication Problems Solving Software Upgrade Problems Recovering from a Lost Password If you experience a problem that is not listed here it may be included in the Support section of the Switch Management Interface Reference Guide on the CD ROM that accompanies your Switch For Technical Support information see Appendix D ...

Page 52: ...s been automatically disabled You can verify this by checking that the Port Status LED is flashing Green Yellow This could be due to loop back failure If a port fails the Switch passes its Power On Self Test and continues to operate normally On Powering up the Alert LED flashes orange while the Switch is starting up This is normal and does not indicate any of the above conditions A Port Status LED...

Page 53: ...ed to the Switch but power is not being supplied If power is not being supplied to a device connected to the Switch you should do the following checks Check that the device is compliant with the 802 3af standard ref 18 The Switch will only supply power through rear panel ports 1 2 5 and 6 to 802 3af compliant devices Check that the power budget for the Switch has not been exceeded If the power bud...

Page 54: ...IP address IP Addressing To be managed correctly each device on your network for example a Switch or Hub must have a unique IP address IP addresses have the format n n n n 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 the device resides The second ...

Page 55: ...ce or the system control softwareUpgrade command in the command line interface For details on these options refer to the Management Interface Reference Guide supplied in HTML format on the CD ROM that accompanies your Switch If you have problems with your software upgrade refer to the Problem Solving section in the Management Interface Reference Guide Recovering from a Lost Password The password r...

Page 56: ... Switch within 30 seconds by removing the power cord from the Switch and then re connecting it When the Switch restarts enter a new password for the Administrator Log onto the Switch with the user name admin and the new password you just configured ...

Page 57: ...onsignes suivantes de sécurité avant d installer ou de retirer l appareil VORSICHT Warnhinweise enthalten Anweisungen die Sie zu Ihrer eigenen Sicherheit befolgen müssen Alle Anweisungen sind sorgfältig zu befolgen Sie müssen die folgenden Sicherheitsinformationen sorgfältig durchlesen bevor Sie das Gerät installieren oder ausbauen ADVERTENCIA las advertencias contienen indicaciones que debe respe...

Page 58: ...pproved and CSA certified The minimum specification for the flexible cord is No 18 AWG Type SV or SJ 3 conductor The cord set must have a rated current capacity of at least 10A The attachment plug must be an earth grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration United Kingdom only The supply plug must comply with BS1363 3 pin 13 amp and be fitted with a 5A fuse which...

Page 59: ...connecting a modem to the console port of the Switch only use a modem which is suitable for connection to the telecommunications system WARNING RJ 45 Ports These are shielded RJ 45 data sockets They cannot be used as standard traditional telephone sockets or to connect the unit to a traditional PBX or public telephone network Only connect RJ 45 data connectors network telephony systems or network ...

Page 60: ...r une configuration qui permet un branchement sur une entrée d appareil EN60320 CEI 320 Etats Unis et Canada Le cordon doit avoir reçu l homologation des UL et un certificat de la CSA Le cordon souple doit respecter à titre minimum les spécifications suivantes calibre 18 AWG type SV ou SJ à 3 conducteurs Le cordon doit être en mesure d acheminer un courant nominal d au moins 10 A La prise femelle ...

Page 61: ...aire de 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 pour la connection de l unité à un réseau téléphonique central privé ou public Raccorder seulement connecteurs de données RJ 45 systèmes ...

Page 62: ...ICHT Der Gerätestecker der Anschluß an das Gerät nicht der Wandsteckdosenstecker muß eine passende Konfiguration für einen Geräteeingang gemäß EN60320 IEC320 haben VORSICHT Die Netzsteckdose muß in der Nähe des Geräts und leicht zugänglich sein Die Stromversorgung des Geräts kann nur durch Herausziehen des Gerätenetzkabels aus der Netzsteckdose unterbrochen werden VORSICHT Europe Das Netzkabel muß...

Page 63: ...eschaltet sind VORSICHT Die Verwendung von nicht in diesem Handbuch aufgeführten Steuerungs oder Änderungsoptionen zum Modifizieren der Leistung oder der verwendeten Verfahren kann zur Freisetzung gefährlicher Laserstrahlung führen VORSICHT Der Switch unterstützt Power over Ethernet an den rückseitigen Ports 1 2 5 und 6 Diese Ports dürfen nur für die Ethernet Verkabelung im gleichen Gebäude verwen...

Page 64: ...njunto de cables debe estar homologado por UL y tener la certificación CSA La especificación mínima del cable flexible es Nº 18 AWG Tipo SV o SJ Tres conductores El conjunto de cables debe tener una capacidad de corriente nominal de al menos 10 A El enchufe de conexión debe ser de tipo de toma de tierra con una configuración NEMA 5 15P 15 A 125 V o NEMA 6 15P 15 A 250 V Sólo para el Reino Unido La...

Page 65: ...a una central de conmutación PBX tradicional ni a una red telefónica pública Conecte sólo conectores de datos RJ 45 sistemas de telefonía de red local o teléfonos de red local a estas tomas Pueden conectarse cables de datos blindados o sin blindaje con clavijas blindadas o sin blindaje a estos conectores de datos ADVERTENCIA Puertos de fibra óptica seguridad óptica No mire nunca al láser de transm...

Page 66: ... La specifica minima per il cavo flessibile è N 18 AWG Tipo SV o SJ 3 conduttori Il set di cavi deve avere una capacità nominale di almeno 10 A La spina di collegamento deve essere dotata di messa a terra con configurazione NEMA 5 15P 15 A 125 V o NEMA 6 15P 15 A 250 V Solo Regno Unito La spina di alimentazione deve essere conforme BS1363 3 pin 13 amp e dotata di un fusibile da 5 A conforme BS1362...

Page 67: ...rettamente a terra Impédance à la terre AVVERTENZA solo Regno Unito Se si collega un modem alla porta Console dello Switch utilizzare solo un modem idoneo per il collegamento con il sistema di telecomunicazioni AVVERTENZA le porte RJ 45 sono prese dati RJ 45 schermate Non è pertanto possibile utilizzarle come normali prese telefoniche né per collegare l unità a un PBX Private Branch Exchange centr...

Page 68: ...non previste dalle istruzioni fornite in questa guida può provocare emissioni laser nocive AVVERTENZA Lo switch supporta l alimentazione su Ethernet sulle porte posteriori 1 2 5 e 6 Tali porte devono essere utilizzate soltanto per il cablaggio Ethernet all interno dello stesso edificio ...

Page 69: ... cable is provided with the Switch for connecting a management device to the RJ 45 console port on the rear panel The pinout is shown below Table 10 Pin assignments RJ 45 Pin Signal DB 9 Pin Direction 1 RTS 7 2 DTR 4 3 TxD 3 4 DCD 1 5 Ground 5 6 RxD 2 7 DSR 6 8 CTS 8 ...

Page 70: ...ata 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 10BASE T 100BASE TX 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 Bidirectional Data D 5 ...

Page 71: ...N60068 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 1 EN60950 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 AS NZS 3548 Class A EN61000 3 2 EN61000 3 3 Immunity EN 55024 Heat Dissipation 15 watts maximum 51 BTU hour ...

Page 72: ...13 Bridge MIB RFC 1493 RMON MIB RFC 2819 Groups 1 2 3 7 8 9 RMON MIB II RFC 2021 Remote Monitoring MIB RFC 1757 MAU MIB RFC 2239 Terminal Emulation Telnet RFC 854 Protocols Used for Administration UDP RFC 768 IP RFC 791 ICMP RFC 792 TCP RFC 793 ARP RFC 826 TFTP RFC 783 DHCP RFC 2131 RFC 2132 RFC 1534 ...

Page 73: ...e 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 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 replace...

Page 74: ...uct Support heading at http www 3com 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...

Page 75: ...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 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 ...

Page 76: ...2 1 800 998 2112 52 5 201 0010 1 800 998 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 ...

Page 77: ...ng registered 54 IP configuration 35 L LEDs 14 logging in as a default user 48 M management methods 43 preparing for 36 setting up 33 34 manual setup console port 37 MDI configuration 28 MDIX configuration 28 P passwords of default users 48 pin assignments console port 69 RJ45 70 ports console 18 power over Ethernet using 26 power socket 18 powering up a Switch 25 problem solving 51 communication ...

Page 78: ...guration 28 Switch automatic setup 40 console port 18 dimensions 71 features 12 installation 21 22 power socket 18 powering up 25 rack mounting 24 size 71 stacking clip 23 weight 71 system specifications 71 T troubleshooting 51 W Web browsers choosing 46 web interface choosing a browser 46 web interface management 44 setting up 46 ...

Page 79: ...ent outlet 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 find the following booklet prepared by the Federal Communications Commission helpful How to Identify and Resolve Radio TV Interference Problems This booklet is available from the U S Governme...

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