3Com 4900 (3C17700) Скачать руководство пользователя страница 77 | Manualshive

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3Com 4900 (3C17700) Скачать руководство пользователя страница 77

Support from 3Com

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Support from 3Com

If you are unable to obtain assistance from the 3Com online technical
resources or from your network supplier, 3Com offers email and
telephone technical support services. To find out more about your
support options, email or call the 3Com technical support services at the
location nearest you.

Email Support

Some 3Com regions offer an email support service. To access this service
for your region, use the appropriate URL or email address from the list
below.

Asia, Pacific Rim

From this region, email:

[email protected]

Europe, Middle East and Africa

From this region, enter the URL:

http://emea.3com.com/support/email.html

Latin America

Spanish speakers, enter the URL:

http://lat.3com.com/lat/support/form.html

Portuguese speakers, enter the URL:

http://lat.3com.com/br/support/form.html

English speakers, email:

[email protected]

Telephone Support

When you contact 3Com for assistance, have the following information
ready:

■

Product model name, part number, and serial number

■

A list of system hardware and software, including revision levels

■

Diagnostic error messages

■

Details about recent configuration changes, if applicable

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Содержание 4900 (3C17700)

Страница 1: ...http www 3com com Part No DUA1770 0AAA04 Published August 2002 SuperStack 3 Switch 4900 Series Getting Started Guide Switch 4900 3C17700 Switch 4900 SX 3C17702 Switch 4924 3C17701 Switch 4950 3C17706...

Страница 2: ...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...

Страница 3: ...t View Detail 14 100 1000BASE T and 10 100 1000BASE T Ports 16 1000BASE SX Ports 16 GBIC Ports 16 LEDs 17 Switch Rear View Detail 18 Unit Information Label 19 Power Socket 19 Redundant Power System So...

Страница 4: ...nfiguring IP Information 37 Connecting to a Front Panel Port 37 Connecting to the Console Port 40 Viewing Automatically Configured IP Information 43 Using 3Com Network Supervisor 43 Connecting to the...

Страница 5: ...te 63 Wichtige Sicherheitsinformationen 66 B PIN OUTS Null Modem Cable 69 PC AT Serial Cable 69 Modem Cable 70 RJ 45 Pin Assignments 70 C TECHNICAL SPECIFICATIONS D TECHNICAL SUPPORT Online Technical...

Страница 6: ......

Страница 7: ...model however all procedures apply to all the other Switches listed unless otherwise stated The guide is intended for use by network administrators who are responsible for installing and setting up n...

Страница 8: ...ple To change your password use the following syntax system password password In this example you must supply a password for password Commands The word command means that you must enter the command ex...

Страница 9: ...at on the CD ROM that accompanies the Switch Management Interface Reference Guide This guide provides detailed information about the web interface and command line interface that enable you to manage...

Страница 10: ...tation Guide is stored in the Docs implementation directory of the CD ROM 3Com recommends that you copy the Docs referenceguide directory as a whole to maintain the structure of the files Product Regi...

Страница 11: ...about the hardware The information for all the Switches in the Switch 4900 Series is the same unless otherwise stated About the Switches Summary of Hardware Features Switch Front View Detail 100 1000...

Страница 12: ...r existing 10 100 1000 Mbps devices and high performance workgroups to a fiber or copper gigabit backbone or server connection You can also interconnect any combination of two Switches from the SuperS...

Страница 13: ...ermanent entries Forwarding Modes Store and Forward Duplex Modes Half duplex only supported on 10BASE T 100BASE TX 1000BASE T ports in 10 100 Mbps mode All 1000 Mbps ports are full duplex only Flow Co...

Страница 14: ...14 CHAPTER 1 INTRODUCING THE SUPERSTACK 3 SWITCH 4900 SERIES Switch Front View Detail Figure 1 Switch 4900 front view Figure 2 Switch 4900 SX front view...

Страница 15: ...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 n...

Страница 16: ...24 and 4950 1000BASE SX Ports The default state for these ports is auto negotiation enabled where the speed duplex and flow control modes are negotiated As the speed and duplex modes are fixed by the...

Страница 17: ...ps on 4924 4950 link is present but the port is disabled Not applicable on 4900 SX Off No link is present Module Status LEDs Green The Module is installed and supported The Link Status has been determ...

Страница 18: ...CK 3 SWITCH 4900 SERIES Switch Rear View Detail Figure 5 Switch 4900 rear view Figure 6 Switch 4900 SX rear view Layer 3 LED Green The Switch software supports Layer 3 Off The Switch software does not...

Страница 19: ...ess of the Switch The serial number of the Switch You may need this information for fault reporting purposes Power Socket The Switch automatically adjusts its power setting to any supply voltage in th...

Страница 20: ...se defaults Table 5 Default Setting Feature Switch 4900 Series Port Status Enabled Port Speed Auto negotiated Duplex Mode Auto negotiated Flow Control Auto negotiated Broadcast Storm Control Enabled H...

Страница 21: ...he Switch or carrying out any maintenance procedures you must read the safety information provided in Appendix A of this guide AVERTISSEMENT Consignes de s curit Avant d installer ou d enlever tout co...

Страница 22: ...d to provide ventilation These fans have a high audible output When deciding where to position the Switch ensure that Cabling is located away from sources of electrical noise such as radios transmitte...

Страница 23: ...r each Switch WARNING The Switch should only be used in a rack if it is mounted on runners a shelf or a tray to support the weight The rack mount kits alone are not sufficient to support the weight of...

Страница 24: ...top of the other If you are mixing a variety of SuperStack 3 Switch and Hub units the smaller units must be positioned at the top If you are placing Switch units one on top of the other you must use t...

Страница 25: ...can be used to connect two Interconnect Modules It is not possible to interconnect the Switch 4900 Series and Switch 4050 4060 units with any other 3Com device 3Com strongly recommends that you upgrad...

Страница 26: ...be 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 cord into the power socket at the rear o...

Страница 27: ...ON OFF switch the only method of connecting or disconnecting mains power is by connecting or disconnecting the power cord Choosing the Correct 10 100 1000BASE T Cables If your Switch has 10 100 1000B...

Страница 28: ...our Switch has fiber ports you can choose from the following cable options The 1000BASE SX ports can be connected to multimode fiber cables only The 1000BASE LX and 1000BASE LH70 GBIC ports use multim...

Страница 29: ...approved GBIC transceivers for the Switch on the 3Com Corporation World Wide Web site enter this URL into your internet browser http www 3com com The URL is case sensitive Inserting a GBIC Transceive...

Страница 30: ...the transceivers into a GBIC expansion port on the Switch a Orient the transceiver so that the fiber optic duplex subscriber connecter SC is toward you as shown in Figure 11 b Gently slide the transce...

Страница 31: ...x SC connector on the network cable into the duplex SC connector on the transceiver 4 Connect the other end of the cable to a device fitted with an appropriate Gigabit Ethernet connection 5 Check the...

Страница 32: ...32 CHAPTER 2 INSTALLING THE SWITCH...

Страница 33: ...aging 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 met...

Страница 34: ...actively manage your Switch For more information on default Plug and Play Setup Initial IP Information Setup Feature Management Power Up the Switch IP Information is automatically configured See page...

Страница 35: ...nds that you configure the Switch IP information manually This makes management simpler and more reliable as it is not dependent on a DHCP or BootP server and eliminates the risk of the IP address cha...

Страница 36: ...that accompanies your Switch or on the 3Com Web site You should use the automatic IP configuration method if your network uses DHCP or BootP to allocate IP information or flexibility is needed If the...

Страница 37: ...nd line interface CLI Connecting to a Front Panel Port To set up your Switch manually you can make a connection to a front panel port You must do this whilst the Switch is offline that is before you c...

Страница 38: ...ing the Workstation with IP Information You need to change the IP address and subnet mask of the workstation that you have connected to the Switch Make a note of the existing settings so you can retur...

Страница 39: ...information entered The initial set up of your Switch is now complete and the Switch is ready for you to set up your chosen management method See Methods of Managing a Switch on page 46 Using Command...

Страница 40: ...ation change passwords and then given the option to carry out advanced configuration The initial set up of your Switch is now complete and the Switch is ready for you to set up your chosen management...

Страница 41: ...the Switch 1 Connect the workstation to the console port using a standard null modem cable as shown in Figure 15 Figure 15 Connecting a workstation to the Switch via the console port To connect the c...

Страница 42: ...mmediately press Return a few times until it starts 2 At the login and password prompts enter admin as your user name and press Return at the password prompt If you have logged on correctly the top le...

Страница 43: ...tch 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...

Страница 44: ...you to communicate with the Switch via the console port directly or through a modem Documentation supplied with the terminal emulation software A suitable cable A standard null modem cable if you are...

Страница 45: ...ch 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 with...

Страница 46: ...witch on page 46 If you do not intend to use the command line interface via the console port to manage the Switch you can disconnect the serial cable and close the terminal emulator software Methods o...

Страница 47: ...u to manage the Switch using a Web browser remotely over an IP network see Figure 21 Figure 21 Web interface management over the network Refer to Setting Up Web Interface Management on page 49 SNMP Ma...

Страница 48: ...onsole 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...

Страница 49: ...ommand line interface for the Switch you wish to manage is displayed as shown in Figure 16 on page 42 Setting Up Web Interface Management This section describes how you can set up web interface manage...

Страница 50: ...age a Switch using the web interface over an IP network 1 Check that you have the IP protocol correctly installed on your management workstation You can check this by trying to browse the World Wide W...

Страница 51: ...SNMP network management application software To manage your Switch using an SNMP network management application you need to specify SNMP community strings for the users defined on the Switch You can d...

Страница 52: ...odify operation on the web interface For more information about default users and passwords refer to the Management Interface Reference Guide on the Switch CD ROM User Name Default Password Access Lev...

Страница 53: ...lving Communication Problems Solving Software Upgrade Problems If you experience a problem that is not listed here it may be included in the support section of the Superstack 3 Switch Management Inter...

Страница 54: ...Test POST because of an internal problem The fault type will be indicated on the unit LEDs Contact your supplier for advice A link is connected and yet the Status LED for the port does not light Check...

Страница 55: ...ys RMON Email Notification If configured you will receive notification of the fan failure via email SMS Short Message Service or pager RMON Trap If configured an RMON trap is generated and sent to the...

Страница 56: ...command to determine whether a thermal shutdown has occurred 3 If no return the unit If yes check that The air vents are not obstructed The ambient temperatures and environmental conditions meet those...

Страница 57: ...view of IP addressing and how to obtain a registered 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...

Страница 58: ...3Com suggests you use addresses in the series 192 160 100 X where X is a number between 1 and 254 with a subnet mask of 255 255 255 0 These suggested IP addresses are part of a group of IP addresses...

Страница 59: ...install or remove the unit AVERTISSEMENT Les avertissements pr sentent des consignes que vous devez respecter pour garantir votre s curit personnelle Vous devez respecter attentivement toutes les cons...

Страница 60: ...EN60320 IEC320 appliance inlet U S A and Canada The cord set must be UL approved and CSA certified The minimum specification for the flexible cord is No 18 AWG Type SV or SJ 3 conductor The cord set m...

Страница 61: ...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...

Страница 62: ...t the fiber ports and fiber cable ends when they are powered up WARNING Use of controls or adjustments of performance or procedures other than those specified herein may result in hazardous laser emis...

Страница 63: ...specter une configuration qui permet un branchement sur une entr e d appareil EN60320 CEI 320 Etats Unis et Canada Le cordon doit avoir re u l homologation des UL et un certificat de la CSA Le cordon...

Страница 64: ...acc s RJ 45 Ceux ci sont prot g s par des prises de donn es Ils ne peuvent pas tre utilis s comme prises de t l phone conventionnelles standard ni pour la connection de l unit un r seau t l phonique...

Страница 65: ...ts de c bles fibres optiques tant qu ils sont sous tension AVERTISSEMENT L utilisation de contr les de r glages de performances ou de proc dures autres que ceux qui sont sp cifi s au sein du pr sent d...

Страница 66: ...t werden soll VORSICHT Der Ger testecker der Anschlu an das Ger t nicht der Wandsteckdosenstecker mu eine passende Konfiguration f r einen Ger teeingang gem EN60320 IEC320 haben VORSICHT Die Netzsteck...

Страница 67: ...VORSICHT Ist kein Erweiterungsmodul installiert berpr fen Sie bitte den Sitz der Stanzplatte indem Sie alle Schrauben mit einem geeigneten Werkzeug anziehen VORSICHT Bevor Sie den Schalter an das Str...

Страница 68: ...68 APPENDIX A SAFETY INFORMATION...

Страница 69: ...B PIN OUTS Null Modem Cable 9 pin to RS 232 25 pin PC AT Serial Cable 9 pin to 9 pin...

Страница 70: ...0 Pin assignments Pin Number 10 100BASE T 1000BASE T Ports configured as MDI 1 Transmit Data Bidirectional Data A 2 Transmit Data Bidirectional Data A 3 Receive Data Bidirectional Data B 4 Not assigne...

Страница 71: ...d as MDIX 1 Receive Data Bidirectional Data B 2 Receive Data Bidirectional Data B 3 Transmit Data Bidirectional Data A 4 Not assigned Bidirectional Data D 5 Not assigned Bidirectional Data D 6 Transmi...

Страница 72: ...72 APPENDIX B PIN OUTS...

Страница 73: ...in not including bulge Weight 6 91 Kg 15 23 lbs Environmental Requirements Operating Temperature 0 to 40 C 32 to 104 F Storage Temperature 10 to 70 C 14 to 158 F Operating Humidity 10 95 relative hum...

Страница 74: ...A amps maximum Switch 4900 SX 3 A amps maximum Switch 4924 and 4950 4 5 A amps maximum Standards Supported SNMP SNMP protocol RFC 1157 MIB II RFC 1213 Bridge MIB RFC 1493 RMON MIB II RFC 2021 Remote M...

Страница 75: ...rmation on the 3Com Corporation World Wide Web site enter this URL into your Internet browser http www 3com com This service provides access to online support information such as technical documentati...

Страница 76: ...m Your Network Supplier If you require additional assistance contact your network supplier Many suppliers are authorized 3Com service partners who are qualified to provide a variety of services includ...

Страница 77: ...he list below Asia Pacific Rim From this region email apr_technical_support 3com com Europe Middle East and Africa From this region enter the URL http emea 3com com support email html Latin America Sp...

Страница 78: ...70 700 770 7010 7289 01080 2783 0825 809 622 01805 404 747 06800 14466 1800 509359 1800 943 2632 199 161346 Luxembourg Netherlands Norway Poland Portugal South Africa Spain Sweden Switzerland U K 800...

Страница 79: ...try Telephone Number Country Telephone Number Asia Pacific Rim From anywhere in this region call 65 543 6500 phone 65 543 6348 fax Europe Middle East and Africa From anywhere in these regions call 44...

Страница 80: ...2 AT T 800 998 2112 AT T 800 998 2112 Guatemala Haiti Honduras Jamiaca Martinique Mexico Nicaragua Panama Paraguay Peru Puerto Rico Salvador Trinidad and Tobago Uruguay Venezuela Virgin Islands AT T 8...

Страница 81: ...8 cross over configuration 27 D default settings 20 users 51 E Ethernet address of the Switch 19 F factory defaults 20 G GBIC ports 16 H hardware features 13 I installing the Switch 21 prerequisites...

Страница 82: ...agement Protocol See SNMP SNMP 51 SNMP management 47 setting up 51 socket power 19 RPS 19 specifications system 73 straight through configuration 27 Switch 3C number 19 automatic setup 43 dimensions 7...

Страница 83: ...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 f...

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