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3Com 3C17204 Switch User Manual

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1. un r seau t l phonique central priv ou public Raccorder seulement connecteurs de donn es RJ 45 syst mes de r 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 Si le module d expansion nest pas install veillez bien installer la plaque d obturation et serrez toutes les vis l aide d un outil appropri Wichtige Sicherheitsinformationen Se i VORSICHT Die Installation und der Ausbau des Ger ts darf nur durch Fachpersonal erfolgen VORSICHT Wenn die Switch 4400 Einheit in einer Stapel mit anderen SuperStack 3 Hub Einheiten eingebaut werden soll mu die Switch 4400 Einheit unter die schmaleren Hub Einheiten eingebaut werden VORSICHT 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 Landes bereinstimmen in dem er verwendet 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 56 APPENDIX A SAFETY INFORMATION PN A A VORSICHT Die Netzsteckdose mu in der N he des Ger ts und leicht zug nglich sein Die Stromversor
2. the LED indicates the position of the unit in the stack and that a link is present When the Switch is stand alone and not part of a stack LED 1 is on When a software upgrade is in progress the Unit LEDs of the unit that is being upgraded flash on and off in the following sequence 1 2 4 6 8 7 5 3 24 port 1 2 3 4 8 7 6 5 48 port The Switch physically forms a stack with other Switch 4400 units but cannot be managed as part of that stack until all units have been upgraded to software version 2 0 or later A fault has occurred The Switch is powered up and operating normally The Switch is either downloading software or is initializing which includes running a Power On Self Test The Switch has failed its Power On Self Test The Switch is not receiving power or there is a fault with the Power Supply Unit Switch 4400 Rear View Detail 17 Switch 4400 Rear Figure 3 Switch 4400 rear view View Detail Supply Data Warning Label Expansion Module Slots SCH A L a lo o lo En Oigaeeio Ole222 O Console 7 Power Socket Redundant Power System Socket Power Socket The Switch automatically adjusts its power setting to any supply voltage in the range 90 260 VAC Redundant Power To protect against internal power supply failure you can use this socket System Socket to connect a Switch 4400 to a SuperS
3. 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 RJ 45 Pin Assignments 59 Table 12 Pin assignments Pin Number Signal Function 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 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 60 APPENDIX B PIN OUTS C TECHNICAL SPECIFICATIONS Switch 4400 24 port Physical Dimensions Table 13 Switch 4400 24 port Technical Specifications Height 44 mm 1 7 in x Width 440 mm 17 3 in x Depth 274 mm 10 8 in Weight 2 8 kg 6 2 lbs Environmental Requirements Operating Temperature Storage Temperature Operating Humidity Standards 0 to 40 C 32 to 104 F 40 to 70 C 40 to 158 F 10 95 relative humidity non condensing 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 1950 EN60950 CSA 22 2 No 950 IEC 60950 EMC Emissions Immunity CISPRR 22 Class A EN55022 Class A FCC Part 15 Subpart B
4. Ethernet cable with RJ 45 connectors A suitable Web browser Choosing a Browser To display the web interface correctly use one of the following Web browsers a Netscape Navigator version 4 5 4 6 or 4 7 a Microsoft Internet Explorer version 4 0 5 0 or 5 5 For the browser to operate the web interface correctly JavaScript and Cascading Style Sheets must be enabled on your browser These features are enabled on a browser by default You will only need to enable them if you have changed your browser settings To manage a Switch using the web interface over an IP network Check that you have the IP protocol correctly installed on your management workstation You can check this by trying to browse the World Wide Web If you can browse the IP protocol is installed Check you can communicate with the Switch by entering a ping command at the DOS prompt in the following format c ping xxx xxx xxx xxx where xxx xxx xxx xxx is the IP address of the Switch Setting Up SNMP Management 43 If you get an error message check that your IP information has been entered correctly and the Switch is powered up 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 At the login and password prompts enter admin as your user name and press Return at the password prompt or the password of your choice if you have alr
5. and recyclable and is completely chlorine free The varnish is environmentally friendly and the inks are vegetable based with a low heavy metal content CONTENTS ABOUT THIS GUIDE Conventions 8 Related Documentation 9 Accessing Online Documentation 9 Product Registration 10 Documentation Comments 10 INTRODUCING THE SUPERSTACK 3 SWITCH 4400 About the Switch 4400 12 Summary of Hardware Features 12 Summary of Software Features 13 Switch 4400 Front View Detail 14 10BASE T 100BASE TX Ports 15 LEDs 15 Switch 4400 Rear View Detail 17 Power Socket 17 Redundant Power System Socket 17 Console Port 17 Expansion Module Slots 17 Default Settings 18 INSTALLING THE SWITCH Package Contents 20 Choosing a Suitable Site 20 Rack mounting 21 Placing Units On Top of Each Other 22 Stacking Units 22 The Power up Sequence 23 Powering up the Switch 4400 23 Checking for Correct Operation of LEDs 23 Connecting a Redundant Power System 24 Choosing the Correct Cables 24 SETTING UP FOR MANAGEMENT Setting Up Overview 28 IP Configuration 28 Preparing for Management 30 Initial Switch Setup 30 Manual Setup 31 Connecting to a Front Panel Port 31 Connecting to the Console Port 33 Automatic Setup 36 Using 3Com Network Supervisor 36 Connecting to the Console Port 36 Methods of Managing a Switch 39 Command Line Interface Management 39 Web Interface Management 40 SNMP Management 40 Setting Up Command Line Interface Manage
6. appliance inlet L information de S curit Importante 53 WARNING The socket outlet must be near to the unit and easily AN accessible You can only remove power from the unit by disconnecting the power cord from the outlet AN WARNING This unit operates under SELV Safety Extra Low Voltage conditions according to IEC 950 The conditions are only maintained if the equipment to which it is connected also operates under SELV conditions AN WARNING France 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 transformer ratio 1 1 with the secondary connection point labelled Neutral connected directly to earth ground Imp dance la terre d WARNING U K only If connecting a modem to the console port of the Switch 4400 only use a modem which is suitable for connection to the telecommunications system AN 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 telephones to these sockets Either shielded or unshielded data cables with shielded or unshielded jacks can be connected to these data sockets d WARNING When an Expansion Module is not installed ensure the blanking panel is fitted by tightening all sc
7. doit tre de type HO3VVF3GO 75 minimum Suisse a La prise m le d alimentation doit respecter la norme SEV ASE 1011 AVERTISSEMENT Le coupleur d appareil le connecteur du groupe et non pas la prise murale doit respecter une configuration qui permet un branchement sur une entr e d appareil EN60320 CEI 320 AVERTISSEMENT La prise secteur doit se trouver proximit de l appareil et son acc s doit tre facile Vous ne pouvez mettre l appareil hors circuit qu en d branchant son cordon lectrique au niveau de cette prise AVERTISSEMENT L appareil fonctionne une tension extr mement basse de s curit qui est conforme la norme CEI 950 Ces conditions ne sont maintenues que si l quipement auquel il est raccord fonctionne dans les m mes conditions gt Wichtige Sicherheitsinformationen 55 AVERTISSEMENT France et P rou uniquement Ce groupe ne peut pas tre aliment par un dispositif a imp dance a la terre Si vos alimentations sont du type imp dance la terre ce groupe doit tre aliment par une tension de 230 V 2 P T par le biais d un transformateur d isolement rapport 1 1 avec un point secondaire de connexion portant l appellation Neutre et avec raccordement direct la terre masse AVERTISSEMENT Points d 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
8. few times until it starts At the login and password prompts enter admin as your user name and press Return at the password prompt If you have logged on correctly the top level menu of the command line interface is displayed as shown in the example in Figure 9 Figure 9 Example top level command line interface menu Menu options 3Com SuperStack 3 Switch 4xxx bridge Administer bridge wide parameters feature Administer system features logout Logout of the Command Line Interface physieallnterface Administer physical interfaces protocol Administer protocols security Administer security system Administer system level functions trafficManagement Administer traffic management Type for help Select menu option At the Select menu option prompt enter the protocol ip interface summary command At the Select IP interfaces prompt enter all A summary of the automatically allocated IP information is displayed Make a note of the Network IP Address Methods of Managing a Switch 39 The initial set up of your Switch is now complete and the Switch is ready for you to set up your chosen management method See Methods of Managing a Switch on page 39 If you do not intend to use the command line interface via the console port to manage the Switch you can disconnect the serial cable and close the terminal emulator software Methods of Managing a Switch Command Line Interface Ma
9. following format c ping xxx xxx xxx xxx where xxx xxx xxx xxx is the IP address of the Switch If you get an error message check that your IP information has been entered correctly and the Switch is powered up To open a Telnet session via the DOS prompt enter the IP address of the Switch that you wish to manage in the following format gt telnet xxx xxx xxx xxx where xxx xxx xxx xxx is the IP address of the Switch If opening a Telnet session via third party software you will need to enter the IP address in the format suitable for that software At the login and password prompts enter admin as your user name and press Return at the password prompt or the password of your choice if you have already modified the default passwords 42 CHAPTER 3 SETTING UP FOR MANAGEMENT gt If the login prompt does not display immediately press Return a few times until it starts 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 7 on page 35 Setting Up Web Interface Management Pre requisites gt Web Management Over the Network 1 This section describes how you can set up web interface management over the network m Ensure you have already set up the Switch with IP information as described in Initial Switch Setup on page 30 a Ensure that the Switch is connected to the network using a Category 5 twisted pair
10. is satisfactory a Auto negotiation settings are the same at both ends Auto negotiation problems will occur with 10BASE T or 100BASE T where auto negotiation is disabled and incorrect cables are being used cross over or straight Auto negotiation problems will occur with fiber if a The Receiver RX and Transceiver TX cable connectors are swapped a Fibers are broken a Auto negotiation differs at either end a link appears at the fixed end and not at the auto negotiation end Solving Hardware Problems 47 The Unit LED is flashing green The Switch unit physically forms a stack with other Switch 4400 units but cannot be managed as part of that stack because one or more units have not been upgraded to software version 2 0 or later You must upgrade each unit in the stack to this software version which is available on the CD ROM that accompanies your Switch Solving Hardware Problems In the rare event of your Switch unit experiencing a hardware failure refer to the list of suggested solutions below An expansion module is installed and the unit will not power up Ensure that the expansion module is fully seated in the slot and the connectors are engaged so that the securing screws can be tightened An SNMP fan fail trap is received Power off the unit 2 Check that the air vents are not obstructed 3 Power cycle the unit To do this remove and reconnect the AC mains supply If the unit has no AC main supply
11. or Hong Kong 800 933 486 021 6350 1590 or India 61 2 9937 5085 or 00800 0638 3266 000800 6501111 Singapore 800 6161 463 Indonesia 001 800 61 009 S Korea 00798 611 2230 or Japan 03 5783 1270 02 3455 6455 Malaysia 1800 801 777 Taiwan R O C 00798 611 2230 New Zealand 0800 446 398 Thailand 0080 611 261 Pakistan 61 2 9937 5083 001 800 611 2000 Philippines 1235 61 266 2602 Europe Middle East and Africa From anywhere in these regions call 44 0 1442 435529 phone 44 0 1442 432524 fax Europe and South Africa From the following countries you may use the toll free numbers Austria 0800 297468 Luxembourg 0800 3625 Belgium 0800 71429 Netherlands 0800 0227788 Denmark 800 17309 N a m olan Finland 0900113153 Portugal 0800 831416 France 0800 917959 South Africa 0800 995014 Hungary 06800 12813 Sweden 020 795482 Ireland 1800 553117 Switzerland 0800 55 3072 Israel 1800 9453794 0800 966197 Italy 800 8 79489 Latin America Brazil 0800 13 3266 Puerto Rico 800 666 5065 Mexico 01 800 849CARE Central and South America AT amp T 800 998 2112 North America 1 800 NET 3Com 1 800 638 3266 Enterprise Customers 1 800 876 3266 68 APPENDIX D TECHNICAL SUPPORT Returning Products for Repair Before you send a product directly to 3Com for repair you must first obtain an authorization number Products sent to 3Com without authorization numbers will be returned to the sender unopened at the sender s expens
12. ports on the front of the Switch 4400 are Auto MDIX that is they have a cross over capability The port can automatically detect whether it needs to operate in MDI or MDIX mode Therefore you can make a connection to a port with a straight through MDI or a cross over cable MDIX The Auto MDIX feature only operates when auto negotiation is enabled If auto negotiation is disabled all the Switch ports are configured as MDIX cross over If you want to make a connection to another MDIX port you need an automatic cross over cable Many ports on workstations and servers are configured as MDI straight through If you The Power up Sequence 25 want to make a connection to an MDI port you need to use a standard straight through cable See Table 8 3Com recommends that you use Category 5 twisted pair cable the maximum segment length for this type of cable is 100 m 328 ft Table 8 Cables required to connect the Switch 4400 to other devices if auto negotiation is disabled Cross over Cable Straight through Cable Switch to Switch MDIX to MDIX vd x Switch to Hub MDIX to MDIX v x Switch to PC NIC x MDIX to MDI 26 CHAPTER 2 INSTALLING THE SWITCH SETTING UP FOR MANAGEMENT Your Switch can operate in its default state that is you can install it and it will work straight away plug and play However to make full use of the features offered by the Switch and to change and monitor the way it works you have to a
13. 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 the word enter in this guide you must type something and then press Return or Enter Do not press Return or Enter when an instruction simply says type Keyboard key names If you must press two or more keys simultaneously the key names are linked with a plus sign Example Press Ctrl Alt Del Words in italics Italics are used to a Emphasize a point Denote a new term at the place where it is defined in the text Identify menu names menu commands and software button names Examples From the Help menu select Contents Click OK Related Documentation 9 Related Documentation Accessing Online Documentation In addition to this guide each Switch documentation set includes the following m SuperStack 3 Switch Implementation Guide This guide contains information on the features supported by your Switch and how they can be used to optimize your network m SuperStack 3 Switch Management Quick Reference Guide This guide contains a summary of the web interface and command line interface commands for the Switch m SuperStack 3 Switch Management Interface Reference Guide This guide provides detailed information about the web interface and command line interface that enable you to manage the
14. remove and reconnect the DC RPS supply If a further fan fail trap is received return the unit Unit fails no SNMP fan fail trap is received Power cycle the unit To do this remove and reconnect the AC mains supply If the unit has no AC mains supply remove and reconnect the DC RPS supply Check the command line interface system summary command to determine whether a thermal shutdown has occurred If no return the unit If yes check that m The air vents are not obstructed sm The ambient temperatures and environmental conditions meet those specified in Appendix C Power cycle the unit If a further thermal shutdown occurs and all environmental conditions are satisfactory return the unit to 3Com 48 CHAPTER 4 PROBLEM SOLVING Solving Communication Problems AN If you experience communication problems with the Switch ensure that a The Switch IP address has been configured as described in Chapter 3 m If the Switch is separated from your management application by a router ensure that the default gateway IP address within the Switch is the same as the IP address of the router a The Switch IP address has been entered correctly in your network management application such as 3Com Network Supervisor The following is a brief overview 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
15. to enter basic setup information for the Switch Select Manual and then enter the IP address subnet mask and default gateway that you want the Switch to use when it is connected to the network The final page displays a summary of the 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 39 Connecting to the Console Port Manual Setup 33 To set up your Switch manually you can alternatively make a connection to the console port this example describes a local connection to the console port rather than a remote one via amodem 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 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 or through a modem m Documentation supplied with the terminal emulation software A suitable cable a A standard null modem cable if you are connecting directly to the console port or a A standard modem cable if you are connecting to the console port using a modem You can find pin out diagrams for both cables in Appendix B on page 57 m You need to have the following so that you can manually set up the S
16. to prevent it from being loosened c Connect the other end of the cable to one of the serial ports also known as a COM port on your workstation 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 a 19 200 baud 8 data bits m no parity a 1 stop bit m no hardware flow control Refer to the documentation that accompanies the terminal emulation software for more information 38 CHAPTER 3 SETTING UP FOR MANAGEMENT Viewing IP Information via the Console Port You are now ready to view the automatically allocated IP information using the command line interface 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 If there is no response from a DHCP server within 30 seconds the Auto IP configuration mechanism attempts to allocate the default IP address 169 254 100 100 If this address is not available it then allocates an IP address in the range of 169 254 x y where x is in the range 1 to 254 and y is in the range 0 to 255 The command line interface login sequence begins as soon as the Switch detects a connection to its console port If the login prompt does not begin immediately press Return a
17. use 3Com Network Supervisor or connect to the console port to discover the automatically allocated IP information 30 Preparing for Management gt CHAPTER 3 SETTING UP FOR MANAGEMENT Once your Switch initial set up is complete you can set up your chosen management method as described in Methods of Managing a Switch on page 39 For detailed information about the specific web interface operations and command line interface commands and problem solving refer to the SuperStack 3 Switch Management Interface Reference Guide on the CD ROM that is supplied with the Switch Initial Switch Setup Before you begin the initial setup of your Switch you must first determine your preferred setup method There are two setup methods m Manual Setup You have two choices of how to configure the IP information as shown in Table 9 m Automatic Setup Your Switch must be online that is connected to a network You have two choices of how to view the allocated IP information as shown in Table 9 Table 9 Initial Switch Setup Methods Manual Setup Automatic Setup Connecting to a front panel port Use the web interface to manually enter IP information by accessing the Switch using its default IP address 169 254 100 100 Using 3Com Network Supervisor Use 3Com Network Supervisor to detect the automatically allocated IP information Connecting to the console port Use the command line interf
18. CA 3COM SuperStack 3 Switch 4400 Getting Started Guide 3C17203 3C17204 http www 3com com Part No DUA1720 3AAA02 Published August 2001 3Com Corporation 5400 Bayfront Plaza Santa Clara California 95052 8145 Copyright 2001 3Com Technologies All rights reserved No part of this documentation may be reproduced in any form or by any means or used to make any derivative work such as translation transformation or adaptation without written permission from 3Com Technologies 3Com Technologies reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Technologies to provide notification of such revision or change 3Com Technologies provides this documentation without warranty term or condition of any kind either implied or expressed including but not limited to the implied warranties terms or conditions of merchantability satisfactory quality and fitness for a particular purpose 3Com may make improvements or changes in the product s and or the program s described in this documentation at any time If there is any software on removable media described in this documentation it is furnished under a license agreement included with the product as a separate document in the hard copy documentation or on the removable media in a directory file named LICENSE TXT or LICENSE TXT If you are unable to locate a copy please contact 3Com and a c
19. Class A ICES 003 Class A AS NZS 3548 Class A CNS 13438 Class A EN61000 3 2 EN61000 3 3 EN 55024 Heat Dissipation 75 watts maximum 1300 BTU hour maximum Power Supply AC Line Frequency Input Voltage Options Current Rating continued 50 60 Hz 90 240 VAC 2 3 A amps maximum 62 APPENDIX C TECHNICAL SPECIFICATIONS Standards Supported SNMP Terminal Emulation SNMP protocol RFC 1157 Telnet RFC 854 MIB II RFC 1213 Protocols Used for Administration Bridge MIB RFC 1493 UDP RFC 768 RMON MIB II RFC 2021 IP RFC 791 SE Monitoring MIB RFC ICMP RFC 792 CP RFC 793 ARP RFC 826 TFTP RFC 783 DHCP RFC 2131 RFC 2132 RFC 1534 BOOTP RFC 951 RFC 1497 MAU MIB RFC 2239 Switch 4400 48 port 63 Switch 4400 48 port Physical Dimensions Table 14 Switch 4400 48 port Technical Specifications Height 44 mm 1 7 in x Width 440 mm 17 3 in x Depth 274 mm 10 8 in Weight 3 2 kg 7 1 lbs Environmental Requirements Operating Temperature Storage Temperature Operating Humidity Standards 0 to 40 C 32 to 104 F 40 to 70 C 40 to 158 F 10 95 relative humidity non condensing 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 EMC Emissions Immunity CISPR 22 Clas
20. Pus Pos PHS Pus ras Ps ras ras Pws PAS Pas Pos rus pas r s PIS rws Pas Pas pas res pas rus PAS p s Pas res 10BASE T 100BASE TX Unit LEDs Power Self Test LED RJ 45 Ports AN 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 telephones to these sockets Either shielded or unshielded data cables with shielded or unshielded jacks can be connected to these data sockets 10BASE T 100BASE TX Ports LEDs Switch 4400 Front View Detail 15 The Switch has 24 or 48 auto negotiating 10BASE T 100BASE TX ports configured as Auto MDIX cross over These ports automatically provide the appropriate connection Alternatively you can manually set these ports to 10BASE T half duplex 10BASE T full duplex 100BASE TX half duplex or 100BASE TX full duplex The maximum segment length is 100 m 328 ft over Category 5 twisted pair cable Table 5 lists LEDs visible on the front of the Switch and how to read their status according to color For information on using the LEDs for problem solving see Solving Problems Indicated by LEDs on page 46 Table 5 LED behavior LED Color Indicates Port Status LEDs Packet G
21. Switch It is supplied in HTML format on the CD ROM that accompanies the Switch m Release Notes These notes provide information about the current software release including new features modifications and known problems There are other publications you may find useful such as m Documentation accompanying the Advanced Redundant Power system m Documentation accompanying the Expansion Modules m Documentation accompanying 3Com Network Supervisor This is supplied on the CD ROM that accompanies the Switch The CD ROM supplied with your Switch contains the following online documentation m SuperStack 3 Switch Implementation Guide PDF format a SuperStack 3 Switch Management Interface Reference Guide HTML format To access the documentation insert the CD ROM into your CD ROM drive If your PC has auto run enabled a splash screen will be displayed automatically 2 Select the Documentation section from the contents page 10 ABOUT THIS GUIDE gt If the online documentation is to be accessed 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 m The HTML Reference Guide is stored in the Docs reference directory on the CD ROM The documentation is accessed using the contents htm file a The PDF Implementation Guide is stored in the Docs implementation directory of the CD ROM 3Com recommends that you copy the Docs
22. Switch is installed in a 19 inch rack or closed assembly its local air temperature may be greater than room ambient temperature a The air is as free from dust as possible a The unit is installed in a clean air conditioned environment a No more than eight Switch units are placed on top of one another if the units are free standing Rack mounting The Switch 4400 is 1U high and will fit in most standard 19 inch racks 1 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 mounting bracket over the mounting holes on one side of the Switch as shown in Figure 3 Figure A Fitting a bracket for rack mounting 3 Insert the two screws and tighten with a suitable screwdriver 22 CHAPTER 2 INSTALLING THE SWITCH gt You must use the screws supplied with the mounting brackets Damage caused to the unit by using incorrect screws invalidates your warranty Repeat steps 2 and 3 for the other side of the Switch Insert the Switch into the 19 inch rack and secure with suitable screws not provided Ensure that ventilation holes are not obstructed 6 Connect network cabling 7 Finally place a unit information label on the unit in an easily accessible position The unit informat
23. ace to manually enter IP information Connecting to the console port Use the command line interface to view the automatically allocated IP information Manual Setup 31 Manual Setup Connecting to a Front Panel Port You can set up a Switch manually in the following ways m Connecting to a front panel port Connect a workstation using an Ethernet cable to a front panel port of the Switch You can then manually enter IP information using the web interface m Connecting to the console port Connect a workstation using a console cable to the console port of the Switch You can then manually enter IP information using the command line interface CLI 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 connect the Switch to a network Pre requisites a A workstation running Windows 95 98 2000 or Windows NT a A Network Interface Card NIC m A Category 5 twisted pair Ethernet cable with RJ 45 connectors a A suitable Web browser refer to Choosing a Browser on page 42 m You need to have the following so that you can manually set up the Switch with IP information a P address a subnet mask a default gateway Connecting the Workstation to the Switch Connect the workstation to a front panel port using an Ethernet cable as shown in Figure 5 Figure 5 Connecting a workstation to the Switch via a front
24. an stack Switch units together in two ways a The SuperStack 3 Switch Cascade Stacking Kit 3C 17227 consists of two Cascade Modules and a Cascade Cable This kit allows you to connect two Switch 4400 units together m The SuperStack 3 Cascade Extender Kit 3C 17228 consists of one Cascade Module one Cascade Cable and one Cascade Extender Unit This kit allows you to connect any of the combinations of Switch 4400 units shown in Stacking Units on page 22 Each Cascade Extender Kit enables you to add one additional Switch to your stack For more information contact your supplier and refer to the user documentation that accompanies these Cascade Kits When the Switch 4400s are stacked together they are assigned a unit number from bottom to top for management purposes When further switches are added to the stack they can be positioned at the bottom of the stack or at the top Either way the Switch management software will re order the Switch unit numbers into a logical order again from bottom to top The Power up Sequence Powering up the Switch 4400 Checking for Correct Operation of LEDs The following sections describe how to get your Switch 4400 powered up and ready for operation Use the following sequence of steps to power up the Switch Plug the power cord into the power socket at the rear of the Switch Plug the other end of the power cord into your power outlet The Switch powers up and runs through its Po
25. ccess the management software that resides on the Switch This is known as managing the Switch Managing 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 a Setting Up Overview a Initial Switch Setup a Manual Setup Automatic Setup a Methods of Managing a Switch a Setting Up Command Line Interface Management a Setting Up Web Interface Management a Setting Up SNMP Management m Default Users and Passwords 28 CHAPTER 3 SETTING UP FOR MANAGEMENT Setting Up Overview AN IP Configuration This section gives an overview of what you need to do to get your Switch set up and ready for management when it is in its default state Detailed procedural steps are contained in the sections that follow In brief you need to a Configure IP information for your Switch by completing initial Switch setup m Prepare for your chosen method of management CAUTION To protect your Switch from unauthorized access you must change all default passwords as soon as possible even if you do not intend to actively manage your Switch For more information on default users and changing default passwords see Default Users and Passwords on page 44 You can use one of the following methods to allocate IP informati
26. d States and other countries licensed exclusively through X Open Company Ltd Netscape Navigator is a registered trademark of Netscape Communications JavaScript is a trademark of Sun Microsystems All other company and product names may be trademarks of the respective companies with which they are associated ENVIRONMENTAL STATEMENT It is the policy of 3Com Corporation to be environmentally friendly in all operations To uphold our policy we are committed to Establishing environmental performance standards that comply with national legislation and regulations Conserving energy materials and natural resources in all operations Reducing the waste generated by all operations Ensuring that all waste conforms to recognized environmental standards Maximizing the recyclable and reusable content of all products Ensuring that all products can be recycled reused and disposed of safely Ensuring that all products are labelled according to recognized environmental standards Improving our environmental record on a continual basis End of Life Statement 3Com processes allow for the recovery reclamation and safe disposal of all end of life electronic components Regulated Materials Statement 3Com products do not contain any hazardous or ozone depleting material Environmental Statement about the Documentation The documentation for this product is printed on paper that comes from sustainable managed forests it is fully biodegradable
27. e To obtain an authorization number call or fax Country Telephone Number Fax Number Asia Pacific Rim Europe South Africa and Middle East Central and South America Argentina Bolivia Brazil Caribbean Chile Colombia Ecuador Mexico Paraguay Peru Uruguay Venezuela 65 543 6500 44 0 1442 435529 525 201 0075 0810 222 3266 511 241 1691 0800 133266 or 55 11 5643 2700 525 201 0004 562 240 6200 525 201 0004 525 201 0004 525 201 0004 525 201 0004 511 241 1691 525 201 0004 525 201 0004 65 543 6348 44 0 1442 432524 From the following countries you may call the toll free numbers select option 2 and then option 2 Austria Belgium Denmark Finland France Germany Hungary Ireland Israel Italy Netherlands Norway Poland Portugal South Africa Spain Sweden Switzerland U K 0800 297468 0800 71429 800 17309 0800 113153 0800 917959 0800 1821502 00800 12813 1800553117 1800 9453794 1678 79489 0800 0227788 800 11376 00800 3111206 0800 831416 0800 995014 900 983125 020 795482 0800 55 3072 0800 966197 Country Telephone Number Returning Products for Repair Fax Number 69 U S A and Canada 1 800 NET 3Com 1 800 638 3266 Enterprise Customers 1 800 876 3266 1 408 326 7120 not toll free 70 APPENDIX D TECHNICAL SUPPORT INDEX Numbers 3C number 22 3Com Knowledgebase Web Services 65 3Com URL 65 A access levels of default users 44 automa
28. e command line interface or to change the default passwords you need 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 10 CAUTION To protect your Switch from unauthorized access you must change all default passwords as soon as possible even if you do not intend to actively manage your Switch Table 10 Default Users User Default Name Password Access Level monitor monitor monitor the user can view all manageable parameters except special security features but cannot change any manageable parameters manager manager manager the user can access and change the operational parameters but not special security features admin no security the user can access and change all manageable password parameters Use the admin default user name no password to login and carry out initial Switch setup You can change the default passwords using either a Ihe security device user modify command on the CLI or a The Security gt Device gt User gt Modify operation on the web interface For more information about default users and passwords refer to the Superstack 3 Switch Management Interface Reference Guide on the Switch CD ROM PROBLEM SOLVING This chapter helps you to diagnose and solve problems you may have with the operation of your Switch There is also an explanati
29. e and close the terminal emulator software 36 CHAPTER 3 SETTING UP FOR MANAGEMENT Automatic Setup Using 3Com Network Supervisor You can set up the Switch automatically whilst it is connected to a network in either of the following ways a Using 3Com Network Supervisor This application will auto discover the Switch and display the automatically allocated IP information assigned to the Switch m Connecting to the Console Port Connect a workstation using a console cable to the console port of the Switch You can then view the IP information automatically assigned to the Switch using the command line interface CLI You can use the 3Com Network Supervisor application provided on the CD ROM that accompanies your Switch to discover the automatically allocated IP information Connect your Switch to the network 2 Power up the Switch and wait for two minutes 3 Launch 3Com Network Supervisor and run the Auto discovery wizard gt gt Connecting to the Console Port 3Com Network Supervisor will auto discover the new Switch and display the IP information that has been automatically allocated to the Switch Most DHCP and BootP servers allow static IP addresses to be configured so that you know what IP address the Switch will be given Refer to the documentation that accompanies your DHCP or BootP server If your network does not have a DHCP or BootP server 3Com Network Supervisor must be on the same subnet as t
30. eady modified the default passwords Click on the Device View button to display the web management options Setting Up SNMP Management gt Pre requisites gt Any network management application running the Simple Network Management Protocol SNMP can manage a Switch if m The correct Management Information Bases MIBs are installed on the management workstation m The management workstation is connected to the Switch using a port in VLAN 1 the Default VLAN By default all ports on the Switch are in VLAN 1 You can use the 3Com Network Supervisor application that is provided on the CD ROM that accompanies your Switch to provide SNMP management for your Switch If you use 3Com Network Supervisor it automatically loads the correct MIBs and necessary files onto your workstation a Documentation supplied with the 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 do this using the command line interface system management snmp community command refer to the command line interface section of the SuperStack 3 Switch Management Interface Reference Guide for more information 44 CHAPTER 3 SETTING UP FOR MANAGEMENT Default Users and Passwords AN gt Changing Default Passwords gt If you intend to manage the Switch using the web interface or th
31. g the Switch 4400 in a stack with SuperStack Il or SuperStack 3 units that are narrower than the 4400 the Switch 4400 unit must be installed below the narrower units WARNING The unit must be earthed grounded WARNING Connect the unit to an earthed power supply to ensure compliance with safety standards WARNING Power Cord Set This must be approved for the country where it is used U S A and m The cord set must be UL approved and CSA certified Canada The minimum specification for the flexible cord is No 18 AWG Type SV or SJ 3 conductor m The cord set must have a rated current capacity of at least 10A a The attachment plug must be an earth grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration United The supply plug must comply with BS1363 3 pin 13 amp Kingdom only and be fitted with a 5A fuse which complies with BS1362 The mains cord must be lt HAR gt or lt BASEC gt marked and be of type HO3VVF3GO 75 minimum Europe only a The supply plug must comply with CEE 7 7 SCHUKO The mains cord must be lt HAR gt or lt BASEC gt marked and be of type HO3VVF3GO 75 minimum Denmark m The supply plug must comply with section 107 2 D1 standard DK2 1a or DK2 5a Switzerland a The supply plug must comply with SEV ASE 1011 WARNING The appliance coupler the connector to the unit and not the wall plug must have a configuration for mating with an EN60320 IEC320
32. gung des Ger ts kann nur durch Herausziehen des Ger tenetzkabels aus der Netzsteckdose unterbrochen werden VORSICHT Europe a Das Netzkabel mu vom Typ HO3VVF3GO 75 Mindestanforderung sein und die Aufschrift lt HAR gt oder lt BASEC gt tragen a Der Netzstecker mu die Norm CEE 7 7 erf llen SCHUKO VORSICHT Der Betrieb dieses Ger ts erfolgt unter den SELV Bedingungen Sicherheitskleinstspannung gem IEC 950 Diese Bedingungen sind nur gegeben wenn auch die an das Ger t angeschlossenen Ger te unter SELV Bedingungen betrieben werden VORSICHT RJ 45 Porte Diese Porte sind gesch tzte Datensteckdosen Sie d rfen weder wie normale traditionelle Telefonsteckdosen noch f r die Verbindung der Einheit mit einem traditionellem privatem oder ffentlichem Telefonnetzwerk gebraucht werden Nur RJ 45 Datenansclu e Telefonnetzsysteme or Netztelefone an diese Steckdosen anschlie en Entweder gesch tzte oder ungesch tzte Buchsen d rfen an diese Datensteckdosen angeschlossen werden VORSICHT Ist kein Erweiterungsmodul installiert berpr fen Sie bitte den Sitz der Stanzplatte indem Sie alle Schrauben mit einem geeigneten Werkzeug anziehen PIN OUTS Null Modem Cable 9 pin to RS 232 25 pin Switch 4400 PC Terminal Cab
33. harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference to radio communications in which case the user will be required to correct the interference at their own expense INFORMATION TO THE USER If this equipment does cause interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures m Reorient the receiving antenna m Relocate the equipment with respect to the receiver m Move the equipment away from the receiver m Plug the equipment into a different 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 Government Printing Office Washington 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 CSA STATEMENT This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe A respecte toute
34. he Switch as Auto IP addresses are non routable To set up your Switch automatically you can alternatively make a connection to the console port This example describes a local connection to the console port rather than a remote one via a modem Pre requisites a 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 or through a modem m Documentation supplied with the terminal emulation software Automatic Setup 37 A suitable cable a A standard null modem cable if you are connecting directly to the console port or a A standard modem cable if you are connecting to the console port using a modem You can find pin out diagrams for both cables in Appendix B on page 57 m A Category 5 twisted pair Ethernet cable with RJ 45 connectors to connect your Switch to the network Connecting the Workstation to the Switch Connect the workstation to the console port using a standard null modem cable as shown in Figure 8 Figure 8 Connecting a workstation to the Switch via the console port Standard Null Modem Cable Console Port L Connection Workstation with terminal emulation software installed Switch To connect the cable a Attach the female connector on the cable to the male connector on the console port of the Switch b Tighten the retaining screws on the cable
35. ion label shows the following m The 3Com product name of the Switch m The 3Com 3C number of the Switch m The unique MAC address Ethernet address of the Switch a The serial number of the Switch You may need this information for fault reporting purposes Placing Units On Top of Each Other If the Switch units are free standing up to eight units can be placed one on 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 the self adhesive rubber pads supplied Apply the pads to the underside of each Switch sticking one in the marked area at each corner Place the Switch units on top of each other ensuring that the pads of the upper unit line up with the recesses of the lower unit Stacking Units Switch 4400 units can be stacked together and then treated as a single manageable unit with one IP address Any combination of 24 port and 48 port units is allowed in a single stack as long as the total number of front panel ports does not exceed the limit of 192 ports The following combinations are allowed m 4x 48 port Switches m 3x 48 port Switches and 2 x 24 port Switches m 2 x 48 port Switches and 4 x 24 port Switches a 1x 48 port Switch and 6 x 24 port Switches m 8x 24 port Switches The Power up Sequence 23 Using the Expansion Module slot at the rear of the Switch you c
36. ix A Anhang A in diesem Handbuch aufgefuehrt sind 20 CHAPTER 2 INSTALLING THE SWITCH Package Contents a Switch 4400 24 port 3C17203 or Switch 4400 48 port 3C 17204 CD ROM a Getting Started Guide this guide a Implementation Guide m Management Quick Reference Guide m Release Notes a Unit Information Labels a Warranty Information m Power Cord a 2x Mounting brackets m 4x Screws a 4x Rubber feet Choosing a Suitable Site gt The Switch is suited for use on a desktop either free standing or mounted in a standard 19 inch equipment rack Alternatively the Switch can be mounted in a wiring closet or equipment room as an aggregator for other Hubs and Switches A rack mounting kit containing two mounting brackets is supplied with the Switch CAUTION Ensure that the ventilation holes are not obstructed When deciding where to position the Switch ensure that a Cabling is located away from a sources of electrical noise such as radios transmitters and broadband amplifiers a power lines and fluorescent lighting fixtures a The Switch is accessible and cables can be connected easily a Water or moisture cannot enter the case of the Switch a 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 clearance Air flow around the Switch does not exceed 40 C 104 F Rack mounting 21 If the
37. le connector 9 pin female Cable connector 25 pin male female Screen Shell e Screen ly required if screen TxD 3 e vllt RxD RxD 2 2 TxD always required Ground 5 7 Ground RTS 7 e A RTS 1 CTS 8 e 20 DTR DSR 6 ee 5 CTS required for handshake DCD 1 eq 6 DSR DTR 4 e d vllt DCD PC AT Serial Cable 9 pin to 9 pin Switch 4400 PC AT Serial Port Cable connector 9 pin female Cable connector 9 pin female Screen Shell Shell Screen ly required if screen DTR 4 e mge 1 DCD Required for handshake TxD 3 AR RxD always required RxD 2 e vllt TxD CTS 8 eq o 4 DTR required for handshake Ground 5 5 Ground always required DSR 6 O e 6 DSR RTS 7 eq SZ 7 RTS required for handshake DCD 1 eq e 8 CTS 58 APPENDIX B PIN OUTS Modem Cable 9 pin to RS 232 25 pin Switch 4400 RS 232 Modem Port Cable connector 9 pin female Cable connector 25 pin male Screen Shell e e i Screen TxD 3 e vllt TxD RxD 2 e vllt RxD RTS 7 e e 4 RTS CTS 8 e 5 CTS DSR 6 e e 6 DSR Ground 5 o oe 7 Ground DCD 1 e e 8 DCD DTR 4 e 20 DTR RJ 45 Pin Pin assignments are identical for 1OBASE TX and 100BASE T RJ 45 Assignments connectors Table 11 Pin assignments Pin Number Signal Function Ports configured as MDI 1 Transmit Data Bidirectional Data A 2 Transmit Data Bidirectional Data
38. lish 52 French 53 German 55 serial number of the Switch 22 serial port See console port Simple Network Management Protocol See SNMP SNMP 43 SNMP management 40 setting up 43 socket power 17 RPS 17 software features 13 specifications system 61 stacking a Switch 4400 23 straight through configuration 24 Switch 4400 3C number 22 automatic setup 36 console port 17 dimensions 61 Ethernet address 22 features 12 13 initial setup 30 installation 19 20 MAC address 22 manual setup 31 power socket 17 powering up 23 product name 22 rack mounting 21 RPS socket 17 serial number 22 size 61 stacking 22 unit information label 22 weight 61 system specifications 61 T technical support 3Com Knowledgebase Web Services 65 3Com URL 65 network suppliers 66 product repair 68 troubleshooting 45 U unit information label 22 URL 65 W Web browsers choosing 42 web interface choosing a browser 42 web interface management 40 setting up 42 World Wide Web WWW 65 REGULATORY NOTICES FCC STATEMENT This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause
39. lso add the Switch 4400 to any SuperStack system as your network grows Table 3 summarizes the hardware features that are supported by the Switch 4400 Table 3 Hardware features Feature Switch 4400 Addresses Up to 8000 supported Up to 64 permanent entries Auto negotiation Supported on all ports a Auto MDI MDI x Forwarding Modes Store and Forward Duplex Modes Half and full duplex on all front panel ports Flow Control In full duplex operation all ports are supported Smart Auto sensing Supported on all ports Traffic Prioritization Supported IEEE 802 ID 4 queues per port Ethernet and Fast Ethernet Auto negotiating 10BASE T 100BASE TX ports Ports RPS Support Connects to SuperStack 3 Advanced Redundant Power System ARPS 3C 1607 1B Mounting 19 inch rack or stand alone mounting About the Switch 4400 13 Summary of Software Features Table 4 summarizes the software features that are supported by the Switch 4400 Table 4 Software features Feature Switch 4400 Automatic IP Supported Configuration Resilient Links Supported Aggregated Links Broadcast Storm Control Virtual LANs VLANs Multicast Filtering Spanning Tree Protocol 802 1D 1998 Roving Analysis Port Rapid Spanning Tree Protocol 802 1w Webcache Support Quality of Service QoS RMON Email Notification of Events Management Port Security Supported stack wide Supported Support for up to 60 VLANs using the IEEE 802 1Q sta
40. ment consequently it assumes a basic working knowledge of LANs Local Area Networks If the information in the release notes that are shipped with your product differ from the information in this guide follow the instructions in the release notes Most user guides and release notes are available in Adobe Acrobat Reader Portable Document Format PDF or HTML on the 3Com World Wide Web site http www 3com com 8 ABOUT THIS GUIDE Conventions Table 1 and Table 2 list conventions that are used throughout this guide Table 1 Notice Icons Icon Notice Type Description instructions i gt Information note Information that describes important features or 1 Caution f Warning Information that alerts you to potential loss of data or potential damage to an application system or device Information that alerts you to potential personal injury Table 2 Text Conventions Convention Description Screen displays This typeface represents information as it appears on the screen Syntax The word syntax means that you must evaluate the syntax provided and then supply the appropriate values for the placeholders that appear in angle brackets Example To change your password use the following syntax system password lt password gt In this example you must supply a password for lt password gt Commands The word command means that you must enter the command exactly as shown and then
41. ment 41 CLI Management via the Console Port 41 CLI Management over the Network 41 Setting Up Web Interface Management 42 Pre requisites 42 Web Management Over the Network 42 Setting Up SNMP Management 43 Pre requisites 43 Default Users and Passwords 44 Changing Default Passwords 44 PROBLEM SOLVING Solving Problems Indicated by LEDs 46 Solving Hardware Problems 47 Solving Communication Problems 48 SAFETY INFORMATION Important Safety Information 52 L information de S curit Importante 53 Wichtige Sicherheitsinformationen 55 P n OUTS Null Modem Cable 57 PC AT Serial Cable 57 Modem Cable 58 RJ 45 Pin Assignments 58 TECHNICAL SPECIFICATIONS Switch 4400 24 port 61 Switch 4400 48 port 63 TECHNICAL SUPPORT Online Technical Services 65 World Wide Web Site 65 3Com Knowledgebase Web Services 65 3Com FTP Site 66 Support from Your Network Supplier 66 Support from 3Com 66 Returning Products for Repair 68 INDEX REGULATORY NOTICES ABOUT THIS GUIDE This guide provides all the information you need to install and use a SuperStack 3 Switch 4400 in its default state This guide is intended for use with both Switch 4400 models m 3C17203 24 10BASE T TOOBASE TX ports m 3C17204 48 10BASE T TOOBASE TX ports All procedures described in this guide apply to both models The guide is intended for use by network administrators who are responsible for installing and setting up network equip
42. nabled on front panel ports a Disabled on rear panel port Enabled Enabled Disabled All ports prioritize NBX VoIP traffic LAN and IP All ports set to best effort for all other traffic If you initialize a Switch unit by selecting System gt Control gt 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 m P Address m Subnet Mask Default Router gt gt INSTALLING THE SWITCH This chapter contains the information you need to install and set up the Switch 4400 It covers the following topics m Package Contents a Choosing a Suitable Site m Rack mounting a Placing Units On Top of Each Other a The Power up Sequence WARNING Safety Information Before installing or removing any components from the Switch 4400 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 composant du Switch 4400 ou d entamer une proc dure de maintenance lisez les informations relatives la s curit qui se trouvent dans l Appendice de ce guide VORSICHT Sicherheitsinformationen Bevor Sie Komponenten aus dem Switch 4400 entfernen oder dem Switch 4400 hinzufuegen oder Instandhaltungsarbeiten verrichten lesen Sie die Sicherheitsanweisungen die in Append
43. nagement Once you have completed 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 a Command line interface management a Web interface management m SNMP 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 10 or remotely over the network see Figure 11 Figure 10 CLI management via the console port Standard Null Modem Cable Console Port Connection Workstation with terminal emulation software installed Switch Figure 11 CLI management over the network Connect over Network ZS via Telnet Switch Workstation Refer to Setting Up Command Line Interface Management on page 41 40 CHAPTER 3 SETTING UP FOR MANAGEMENT Web Interface Management SNMP Management Each Switch has an internal set of web pages that allow you to manage the Switch using a Web browser remotely over an IP network see Figure 12 Figure 12 Web interface management over the network L Connect over Network S via web browser Switch Workstation Refer to Setting Up Web Interface Management on page 42 You can manage a Switch using any network management workstation running the Simple Network Management Protocol SNMP as shown in Figure 13 For example you can u
44. ndard 128 Multicast filter groups supported IGMP filtering supported Supported Supported Supported Supported Supported Four groups supported Statistics History Alarms Event Supported Web interface command line interface and SNMP supported Disconnect Unauthorized Device DUD supported For information about managing the software features of the Switch refer to the SuperStack 3 Switch Management Interface Reference Guide on the CD ROM that accompanies the Switch 14 CHAPTER 1 INTRODUCING THE SUPERSTACK 3 SWITCH 4400 Switch 4400 Figure 1 Switch 4400 24 port front view Front View Detail Module Packet LEDs 10BASE T 100BASE TX Module Status LEDs RJ 45 Ports Packet OOO OO OOOO D SEN o Sel Test DV TTI LITT MMM 3 r GS OGOOBOO H sus 800000009988 3com 8 bh Le 3C17203 SuperStack f o D Oo Q lodule 1 Modul Module 1 Module2 8908 e060 Port Status LEDs Unit LEDs Power Self Test LED Port Packet LEDs Figure 2 Switch 4400 48 port front view Port Packet LED Port Status LED O 28 um P5 O OF8 Dr sei O5 r0 Gamm ap Gap Gap Dam sg Port Packet LEDs Module Packet LEDs Port Status LEDs Module Status LEDs Se aa u a Be Be Pis PIS Pas Pas PES POS PTS Pas Pos Pus pis pus FHS FHS PES PHS Pos Pus Pes PAS Pas
45. on of IP addressing The topics covered are a Solving Problems Indicated by LEDs a Solving Hardware Problems a Solving Communication 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 Interface Reference Guide on the CD ROM that accompanies your Switch For Technical Support information see Appendix D 46 CHAPTER 4 PROBLEM SOLVING Solving Problems Indicated by LEDs If the LEDs on the Switch indicate a problem refer to the list of suggested solutions below The Power LED does not light Check that the power cable is firmly connected to the Switch and to the supply outlet If the connection is secure and there is still no power you may have a faulty power cord or an internal fault Firstly check the power cord by a testing it in another device m connecting a working power cord to the problem device then contact your supplier for advice On powering up the Power Self Test LED lights yellow The Switch unit has failed its Power On Self 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 that a The Switch and the device at the other end of the link or cable are connected securely a The devices at both ends of the link are powered up a The quality of cable
46. on to your Switch essential if you wish to manage your Switch across the network Manual IP Configuration You can choose to configure the IP information yourself The Switch remembers the information that you enter until you change it again or set the configuration method to Automatic You should use the Manual IP configuration method if m you do not have a DHCP or BootP server on your network or a you want to remove the risk of the IP address ever changing or a itis not possible to configure the DHCP or BootP server to allocate static IP addresses this is necessary to ensure that the Switch is always allocated the same IP address For most installations 3Com recommends that you configure the Switch 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 changing If you wish to manually enter IP information for your Switch work through the Manual Setup section on page 31 and connect to a front panel port or the console port to manually configure the IP information Setting Up Overview 29 Automatic IP Configuration By default the Switch tries to configure itself with IP information without requesting user intervention It tries to obtain an IP address from a DHCP or BootP server on the network If neither server is found the Switch will configure itself with an IP address in the range 169 254 1 0 to 169 254 254 255 This i
47. opy will be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the following All technical data and computer software are commercial in nature and developed solely at private expense Software is delivered as Commercial Computer Software as defined in DFARS 252 227 7014 June 1995 or as a commercial item as defined in FAR 2 101 a and as such is provided with only such rights as are provided in 3Com standard commercial license for the Software Technical data is provided 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 may not be registered in other countries 3Com and SuperStack are registered trademarks of 3Com Corporation The 3Com logo and CoreBuilder are trademarks of 3Com Corporation Intel and Pentium are registered trademarks of Intel Corporation Microsoft MS DOS Windows and Windows NT are registered trademarks of Microsoft Corporation Novell and NetWare are registered trademarks of Novell Inc UNIX is a registered trademark in the Unite
48. orporation 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 documentation and software as well as support options that range from technical education to maintenance and professional services The 3Com Knowledgebase is a database of technical information to help you install upgrade configure or support 3Com products The Knowledgebase is updated daily with technical information discovered by 3Com technical support engineers This complimentary service which is available 24 hours a day 7 days a week to 3Com customers and partners is located on the 3Com Corporation World Wide Web site at http knowledgebase 3com com 66 APPENDIX D TECHNICAL SUPPORT 3Com FIP Site gt Download drivers patches software and MIBs across the Internet from the 3Com public FTP site This service is available 24 hours a day 7 days a week To connect to the 3Com FIP site enter the following information into your FTP client m Hostname tp 3com com m Username anonymous m Password lt your Internet e mail address gt You do not need a user name and password with Web browser software such as Netscape Navigator and Internet Explorer Support from 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 va
49. panel port itch Ethernet Cable am Workstation with a Network Interface Card installed Front Panel Port Connection 32 CHAPTER 3 SETTING UP FOR MANAGEMENT To connect the cable a Attach an RJ 45 connector at one end of the Ethernet cable to the Network Interface Card NIC in the workstation b Connect the RJ 45 connector at the other end of the cable to one of the front panel ports on the Switch Configuring 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 return to them later Change the workstation to the following settings m IP address 169 254 100 99 m Subnet mask 255 255 255 0 Setting Up the Switch with IP Information You are now ready to manually set up the Switch with IP information using the Web interface Power up the Switch This takes approximately one minute Open a suitable Web browser and enter 169 254 100 100 in the Location Address field This is the default IP address that is automatically assigned to an offline unit If there is no response wait for one minute then re enter the default IP address 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 a set of Getting Started pages are displayed The Getting Started pages allow you
50. re part of a group of IP addresses that have been set aside specially for use in house only These suggested IP addresses are part of a group of IP addresses that have been set aside specially for use in house only 50 CHAPTER 4 PROBLEM SOLVING AN AN A SAFETY INFORMATION You must read the following safety information before carrying out any installation or removal of components or any maintenance procedures on the Switch 4400 WARNING Warnings contain directions that you must follow for your personal safety Follow all directions carefully You must read the following safety information carefully before you 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 consignes Nous vous demandons de lire attentivement les consignes suivantes de s curit avant d installer ou de retirer l appareil VORSICHT Warnhinweise enthalten Anweisungen die Sie zu Ihrer eigenen Sicherheit befolgen m ssen Alle Anweisungen sind sorgf ltig zu befolgen Sie m ssen die folgenden Sicherheitsinformationen sorgf ltig durchlesen bevor Sie das Ger t installieren oder ausbauen 52 APPENDIX A SAFETY INFORMATION Important Safety Information SSS gt gt WARNING Installation and removal of the unit must be carried out by qualified personne only WARNING If installin
51. reen Full duplex packets are being transmitted received on the port Yellow Half duplex packets are being transmitted received on the port Off No packets are being transmitted received on the port Status Green A high speed 100 Mbps link is present and the port is enabled Green flashing A high speed 100 Mbps link is present but the port is disabled Yellow A low speed 10 Mbps link is present and the port is enabled Yellow flashing A low speed 10 Mbps link is present but the port is disabled Off No link is present Module Packet LEDs Green Full duplex activity being received or transmitted Yellow Half duplex activity being received or transmitted Off No activity Module Status LEDs Green The Module is installed and supported The Link Status has been determined and the port is enabled Green flashing The Module is installed and supported The Link Status has been determined but the port is disabled continued 16 CHAPTER 1 INTRODUCING THE SUPERSTACK 3 SWITCH 4400 LED Color Indicates Yellow Yellow flashing Off Unit LEDs 1 8 Green Green rotating Green flashing Off Power Self Test LED Green Green flashing Yellow Off The Module is installed and supported The Link status has not been determined or there is no Link for a single port Module A Module is installed however it is not supported The Module is not installed When the Switch forms a stack with other Switch 4400 units
52. reference directory asa whole to maintain the structure of the files Product Registration You can register your SuperStack 3 Switch 4400 on the 3Com Web site http support 3com com registration frontpg pl 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 a Document title m Document part number on the title page a Page number if appropriate Example Part Number DUA 1720 3AAA0x SuperStack 3 Switch 4400 Getting Started Guide Page 21 INTRODUCING THE SUPERSTACK 3 SWITCH 4400 This chapter contains introductory information about the Switch 4400 and how it can be used in your network It covers summaries of hardware and software features and also the following topics m About the Switch 4400 a Switch 4400 Front View Detail a Switch 4400 Rear View Detail a Default Settings 12 CHAPTER 1 INTRODUCING THE SUPERSTACK 3 SWITCH 4400 About the Switch 4400 Summary of Hardware Features The Switch 4400 is a stackable 10 100 Mbps device and provides high performance work groups with a backbone to server connection The Switch 4400 allows Cascade Gigabit Ethernet or Fast Ethernet Fiber connections when expansion modules are installed in the expansion slots on the rear of the unit You can a
53. rews with a suitable tool L information de S curit Importante AVERTISSEMENT L installation et la d pose de ce groupe doivent tre AN confi s un personnel qualifi AVERTISSEMENT Si vous entassez l unit Switch avec les unit s SuperStack 3 Hub l unit Switch 4400 doit tre install e en dessous des unit s Hub plus troites 54 APPENDIX A SAFETY INFORMATION gt AVERTISSEMENT Vous devez mettre l appareil la terre la masse ce groupe AVERTISSEMENT Brancher l unit une source de courant mise la terre pour assurer la conformit aux normes de s curit AVERTISSEMENT Cordon lectrique Il doit tre agr ans le pays d utilisation Etats Unis et m Le cordon doit avoir re u l homologation des UL et un Canada certificat de la CSA Le cordon souple doit respecter titre minimum les sp cifications suivantes calibre 18 AWG m type SV ou SJ 3 conducteurs m Le cordon doit tre en mesure d acheminer un courant nominal d au moins 10 A m La prise femelle de branchement doit tre du type mise la terre mise la masse et respecter la configuration NEMA 5 15P 15 125 V ou NEMA 6 15P 15 A 250 V Danemark La prise m le d alimentation doit respecter la section 107 2 D1 de la norme DK2 1a ou DK2 5a Europe La prise secteur doit tre conforme aux normes CEE 7 7 SCHKO m LE cordon secteur doit porter la mention lt HAR gt ou lt BASEC gt et
54. riety of services including network planning installation hardware maintenance application training and support services When you contact your network supplier for assistance have the following information ready a Product model name part number and serial number a A list of system hardware and software including revision levels m Diagnostic error messages a Details about recent configuration changes if applicable If you are unable to contact your network supplier see the following section on how to contact 3Com Support from 3Com If you are unable to obtain assistance from the 3Com online technical resources or from your network supplier 3Com offers technical telephone support services To find out more about your support options call the 3Com technical telephone support phone number at the location nearest you When you contact 3Com for assistance have the following information ready a Product model name part number and serial number Support from 3Com 67 a A list of system hardware and software including revision levels m Diagnostic error messages a Details about recent configuration changes if applicable Here is a list of worldwide technical telephone support numbers These numbers are correct at the time of publication Refer to the 3Com Web site for updated information Country Telephone Number Country Telephone Number Asia Pacific Rim Australia 1 800 678 515 P R of China 10800 61 00137
55. rompt does not begin immediately press Return a few times until it starts At the login and password prompts enter admin as your user name and press Return at the password prompt If you have logged on correctly the top level menu of the command line interface is displayed as shown in the example in Figure 7 Manual Setup 35 Figure 7 Example top level command line interface menu Menu options 3Com SuperStack 3 Switch Hzxx bridge Administer bridge wide parameters feature Administer system features logout Logout of the Command Line Interface physieallnterface Administer physical interfaces protocol Administer protocols security Administer security system Administer system level functions trafficManagement Administer traffic management Type for help Select menu option At the Select menu option prompt enter the protocol ip basicConfig command At the Enter configuration method prompt enter manual The screen prompts you to enter IP information Enter the IP address subnet mask and gateway IP address for the Switch The screen displays a summary of the 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 39 If you do not intend to use the command line interface via the console port to manage the Switch you can disconnect the serial cabl
56. s A EN55022 Class A FCC Part 15 Subpart B Class A ICES 003 Class A AS NZS 3548 Class A VCCI Class A CNS 13438 Class A EN61000 3 2 EN61000 3 3 EN 55024 Heat Dissipation 120 watts maximum 410 BTU hour maximum Power Supply AC Line Frequency Input Voltage Options Current Rating 50 60 Hz 90 240 VAC 2 8 A amps maximum Standards Supported SNMP Terminal Emulation SNMP protocol RFC 1157 Telnet RFC 854 MIB II RFC 1213 Protocols Used for Administration Bridge MIB RFC 1493 UDP RFC 768 RMON MIB II RFC 2021 IP RFC 791 Remote Monitoring MIB RFC ICMP RFC 792 1757 _ CP RFC 793 ARP RFC 826 TFTP RFC 783 DHCP RFC 2131 RFC 2132 RFC 1534 BOOTP RFC 951 RFC 1497 MAU MIB RFC 2239 64 APPENDIX C TECHNICAL SPECIFICATIONS TECHNICAL SUPPORT 3Com provides easy access to technical support information through a variety of services This appendix describes these services Information contained in this appendix is correct at time of publication For the most recent information ZC om recommends that you access the 3Com Corporation World Wide Web site Online Technical Services World Wide Web Site 3Com Knowledgebase Web Services 3Com offers worldwide product support 24 hours a day 7 days a week through the following online systems a World Wide Web site m 3Com Knowledgebase Web Services a 3Com FIP site To access the latest networking information on the 3Com C
57. s known as Auto IP and is the same mechanism used by Windows 98 and Windows 2000 IP addresses configured by Auto IP are temporary as they cannot be routed but are useful for small networks which are not connected to other networks or for initial configuration However as soon as a DHCP or BootP server is detected the Switch will configure itself with the IP address allocated by that server When using automatic IP configuration it is important that the IP address of the Switch is static otherwise you will not know what the IP address is and it will be difficult to manage Most DHCP and BootP servers allow static IP addresses to be configured so that you know what IP address will be allocated to the Switch Refer to the documentation that accompanies your DHCP BootP server For a detailed description of how automatic IP configuration operates please refer to the Implementation Guide that accompanies your Switch You should use the automatic IP configuration method if m your network uses DHCP or BootP to allocate IP addresses or a flexibility is needed If the Switch is re deployed onto a different subnet it will 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 view the automatically allocated IP information before you can begin management Work through the Automatic Setup section on page 36 and
58. s les exigences du Reglement sur le mat riel brouilleur du Canada CE STATEMENT EUROPE This product complies with the European Low Voltage Directive 73 23 EEC and EMC Directive 89 336 EEC as amended by European Directive 93 68 EEC Warning This is a class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures VCCI STATEMENT ORI HANESSSERNEEHRUGNES VCC DES EE CT _DEBTRERRTENT 5 ERE ACT ENG ET COMSICARMS MM GNREMT 64 ER ARAL ERBYET BSMI STATEMENT S Sa jae PNB TREY Sobre AE AE gt HEE E gt ASE EHF RS BR OR PRA INSTR o Di d
59. se the 3Com Network Supervisor software that is provided on the CD ROM that accompanies your Switch Figure 13 SNMP management over the network Connect over Network i H using SNMP Switch SNMP Network Management Workstation Refer to Setting Up SNMP Management on page 43 Setting Up Command Line Interface Management 41 Setting Up Command Line Interface Management CLI Management via the Console Port CLI Management over the Network 1 1 This section describes how you can set up command line interface management using a local console port connection or over the network To manage a Switch using the command line interface via the local console port connection Ensure you have connected your workstation to the console port correctly as described in Connecting to the Console Port on page 33 Your Switch is now ready to continue being managed and or configured through the CLI via its console port To manage a Switch using the command line interface over a network using Telnet Ensure you have already set up the Switch with IP information as described in Initial Switch Setup on page 30 Check that you have the IP protocol correctly installed on your management workstation You can check this by trying to browse the World Wide Web If you can browse the IP protocol is installed Check you can communicate with the Switch by entering a ping command at the DOS prompt in the
60. tack 3 Advanced Redundant Power System RPS See Connecting a Redundant Power System on page 24 Console Port The console port allows you to connect a terminal and perform remote or local out of band management The console port uses a standard null modem cable and is set to auto baud 8 data bits no parity and 1 stop bit Expansion Module You can use these slots to install Expansion Modules These allow the Slots Switch to support various forms of connection and add extra functionality to your Switch Contact your supplier for more information WARNING When an Expansion Module is not installed ensure the blanking plate is fitted by tightening all screws with a suitable tool 18 CHAPTER 1 INTRODUCING THE SUPERSTACK 3 SWITCH 4400 Default Settings Table 6 shows the default settings for the Switch 4400 Table 6 Default Settings Feature Switch 4400 Automatic IP Configuration Enabled Port Status Enabled Port Speed Duplex Mode Flow Control Broadcast Storm Control Virtual LANs VLANs IP Multicast Filtering Rapid Spanning Tree Protocol RMON Alarm Smart Auto Sensing Webcache Support Quality of Service QoS 10 100 Mbps ports are auto negotiated All fixed 10BASE T and 100BASE TX ports are auto negotiated a Enabled in half duplex a Auto negotiated in full duplex Enabled All ports belong to the untagged Default VLAN VLAN 1 with 802 1Q learning operational Filtering enabled Enabled Fast Start a E
61. tic setup 36 3Com Network Supervisor 36 console port 36 browsers choosing 42 C cable choosing the correct 24 pin outs 57 cascade cable 23 Cascade Extender Kit 23 Cascade Stacking Kit 23 CD ROM 9 command line interface management 39 console port 17 conventions notice icons About This Guide 8 text About This Guide 8 cross over configuration 24 D default settings 18 users 44 E Ethernet address of the Switch 22 INDEX 71 F factory defaults 18 H hardware features 12 I initial switch setup 30 installing the Switch 19 prerequisites 20 IP addressing registered 49 IP configuration 28 L LEDs 15 logging in as a default user 44 M MAC address of the Switch 22 management methods 39 preparing for 30 setting up 27 28 manual setup 31 console port 33 front panel port 31 MDI configuration 24 MDIX configuration 24 MIBs 66 N network supplier support 66 O online technical services 65 P passwords of default users 44 pin assignments modem cable 58 null modem cable 57 RJ45 58 serial cable 57 72 INDEX pin outs 57 ports console 17 power socket 17 powering up a Switch 4400 23 problem solving 45 communication problems 48 hardware problems 47 IP addressing 47 LEDs 46 product name 22 R rack mounting a Switch 4400 21 Redundant Power System See RPS returning products for repair 68 RPS 17 connecting 24 socket 17 S safety information Eng
62. 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 a The first part 192 168 100 in the example identifies the network on which the device resides m The second part 8 in the example identifies the device within the network The natural subnet mask for this example is 255 255 255 0 If your network has a connection to the external IP network that is you access the Internet you must apply for a registered IP address gt Solving Communication Problems 49 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 IP addresses The following contact information is correct at time of publication World Wide Web site http www internic net If your IP network is internal to your organization only that is you do not access the Internet you may use any arbitrary IP address as long as it is not being used by another device on your network 3Com suggests you use addresses in the series 192 160 100 X where X is anumber between 1 and 254 with a subnet mask of 255 255 255 0 These suggested IP addresses a
63. wer On Self Test POST which takes approximately 10 seconds During the Power On Self Test all ports on the Switch are disabled and the LEDs light in a set sequence When the POST has completed check the Power Self Test LED to make sure that your Switch is operating correctly Table 7 shows possible colors for the LED 24 CHAPTER 2 INSTALLING THE SWITCH Connecting a Redundant Power System AN AN Choosing the Correct Cables gt Table 7 Power Self Test LED colors Color State Green The Switch is powered up and operating normally Yellow The Switch has failed its Power On Self Test This occurs if any of the ports fail during power up Off The Switch is not receiving power If there is evidence of a problem see Solving Problems Indicated by LEDs on page 46 You can connect a SuperStack 3 Advanced Redundant Power System 3C16071B to the Switch This unit which is also known as an RPS is designed to maintain the power to your Switch if a power supply failure Occurs For normal redundancy the unit requires one Type 2A Power Module part number 3C16074A For full redundancy the unit requires two type 2A Power Modules combined using a Type 2 Y Cable CAUTION The Switch has no ON OFF switch the only method of connecting or disconnecting mains power is by connecting or disconnecting the power cord CAUTION The Switch can only use a SuperStack Advanced Redundant Power System output All of the
64. witch with IP information P address a subnet mask a default gateway Connecting the Workstation to the Switch Connect the workstation to the console port using a standard null modem cable as shown in Figure 6 Figure 6 Connecting a workstation to the Switch via the console port Standard Null Modem Cable Console Port Connection Workstation with terminal emulation software installed Switch To connect the cable a Attach the female connector on the cable to the male connector on the console port of the Switch 34 CHAPTER 3 SETTING UP FOR MANAGEMENT b Tighten the retaining screws on the cable to prevent it from being loosened c Connect the other end of the cable to one of the serial ports also known as a COM port on your workstation 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 a 19 200 baud 8 data bits m no parity a 1 stop bit m no hardware flow control Refer to the documentation that accompanies the terminal emulation software for more information Setting Up the Switch with IP Information You are now ready to manually set up the Switch with IP information using the command line interface The command line interface login sequence begins as soon as the Switch detects a connection to its console port If the login p

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