Related Manuals for 3Com 3C17709
Summary of Contents for 3Com 3C17709
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Page 1: Getting Started Guide
3Com Switch 4050 and 4060 ® Getting Started Guide 3C17708, 3C17709 http://www.3com.com/ Part No. DUA1770-9AAA03 Published September 2002... - Page 2 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.
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Page 3: Table Of Contents
NTRODUCING THE 4050 4060 WITCH About the 3Com Switch 4050 and 4060 Summary of Hardware Features 3Com Switch 4050 and 4060 — Front View Detail 1000BASE-SX Ports 10BASE-T/100BASE-TX/1000BASE-T Ports GBIC Ports Console Port LEDs 3Com Switch 4050 and 4060 — Rear View Detail... - Page 4 Rules For Interconnecting Units The Power-up Sequence Powering-up the 3Com Switch 4050 and 4060 Checking for Correct Operation of LEDs Choosing the Correct 10/100/1000 Cables Choosing the correct Fiber cables GBIC Operation Approved GBIC Transceivers Inserting a GBIC Transceiver ETTING...
- Page 5 Modem Cable RJ-45 Pin Assignments ECHNICAL PECIFICATIONS ECHNICAL UPPORT Online Technical Services World Wide Web Site 3Com Knowledgebase Web Services 3Com FTP Site Support from Your Network Supplier Support from 3Com Email Support Telephone Support Returning Products for Repair NDEX...
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Page 7: About This Guide
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/... -
Page 8: Conventions
BOUT UIDE Conventions Table 1 Table 2 list conventions that are used throughout this guide. Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions. Caution Information that alerts you to potential loss of data or potential damage to an application, system, or device. -
Page 9: Related Documentation
Switch. There are other publications you may find useful: Documentation accompanying the Expansion Modules. Documentation accompanying 3Com Network Supervisor. This is supplied on the CD-ROM that accompanies the Switch. Accessing Online The CD-ROM supplied with your Switch contains the following online... -
Page 10: Product Registration
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 You can register your Switch on the 3Com Web site to receive up-to-date Registration information on your product: http://support.3com.com/registration/frontpg.pl Documentation Your suggestions are very important to us. -
Page 11: Introducing The 3C Om Switch And
4050 and 4060 and how it can be used in your network. It covers summary information about the hardware and the following topics: About the 3Com Switch 4050 and 4060 3Com Switch 4050 and 4060 — Front View Detail 3Com Switch 4050 and 4060 — Rear View Detail Default Settings... -
Page 12: About The 3Com Switch 4050 And 4060
4050 4060 HAPTER NTRODUCING THE WITCH About the 3Com The 3Com Switch 4050 is a mixed media device which consists of: Switch 4050 and 4060 12 10BASE-T/100BASE-TX/1000BASE-T ports 6 1000BASE-SX ports 6 Gigabit Interface Convertor (GBIC) ports The 3Com Switch 4060 is a mixed media device which consists of:... -
Page 13: Summary Of Hardware Features
About the 3Com Switch 4050 and 4060 Summary of Table 3 summarizes the hardware features that are supported by the Hardware Features 3Com Switch 4050 and 4060. Table 3 Hardware features Feature 3Com Switch 4050/4060 Addresses Up to 12,000 supported... -
Page 14: 3Com Switch 4050 And 4060 - Front View Detail
1: I 4050 4060 HAPTER NTRODUCING THE WITCH 3Com Switch 4050 Figure 1 3Com Switch 4050 — front view and 4060 — Front View Detail Module Unit Status LED 10BASE-T/100BASE-TX/1000BASE-T LEDs Status LEDs and Layer 3 LED Fan LEDs Console Port... -
Page 15: 1000Base-Sx Ports
3Com Switch 4050 and 4060 — Front View Detail 1000BASE-SX Ports The auto-negotiating 1000BASE-SX ports have MT-RJ connectors. 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 media type, only the flow control is negotiated with the link partner. -
Page 16: Leds
1: I 4050 4060 HAPTER NTRODUCING THE WITCH LEDs Table 4 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 “Checking for Correct Operation of LEDs” page Table 4 LED behavior Color... - Page 17 3Com Switch 4050 and 4060 — Front View Detail Color Indicates Unit Status LED (cont.) Green flashing The Switch is either downloading software or is initializing (which includes running a Power On Self Test). Yellow The Switch has failed its Power On Self Test A port has failed and had been automatically disabled.
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Page 18: 3Com Switch 4050 And 4060 - Rear View Detail
WARNING: When an Expansion Module is not installed, ensure the blanking plate is fitted by tightening all screws with a suitable tool. Replaceable Power The 3Com Switch 4050 and 4060 has a bay for two internal power Supplies (PSUs) supplies. Contact your supplier for further information. For information on installation and removal, please refer to the documentation that accompanies the replacement PSU. -
Page 19: Power Socket
PSU. A PSU must only be powered once it has been installed. Replaceable Fan Trays The 3Com Switch 4050 and 4060 are provided with two identical fan trays which can be replaced. Contact your supplier for further information. For information on installation, please refer to the documentation that accompanies your fan tray. -
Page 20: Default Settings
NTRODUCING THE WITCH Default Settings Table 5 shows the default settings for the 3Com Switch 4050 and 4060. If you initialize one of the Switch units, it is returned to these defaults. Table 5 Default Settings Feature 3Com Switch 4050/4060... -
Page 21: Installing The Switch
Placing Units On Top of Each Other The Power-up Sequence GBIC Operation WARNING: Safety Information. Before installing or removing any components from the 3Com Switch 4050 and 4060 or carrying out any maintenance procedures, you must read the safety information provided Appendix A of this guide. -
Page 22: Package Contents
8 x screws 4 x rubber feet Choosing a Suitable The 3Com Switch 4050 and 4060 are suited for use in an internal wiring Site closet, a network room, or telecommunications room, where they can be mounted in a standard 19-inch equipment rack, or free-standing. -
Page 23: Rack-Mounting
Rack-mounting The air is as free from dust as possible. The Switch is situated away from sources of conductive (electrical) dust, for example laser printers. The unit is installed in a clean, air conditioned environment. The AC supply used by the Switch is separate to that used by units that generate high levels of AC noise, for example air conditioning units. -
Page 24: Placing Units On Top Of Each Other
Switch, sticking one in the marked area at each corner. Place the Switch units on top of each other. Creating an XRN 3Com Switch 4050/4060 units and the Switch 4900 Series units can be Distributed Fabric interconnected to create an XRN Distributed Fabric and then treated as a single manageable unit with one IP address. -
Page 25: How To Interconnect Units
XRN Interconnect Modules are NOT hot-swappable or hot-insertable. Ensure that the Switch is powered off before inserting or removing an Interconnect Module. Only 3Com XRN Interconnect Cables 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. -
Page 26: The Power-Up Sequence
For a detailed description of how XRN Technology operates and implementation guidelines, please refer to the Implementation Guide on the CD-ROM that accompanies your Switch or on the 3Com Web site. The Power-up The following sections describe how to get your 3Com Switch 4050 and Sequence 4060 powered-up and ready for operation. -
Page 27: Choosing The Correct 10/100/1000 Cables
See Table 3Com recommends that you use at least Category 5 twisted pair cable — the maximum segment length for this type of cable is 100 m (328 ft). Table 7 Cables required to connect the Switch 4050 and 4060 to other devices... -
Page 28: Choosing The Correct Fiber Cables
The 1000BASE-LX and LH70 GBIC ports use multimode or single-mode fiber optic cables. CAUTION: 3Com recommends that you use MT-RJ cables that do not contain alignment pins as these are provided by the fiber socket. Cables that contain alignment pins can cause damage to your Switch. -
Page 29: Inserting A Gbic Transceiver
GBIC Operation To access the latest list of 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 To be recognised as valid, the GBIC transceiver must have the following... - Page 30 2: I HAPTER NSTALLING THE WITCH CAUTION: GBIC transceivers are keyed and can be properly inserted only one way. If the transceiver does not click when you insert it, remove it, turn it over, and reinsert it. Figure 6 Inserting a GBIC Transceiver 3 The transceiver connects to the network using a duplex SC connector.
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Page 31: Setting U P For Management
ETTING P FOR ANAGEMENT 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 access the management software that resides on the Switch. -
Page 32: Setting Up Overview
How do you want to view the automatically How do you want to connect to the Switch? configured IP information? Connect to a front Connect to the console Use 3Com Network Connect to the console panel port and use the port and use the Supervisor (3NS). -
Page 33: Ip Configuration
(Static IP addresses are necessary to ensure that the Switch is always allocated the same IP information.) For most installations, 3Com recommends that you configure the Switch IP information manually. This makes management simpler and more reliable as it is not dependent on a DHCP or BootP server, and eliminates the risk of the IP address changing. -
Page 34: Preparing For Management
For detailed information about the specific web interface operations and command line interface commands and problem solving, refer to the “Management Interface Reference Guide” on the CD-ROM that is supplied with the Switch or on the 3Com Web site. -
Page 35: Manually Configuring Ip Information
Manually Configuring IP Information Manually You can manually configure the Switch IP information in the following Configuring IP ways: Information 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 or the command line interface (CLI). -
Page 36: Configuring Workstation With Ip Information
3: S HAPTER ETTING P FOR ANAGEMENT Connecting the Workstation to the Switch 1 Connect the workstation to a front panel port using an Ethernet cable as shown in Figure Figure 8 Connecting a workstation to the Switch via a front panel port 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. - Page 37 Manually Configuring IP Information If there is no response, wait for one minute then re-enter the default IP address. 3 At the login and password prompts, enter admin as your user name and press Return at the password prompt (default user name and password). If you have logged on correctly, a set of Getting Started pages are displayed.
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Page 38: Connecting To The Console Port
3: S HAPTER ETTING P FOR ANAGEMENT Figure 9 Example top-level command line interface menu 4 At the Select menu option prompt you can either: enter the protocol ip basicConfig command. At the Enter configuration method prompt enter manual. The screen prompts you to enter IP information. - Page 39 Manually Configuring IP Information Documentation supplied with the terminal emulation software. A suitable cable: A standard null modem cable — if you are connecting directly to the console port, or A standard modem cable — if you are connecting to the console port using a modem.
- Page 40 3: S HAPTER ETTING P FOR ANAGEMENT no parity 1 stop bit 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.
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Page 41: Viewing Automatically Configured Ip Information
IP information automatically assigned to the Switch using the command line interface (CLI). Using 3Com Network You can use the 3Com Network Supervisor application provided on the Supervisor CD-ROM that accompanies your Switch to discover the automatically allocated IP information. -
Page 42: Connecting To The Console Port
P FOR ANAGEMENT If your network does not have a DHCP or BootP server, the workstation running 3Com Network Supervisor must be on the same subnet as the Switch, because Auto-IP addresses are non-routable. Connecting to the Alternatively, you can view the automatically configured IP information... - Page 43 Viewing Automatically Configured IP Information 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.
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Page 44: Methods Of Managing A Switch
3: S HAPTER ETTING P FOR ANAGEMENT Figure 13 Example top-level command line interface menu 4 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. -
Page 45: Web Interface Management
You can manage a Switch using any network management workstation running the Simple Network Management Protocol (SNMP) as shown in Figure 17. For example, you can use the 3Com Network Supervisor software that is provided on the CD-ROM that accompanies your Switch. -
Page 46: Setting Up Command Line Interface Management
3: S HAPTER ETTING P FOR ANAGEMENT Figure 17 SNMP management over the network Refer to “Setting Up SNMP Management” page Setting Up This section describes how you can set up command line interface Command Line management using a local console port connection or over the network. Interface Management CLI Management via... -
Page 47: Setting Up Web Interface Management
Setting Up Web Interface Management 4 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: >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. -
Page 48: Web Management Over The Network
3: S HAPTER ETTING P FOR ANAGEMENT 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. -
Page 49: Setting Up Snmp Management
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. -
Page 50: Changing Default Passwords
3: S HAPTER ETTING P FOR ANAGEMENT Table 9 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 security —... -
Page 51: Problem Solving
ROBLEM OLVING This chapter helps you to diagnose and solve problems you may have with the operation of your Switch. There is also an explanation of IP addressing. The topics covered are: Solving Problems Indicated by LEDs Solving Hardware Problems Solving Communication Problems Solving Software Upgrade Problems If you experience a problem that is not listed here, it may be included in... -
Page 52: Solving Problems Indicated By Leds
4: P HAPTER ROBLEM OLVING Solving Problems If the LEDs on the Switch indicate a problem, refer to the list of suggested Indicated by LEDs solutions below. The Unit LED does not light Check that the power cable is firmly connected to the Switch and to the supply outlet. - Page 53 Solving Problems Indicated by LEDs connecting a working power cord to the ‘problem’ device testing the PSU in the spare slot or another unit installing and testing a second PSU in the ‘problem’ slot If the LED lights flashing red the PSU has shutdown due to over-heating. Solving Hardware Problems page 54 for more advice.
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Page 54: Solving Hardware Problems
4: P HAPTER ROBLEM OLVING Solving Hardware In the rare event of your Switch unit experiencing a hardware failure, Problems 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. - Page 55 Solving Hardware Problems 3 Power cycle the unit. To do this, remove and reconnect the AC mains supply. If the unit has no AC main supply, remove and reconnect the DC RPS supply. If another fan failure warning message is generated via the Command Line Interface or the Web interface, you can replace the fan tray.
- Page 56 4: P HAPTER ROBLEM OLVING 6 Power cycle the unit. If a further thermal shutdown trap is received, return the unit. An SNMP fan fail trap and email is received 1 If the fail trap is for the front fan tray: a Open the door where the bulge is at the front of the Switch.
- Page 57 The Switch has identified that the GBIC does not meet the minimum requirements for the Switch and has disabled the port. To correct this problem, completely remove the GBIC and replace it with a 3Com approved GBIC. See “Approved GBIC Transceivers”on...
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Page 58: Solving Communication Problems
IP address of the router. The Switch’s IP address has been entered correctly in your network management application (for example 3Com Network Supervisor). The following is an brief overview of IP addressing, and how to obtain a registered IP address. -
Page 59: Solving Software Upgrade Problems
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 a number between 1 and 254) with a subnet mask of 255.255.255.0. - Page 60 4: P HAPTER ROBLEM OLVING...
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Page 61: 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 3Com Switch 4050 and 4060. WARNING: Warnings contain directions that you must follow for your personal safety. Follow all directions carefully. -
Page 62: Important Safety Information
WARNING: Installation and removal of the unit must be carried out by qualified personnel only. WARNING: If installing the 3Com Switch 4050 and 4060 in a stack with SuperStack 3 units that are narrower than the 4050 and 4060, the 3Com Switch 4050 and 4060 units must be installed below the narrower units. - Page 63 † Impédance à la terre. WARNING: U.K. only: If connecting a modem to the console port of the 3Com Switch 4050 and 4060, only use a modem which is suitable for connection to the telecommunications system. WARNING: RJ-45 Ports. These are shielded RJ-45 data sockets. They cannot be used as standard traditional telephone sockets, or to connect the unit to a traditional PBX or public telephone network.
- Page 64 WARNING: Use of controls or adjustments of performance or procedures other than those specified herein may result in hazardous laser emissions. WARNING: The Switch must only be fitted with 3Com approved GBIC transceivers, as listed below. 3CGBIC91 GBIC (SX) 3CGBIC92 GBIC (LX)
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Page 65: L'information De Sécurité Importante
à un personnel qualifié. AVERTISSEMENT: Si vous entassez l'unité Switch avec les unités SuperStack 3 Hub, l'unité 3Com Switch 4050 and 4060 doit être installée en dessous des unités Hub plus étroites. AVERTISSEMENT: Vous devez mettre l’appareil à la terre (à la masse) ce groupe. - Page 66 A: S PPENDIX AFETY NFORMATION AVERTISSEMENT: La prise secteur doit se trouver à proximité de l’appareil et son accès doit être facile. Vous ne pouvez mettre l’appareil hors circuit qu'en débranchant son cordon électrique au niveau de cette prise. AVERTISSEMENT: L’appareil fonctionne à une tension extrêmement basse de sécurité...
- Page 67 à des rayonnements laser dangereux. AVERTISSEMENT: Le commutateur ne doit être utilisé qu'avec des modules Transceiver GBIC approuvés par 3Com. 3CGBIC91 GBIC (SX) 3CGBIC92 GBIC (LX) 3CGBIC97 GBIC (LH70) AVERTISSEMENT: Il faut déconnecter le secteur du bloc d’alimentation...
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Page 68: Wichtige Sicherheitsinformationen
A: S PPENDIX AFETY NFORMATION Wichtige Sicherheitsinformationen VORSICHT: Die Installation und der Ausbau des Geräts darf nur durch Fachpersonal erfolgen. VORSICHT: Wenn die Switch 4050 und 4060 Einheit in einer Stapel mit anderen SuperStack 3 Hub Einheiten eingebaut werden soll, muß die Switch 4050 und 4060 Einheit unter die schmaleren Hub Einheiten eingebaut werden. - Page 69 VORSICHT: Die Verwendung von Steuerelementen oder die Anpassung von Leistungen und Verfahren in anderer als der hierin genannten Weise kann zu gefährlichen Laseremissionen führen. VORSICHT: Der Switch sollte nur mit von der Firma 3Com zugelassenen GBIC Tranceivermodulen, wie unten augefuehrt, bestueckt werden. 3CGBIC91 GBIC (SX)
- Page 70 Der Austausch von PSUs darf nicht länger als 2 Minuten dauern, so dass der normale Kühlbetrieb nicht unterbrochen wird. VORSICHT: Bevor Sie den hinzufuegen steinbrecherfan, lesen Sie die Sicherheitsanweisungen, die im Handbuch aufgefuehrt sind (3Com Switch 4050 und 4060). VORSICHT: Ein Lüfterträger kann vorübergehend ausgebaut und ersetzt werden, während das System läuft, ohne dass dabei der normale Betrieb...
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Page 71: B Pin - Outs
OUTS Null Modem Cable 9-pin to RS-232 25-pin PC-AT Serial Cable 9-pin to 9-pin... -
Page 72: Modem Cable
B: P PPENDIX OUTS Modem Cable 9-pin to RS-232 25-pin RJ-45 Pin Pin assignments are identical for 10/100 and 1000 RJ-45 connectors. Assignments Table 10 Pin assignments Pin Number 10/100 1000 Ports configured as MDI Transmit Data + Bidirectional Data A+ Transmit Data + Bidirectional Data A- Receive Data +... - Page 73 RJ-45 Pin Assignments Table 11 Pin assignments Pin Number 10/100 1000 Ports configured as MDIX Receive Data + Bidirectional Data B+ Receive Data - Bidirectional Data B- Transmit Data + Bidirectional Data A+ Not assigned Bidirectional Data A- Not assigned Bidirectional Data D+ Transmit Data Bidirectional Data D-...
- Page 74 B: P PPENDIX OUTS...
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Page 75: Echnical Pecifications
–10 ° to +70 °C (14 ° to 158 °F) Operating Humidity 10–95% relative humidity, non-condensing Standards EN60068 to 3Com schedule (package testing: paras 2.1, 2.2, 2.30 and 2.32. Operational testing: paras 2.1, 2.2, 2.30 and 2.13. Safety Agency Certifications UL 60950, EN60950, CSA 22.2 No. - Page 76 C: T PPENDIX ECHNICAL PECIFICATIONS 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) Bridge MIB Extensions (RFC 2674) IP (RFC 791) RMON MIB II (RFC 2021) ICMP (RFC 792) Remote Monitoring MIB (RFC 1757) TCP (RFC 793)
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Page 77: D Technical Support
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:... -
Page 78: 3Com Ftp Site
3Com FTP Site 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 FTP site, enter the following information into... -
Page 79: Support From 3Com
Support from 3Com 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. - Page 80 D: T PPENDIX ECHNICAL UPPORT 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...
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Page 81: Returning Products For Repair
Returning Products for Repair Returning Products Before you send a product directly to 3Com for repair, you must first for Repair obtain an authorization number. Products sent to 3Com without authorization numbers will be returned to the sender unopened, at the sender’s expense. - Page 82 Country Telephone Number Latin America Antigua 1 800 988 2112 Guatemala AT&T +800 998 2112 Argentina 0 810 444 3COM Haiti 57 1 657 0888 Aruba 1 800 998 2112 Honduras AT&T +800 998 2112 Bahamas 1 800 998 2112...
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Page 83: Index
NDEX Numbers 3Com Knowledgebase Web Services 77 hardware features 13 3Com URL 77 installing the Switch 21 access levels of default users 49 prerequisites 23 automatic setup 41 interconnect cable 25 3Com Network Supervisor 41 IP addressing console port 42... - Page 84 24 XRN Distributed Fabric 24 Switch 4050/4060 dimensions 75 features 13 installation 21, 23 powering-up 26 rack mounting 23 size 75 weight 75 system specifications 75 technical support 3Com Knowledgebase Web Services 77 3Com URL 77 network suppliers 78...
- Page 85 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. You must only insert a 3Com approved GBIC transceiver into the Switch. These are listed in the “Approved GBIC Transceivers” section of the Getting Started Guide.
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