3Com 3CR16708-91 manual Troubleshoot, Online, Access Software, Downloads, Telephone Technical

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74APPENDIX D: OBTAINING SUPPORT FOR YOUR PRODUCT

Troubleshoot	You will find support tools posted on the 3Com web site at
Online	http://www.3com.com/
	3Com Knowledgebase helps you troubleshoot 3Com products. This
	query-based interactive tool is located at
	http://knowledgebase.3com.com and contains thousands of technical
	solutions written by 3Com support engineers.

Access Software	Software Updates are the bug fix / maintenance releases for the version
Downloads	of software initially purchased with the product. In order to access these
	Software Updates you must first register your product on the 3Com web
	site at http://eSupport.3com.com/
	First time users will need to apply for a user name and password. A link to
	software downloads can be found at http://eSupport.3com.com/, or
	under the Product Support heading at http://www.3com.com/
	Software Upgrades are the software releases that follow the software
	version included with your original product. In order to access upgrades
	and related documentation you must first purchase a service contract
	from 3Com or your reseller.

Telephone Technical	To enable telephone support and other service benefits, you must first
Support and Repair	register your product at http://eSupport.3com.com/
	Warranty and other service benefits start from the date of purchase, so it
	is important to register your product quickly to ensure you get full use of
	the warranty and other service benefits available to you.
	When you contact 3Com for assistance, please have the following
	information ready:
	■ Product model name, part number, and serial number
	■ Proof of purchase, if you have not pre-registered your product
	■ A list of system hardware and software, including revision level
	■ Diagnostic error messages
	■ Details about recent configuration changes, if applicable

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Contents 3CR16708-91 3CR16709-91 3Com Corporation Campus Drive Marlborough, MA USA United States Government LegendContents Setting UP for Management Problem Solving OutsPage About this Guide Convention Description ConventionsIcon Description Documentation RelatedDocumentation Comments Pddtechpubscomments@3com.comIntroducing Hardware Features Switch Switch Front View Detail Alert LED Power LED Port Status Leds PoE Status LedsColor Indicates 10BASE-T/100BASE-TX Port Status LEDs SFP Module Status LED Switch 9 FX only100BASE-FX Port Status LEDs Switch 9 FX only LED Alert LEDSwitch Rear View Detail Switch 9 rear viewSwitch Rear View Detail Page Default Settings shows the default settings for the Switch Page Installing the Switch Site Package ContentsChoosing a Suitable Air temperature around the Switch does not exceed 50 C 122 F Mounting Wall-mountingUpwards Instructions for Cement WallsInstructions for Wood Walls Make two holes 150 mm 5.9 in. apartPower and Alert LED colors Color StatePower-up Sequence Cross-over Cable Straight-through Cable SFP Operation Installing the Switch Inserting a SFP Transceiver Installing the Switch Setting UP for Management Automatically configured IP information Setting UpConfigure IP information manually for your Switch or view OverviewManual IP Configuration Automatic IP ConfigurationSetting UP for Management Manually Configuring IP Information Pre-requisitesConnecting the Workstation to the Switch Connecting a workstation to the Switch via the console portSetting Up the Switch with IP Information Example top-level command line interface menuAutomatically Configured IPViewing Viewing Automatically Configured IP Information Viewing IP Information via the Console Port Methods of Managing a Switch Refer to Setting Up Command Line Interface Management on Refer to Setting Up Web Interface Management onInterface Management Command LineNetwork Using Telnet CLI Management viaChoosing a Browser Setting Up WebInterface Over the Network Setting Up SnmpManagement Protocol Snmp can manage a Switch if Management workstationDefault Users User Default Name Password Access LevelDefault Users and Passwords Setting UP for Management Problem Solving Solving Problems Indicated by LEDsSolving Hardware ProblemsRefer to the list of suggested solutions below How do you obtain a registered IP Address? Solving Communication ProblemsIP Addressing Solving Software Upgrade Problems Problem Solving Safety Information Power Cord Set Japan Important Safety Information This must be approved for the country where it is usedImportant Safety Information ’information de Sécurité Importante Schko’information de Sécurité Importante Wichtige Sicherheitsinformationen Vorsicht EuropeInformación de seguridad importante Schuko Dispositivo Láser DE Clase Importanti Informazioni di Sicurezza CSAAvvertenza porte a fibre ottiche Protezione degli occhi Appendix a Safety Information Adapter Cable RJ-45 Pin Signal DB-9 Pin DirectionRJ-45 to RS-232 Panel. The pinout is shown belowAssignments ConnectorsRJ-45 Pin Pin NumberOfficeConnect Managed Switch 9 and Switch 9 FX Terminal Emulation Protocols Used for AdministrationStandards Supported Product ServicesRegister Your PurchaseOnline Access SoftwareTroubleshoot DownloadsContact Us US and Canada Telephone Technical Support and Repair Country Telephone NumberLatin America Telephone Technical Support and Repair Index Snmp Regulatory Notices