Australia 800 678 Philippines | 3Com 3CR17451-91, 3CR17450-91

Telephone Technical Support and Repair

77

To send a product directly to 3Com for repair, you must first obtain a return authorization number (RMA). Products sent to 3Com, without authorization numbers clearly marked on the outside of the package, will be returned to the sender unopened, at the sender’s expense. If your product is registered and under warranty, you can obtain an RMA number online at http://eSupport.3com.com/. First time users will need to apply for a user name and password.

Telephone numbers are correct at the time of publication. Find a current directory of support telephone numbers posted on the 3Com web site at

http://csoweb4.3com.com/contactus/

Country	Telephone Number	Country	Telephone Number

Asia, Pacific Rim Telephone Technical Support and Repair
Australia	1 800 678 515	Philippines	1235 61 266 2602 or
Hong Kong	800 933 486		1800 1 888 9469
India	+61 2 9424 5179 or	P.R. of China	10800 61 00137 or
	000800 650 1111		021 6350 1590 or
Indonesia	001 803 61009		00800 0638 3266
Japan	00531 616 439 or	Singapore	800 6161 463
	03 5977 7991	S. Korea	080 333 3308
Malaysia	1800 801 777	Taiwan	00801 611 261
New Zealand	0800 446 398	Thailand	001 800 611 2000
Pakistan	+61 2 9937 5083

You can also obtain support in this region using the following e-mail: apr_technical_support@3com.com

Or request a repair authorization number (RMA) by fax using this number:		+ 65 543 6348

Europe, Middle East, and Africa Telephone Technical Support and Repair
From anywhere in these	+44 (0)1442 435529
regions, call:

From the following countries, you may use the numbers shown:

Austria	01 7956 7124	Luxembourg	342 0808128
Belgium	070 700 770	Netherlands	0900 777 7737
Denmark	7010 7289	Norway	815 33 047
Finland	01080 2783	Poland	00800 441 1357
France	0825 809 622	Portugal	707 200 123
Germany	01805 404 747	South Africa	0800 995 014
Hungary	06800 12813	Spain	9 021 60455
Ireland	01407 3387	Sweden	07711 14453
Israel	1800 945 3794	Switzerland	08488 50112
Italy	199 161346	U.K.	0870 241 3901

You can also obtain support in this region using the following URL:

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

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3Com 3CR17451-91, 3CR17450-91 manual Australia 800 678 Philippines

Contents

SuperStack 3 Switch 3870 Family Getting Started Guide United States Government Legend 3Com Corporation Campus Drive Marlborough MA USA Contents Setting UP for Management PIN-OUTS Page About this Guide Icon Description ConventionsConvention Description Documentation RelatedDocumentation documentation Comments To access the online documentation from the CD-ROM 3870 Switch Hardware Features Switch Front View Detail Switch 1000BASE-T Ports Stacking Status LED Color Indicates Port Status/Packet LEDsStack Master LED Unit LED Power/Self Test LEDFault LED Color Indicates Module LEDs View Detail Port Speed Feature Switch Port StatusDuplex Mode Type of Unit Total Units in the Stack Maximum Modules Port Default Settings Introducing the Superstack 3 Switch Installing the Switch Choosing a Suitable Package ContentsSite Rack-mounting Power lines and fluorescent lighting fixturesTo rack-mount your Switch Switch, as shown in Figure Fitting a bracket for rack-mounting Repeat steps 2 and 3 for the other side of the Switch Sequence Power-upPowered-up and ready for operation Switch Cross-over Cable Straight-through Cable Power System output SFP Operation Remove the plastic protective cover if fitted Transceiver Your SwitchRemoving an SFP Installing the Switch Setting UP for Management Overview Setting Up Automatic IP Configuration Manual IP Configuration Setting UP for Management Pre-requisites Manually Configuring IP Information Setting Up the Switch with IP Information Connecting the Workstation to the Switch Example top-level command line interface menu Viewing Configured IPAutomatically Viewing Automatically Configured IP Information Viewing IP Information via the Console Port Refer to Setting Up Command Line Interface Management on Management Command LineInterface Management Web Interface Where xxx.xxx.xxx.xxx is the IP address of the Switch Network Using Telnet Over the Network Setting Up WebInterface Choosing a Browser Default Users Setting Up SnmpPasswords Security Device User Modify operation on the web interface User Default Access Level Name Password Problem Solving Indicated by LEDs Solving ProblemsPower/Self Test LED does not light On powering-up, the Power/Self Test LED remains yellow Port Status LED is flashing green/yellow ProblemsRefer to the list of suggested solutions below Solving Hardware Unit fails or Snmp thermal shutdown trap is received Fan failure warning message is received Error message indicating that the SFP transceiver is faulty Solving Communication ProblemsIP Addressing How do you obtain a registered IP Address? Solving Software Upgrade Problems Problem Solving Safety Information This must be approved for the country where it is used Power Cord Set Japan Important Safety Information Important Safety Information Class ’information de Sécurité Importante ’information de Sécurité Importante Dispositif Laser De Classe Vorsicht Europe Wichtige Sicherheitsinformationen Laser Gerät der Klasse Información de seguridad importante Schuko Appendix a Safety Information CSA Importanti Informazioni di Sicurezza Solo Regno Ważne informacje o zabezpieczeniach Appendix a Safety Information Laser Produkt Klasa Appendix a Safety Information Null Modem Cable RJ-45 to RS-232 25-pin PC-AT Serial CableRJ-45 to 9-pin Pin Number 10/100 1000 Modem CableRJ-45 Pin Assignments RJ-45 to RS-232 25-pin Pin Number 10/100 1000 Appendix B PIN-OUTS Switch 3870 24 Port Switch 3870 48 Port Purchase Product to Gain Service BenefitsServices Register Your Telephone Technical Access SoftwareDownloads Contact Us Australia 800 678 Philippines US and Canada Telephone Technical Support and Repair Index SFP Page Chapter Index Regulatory Notices