Pin Number 10/100 1000 | 3Com 3 instruction

RJ-45 Pin Assignments 71

Table 11 Pin assignments

Pin Number	10/100	1000

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-

Image 71

3Com 3 manual Pin Number 10/100 1000

Contents

SuperStack United States Government Legend 3Com Corporation 350 Campus Drive Marlborough, MA Contents Setting UP for Management PIN-OUTS Page About this Guide Convention Description ConventionsIcon Description Documentation Related About this Guide Introducing Family About the Switch Front View Detail Switch 4200 Family Introducing the Superstack 3 Switch 4200 Family Unit LEDs Color Indicates Port Status LEDs 10BASE-T/100BASE-TX portsPort Status LEDs SFP ports Port Status LEDs 10/100/1000BASE-T ports Alert LED LED Color Indicates Power/Self Test LEDRear View Detail Quality of Service QoS Feature Switch 4200 Family Automatic IP ConfigurationDuplex Mode Rmon Alarm Introducing the Superstack 3 Switch 4200 Family Installing the Switch Site Package ContentsChoosing a Suitable Rack-mounting Fitting a bracket for rack-mounting Repeat steps 2 and 3 for the other side of the Switch Stacking Units Placing Units OnTop of Each Other Sequence Power-upPowering-up Switch 4200 Family Color State SFP port on the Switch 4200 28-PortSFP Operation Installing the Switch Transceiver Your SwitchChoosing Correct Cables Cross-over Cable Straight-through Cable Fiber Cables Choosing the Correct Cables Installing the Switch Setting UP for Management Overview Setting UpConfigure IP information manually for your Switch or view Automatically configured IP information 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 SwitchConfiguring the Workstation with IP Information Using Command Line Interface via Telnet Example top-level command line interface menu Connecting a workstation to the Switch via the console port Setting Up the Switch with IP Information Example top-level command line interface menu Automatically 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 CLI Management via Command LineNetwork Using Telnet Interface Management Choosing a Browser Setting Up WebInterface Management workstation Setting Up SnmpManagement Protocol Snmp can manage a Switch if Over the Network User Default Access Level Name Password Default Users Security Device User Modify operation on the web interface Security device user modify command on the CLI, or Setting UP for Management For Technical Support information, see Appendix D Problem Solving On powering-up, the Power/Self Test LED lights yellow Solving ProblemsSolutions below Power LED does not light IP Addressing Solving Communication ProblemsError message indicating that the SFP transceiver is faulty Solving Software Upgrade ProblemsSolving Stack Formation Safety Information This must be approved for the country where it is used Important Safety Information Important Safety Information ’information de Sécurité Importante Schko Wichtige Sicherheitsinformationen Vorsicht Europe Información de seguridad importante Schuko Importanti informazioni di sicurezza Avvertenza Lunità deve disporre di messa a terra Prodotto Laser Classe Pin to 9-pin Null Modem CablePC-AT Serial Cable Pin to RS-232 25-pin Pin Number 10/100 1000 Modem CableRJ-45 Pin Assignments Pin Number 10/100 1000 Appendix B PIN-OUTS Switch 4200 26-Port 3C17300A Switch 4200 50-Port 3C17302A Switch 4200 28-Port 3C17304A Appendix C Technical Specifications Purchase ServicesRegister Your Product Downloads Access SoftwareTroubleshoot Online Contact Us US and Canada Telephone Technical Support and Repair Country Telephone NumberLatin America Telephone Technical Support and Repair Numbers Index SFP ports 14 SFP transceiver Regulatory Notices