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3Com Hub 1000 SX Restoring the Factory Default Settings, A-14 APPENDIX A USING THE CONSOLE PORT

Models: Hub 1000 SX

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A-14APPENDIX A: USING THE CONSOLE PORT

A-14APPENDIX A: USING THE CONSOLE PORT

Restoring the

Factory Default

Settings

To restore port settings to factory defaults:

1At the Conﬁguration menu prompt, enter:

1

2Enter the numbers of the ports to be restored to factory defaults.

3At the Port Conﬁguration menu prompt, enter:

6

4Apply the changes.

For example:

***************************************************

**Hub 1000 Configuration Menu **

***************************************************

[1]Configure port settings

[2]Display hub status

[3]Update firmware image

[4]Change password

[5]Logout

Enter choice -> 1

Enter port number(s), from 1 to 9: 1-9

****

Port Configuration Menu

****

(1)Enable port

(2)Disable port

(3)Enable Auto-Negotiation

(4)Disable Auto-Negotiation (Force link)

(5)Show port settings

(6)Use factory default settings

(7)Save new port settings

(8)Exit without change to settings

(9)Apply changes and exit

Selected ports: 1, 2, 3, 4, 5, 6, 7, 8, 9

Enter choice -> 6

Ports set to factory defaults

Image 48

3Com Hub 1000 SX manual Restoring the Factory Default Settings, A-14 APPENDIX A USING THE CONSOLE PORT

Contents

SuperStack II Hub 1000 SX User GuideA member of the 3Com SuperStack II System 3Com Corporation 5400 Bayfront Plaza Santa Clara, California UNITED STATES GOVERNMENT LEGENDSCONTENTS 2 INSTALLING THE HUBABOUT THIS GUIDE 1 INTRODUCTION A USING THE CONSOLE PORT 3 MAKING CONNECTIONSPOST Messages SPECIFICATIONS GLOSSARY INDEX 3COM CORPORATION LIMITED WARRANTYTECHNICAL SUPPORT FCC CLASS A VERIFICATION STATEMENTPage FIGURES Page TABLES Port Conﬁguration MenuPage ABOUT THIS GUIDE IconNotice Type DescriptionCommands SETDEFAULT !0 -IP NETaddr =Menu commands and buttonsINTRODUCTION Hub 1000 SXGeneral Description Downlinks and UplinkFull-Duplex OperationFlow Control Features and FunctionsINSTALLING THE HUB SuperStack II Hub 1000 SX User GuideHub Description The hub’s front and rear panels are shown in Figure Installing and Connecting the Hub4 Repeat steps 2 and 3 for the other side of the hub Connector Table 2-1 Downlink ConnectionsMaximum Cable TypeTable 2-2 Hub 1000 SX Indicators IndicatorColor StatusConnecting a GBIC ModuleInstalling and The gigabit interface connector GBIC port on the rear panel of theUsing Optional Power SystemsPower Modules Cabling OptionsA hub connects to a UPS unit through the hub’s AC power cord Table 2-4 Advanced RPS Conﬁguration OptionsYou can connect a UPS unit to an Advanced RPS unit as long as you do not exceed the maximum wattage 325 watts for the UPS unit. To verify that the UPS unit’s maximum wattage is not exceeded, calculate the total power consumption of all units connected to the Advanced RPS. If the result is less than 325 watts, your conﬁguration is safe if the result is greater than 325 watts, then there are too many units connected to the Advanced RPS Page MAKING CONNECTIONS Table 3-1 Gigabit Ethernet Maximum Cable LengthsPower Workgroup AggregatingServers Connecting aSwitches The Hub 1000 SX does not support bandwidth aggregation trunkingAggregating You can use the Hub 1000 SX downlinks to aggregate 10/100 MbpsFigure 3-3 Aggregated Switches Connection 3-4 CHAPTER 3 MAKING CONNECTIONSConnecting Figure 3-4 Mixed ConnectionThe best use of the hub uplink is as a backbone connection to a 3Com Figure 3-6 Uplink Connection to a 10/100 Mbps Switch Table 3-2 Troubleshooting TipsSymptom SolutionUSING THE CONSOLE PORT Connecting the With PowerRequirements Console Portfrom power With PowerTo connect the console port when the hub is disconnected Connecting the Console Port A-3Logging On message, return the hub to the supplierAfter 4 minutes of inactivity, the CLI logs off automatically Password Port SettingsChanging the ConﬁguringTo display the Port Conﬁguration menu Configuring Port Settings Table A-2 Port Conﬁguration MenuA-8 APPENDIX A USING THE CONSOLE PORT Configuring Port Settings and be conﬁgured to receive pause frames Configuring Port Settings A-11 Displaying Hub Statusmatrix, Y indicates yes and n indicates no. See Table A-3 Table A-3 Hub Status InformationDisplaying Hub Status A-13 Restoring the Factory Default Settings A-14 APPENDIX A USING THE CONSOLE PORTUpdating the Firmware Imageentering option Checking theXmodem-CRC To transfer the ﬁrmware image ﬁle during a ﬁrmware update, the CLI displays the following message Logging Offlog in again. To restart the ﬁle transfer, repeat steps 6 and Table A-4 File Transfer Error Messages Table A-5 Fatal Error MessagesWhile saving port settings or SPECIFICATIONS Physical DimensionsEnvironmental Operating Ranges Page Services Board ServiceTECHNICAL SUPPORT Online TechnicalAccess by Analog Modem Access by Digital Modem1 408 654 C-2 APPENDIX C TECHNICAL SUPPORTLocal access numbers are available within the following countries Santa Clara, California Czech Republic/SlovakCentral European HQ 305 261 3266 Miami, FloridaTo obtain an RMA number, call or fax Page GLOSSARY Carrier Sense Multiple Access/Collision Detection. Channel access delay their retransmissions for a random length of timecable is based on CSMA/CD Carrier Sense Multiple Access/Collision access methodIEEE incomingﬂow control Mbpscontrol. See also asymmetric ﬂow control, ﬂow control, pause frame Symbols INDEXNumbers Page Switch 9300 3-2, 3-3 Page 3Com Corporation LIMITED WARRANTY STANDARD WARRANTY SERVICEHARDWARE SOFTWAREFCC CLASS A VERIFICATION STATEMENT LIMITATION OF LIABILITYGOVERNING LAW