3Com 16985ua.bk manual Glossary

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GLOSSARY

10BASE-TThe IEEE specification for 10Mbps Ethernet over Category 3, 4 or 5 twisted pair cable.

100BASE-FXThe IEEE specification for 100Mbps Fast Ethernet over fiber-optic cable.

100BASE-TXThe IEEE specification for 100Mbps Fast Ethernet over Category 5 twisted-pair cable.

1000BASE-SXThe IEEE specification for 1000Mbps Gigabit Ethernet over fiber-optic cable.

1000BASE-TThe IEEE specification for 1000Mbps Gigabit Ethernet over Category 5 twisted-pair cable.

auto-negotiationA feature on twisted pair ports that allows them to advertise their capabilities for speed, duplex and flow control. When connected to a port that also supports auto-negotiation, the link can automatically configure itself to the optimum setup.

backbone The part of a network used as a primary path for transporting traffic between network segments.

bandwidth The information capacity, measured in bits per second, that a channel can transmit. The bandwidth of Ethernet is 10Mbps, the bandwidth of Fast Ethernet is 100Mbps.

baud The signalling rate of a line, that is, the number of transitions (voltage or frequency changes) made per second. Also known as line speed.

bridge A device that interconnects two LANs of a different type to form a single logical network that comprises of two network segments.

Bridges learn which endstations are on which network segment by examining the source addresses of packets. They then use this

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Contents SuperStack 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents PIN -OUTS Page Page About this Guide Icon Description ConventionsConvention Description Documentation RelatedCompliance YearComments ProductIntroducing the Switch 3300 MM Summary of Features About SuperStack Switch 3300 MMSwitch 3300 MM front view Switch 3300 MM Front View DetailColor Indicates Port Status LEDs Power/Self Test LEDUnit LEDs Power Socket Switch 3300 MM Rear View DetailUnits on Switch 3300 MM as a ConfigurationNetwork ExamplesUsing the Switch as a collapsed backbone SwitchUsing the Switch in a desktop environment Fast Ethernet configuration rules Configuration Rules with Full Duplex Introducing the Switch 3300 MM Installing the Switch Rack-mounting Fitting a bracket for rack mounting Repeat steps 2 and 3 for the other side of the SwitchTreated as a single manageable unit with one IP address Stacking UnitsStacking Units Stack of three units Powered-up and ready for operation Power-upSwitch 3300 MM SequenceCorrect Cables ChoosingPort, you need a cross-over cable. Most of the 10BASE-T Color StateProblem Network. For information on managing the Switch using SwitchManaging GuideSafety Information Information Important SafetyPersonnel only Important Safety Information Sécurité Importante ’information dePersonnel qualifié Étroites’information de Sécurité Importante Wichtige Sicherheitsinformat ionen PC-AT Serial Cable Null Modem CablePin to RS-232 25-pin Pin to 9-pinPin Number Signal Function ConnectorsModem Cable RJ45 PinPin Number Signal Function Appendix B PIN-OUTS Safety Physical DimensionsPower Supply Environmental RequirementsVlan MIB RFC Online Technical ServicesUsername anonymous Country Telephone Number Asia, Pacific Rim Europe, South Africa, and Middle EastCountry Telephone Number Fax Number Glossary Collision BroadcastEndstation EthernetLine speed See baud Multicast LoopProtocol RepeaterStack ServerSuperStack TelnetGlossary Index Index 3Com Corporation Limited Warranty Page Disclaimer Regulatory Notices

16985ua.bk specifications

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