Glossary-4 | SMC Networks SMC8024L2 specification

GLOSSARY

Layer 2

Data Link layer in the ISO 7-Layer Data Communications Protocol. This is related directly to the hardware interface for network devices and passes on traffic based on MAC addresses.

LED

Light emitting diode used for monitoring a device or network condition.

Link Segment

Length of twisted-pair or fiber cable joining a pair of repeaters or a repeater and a PC.

Local Area Network (LAN)

A group of interconnected computers and support devices.

Management Information Base (MIB)

An acronym for Management Information Base. It is a set of database objects that contains information about the device.

Media Access Control (MAC)

A portion of the networking protocol that governs access to the transmission medium, facilitating the exchange of data between network nodes.

Modal Bandwidth

Bandwidth for multimode fiber is referred to as modal bandwidth because it varies with the modal field (or core diameter) of the fiber. Modal bandwidth is specified in units of MHz per km, which indicates the amount of bandwidth supported by the fiber for a one km distance.

Network Diameter

Wire distance between two end stations in the same collision domain.

Glossary-4

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SMC Networks SMC8024L2 manual Glossary-4

Contents

TigerSwitch 10/100/1000 Page TigerSwitch 10/100/1000 Installation Guide Trademarks Limited Warranty SMC Networks, Inc Tesla Irvine, CA Compliances FCC Class aIndustry Canada Class a Japan Vcci Class a CE Mark Declaration of Conformance for EMI and Safety EEC Safety Compliance Power Cord SafetyWarnhinweis Faseroptikanschlüsse Optische Sicherheit Power Cord Set Vii France et Pérou uniquement Viii Schuko Environmental Statement Purpose AudienceRelated Publications Table of Contents Making Network Connections Xii Appendices Xiii Xiv Tables Figures Xvi Chapter About Overview Switch Architecture Network Management Options Port and Power Status LEDs Description of Hardware10/100/1000BASE-T Ports SFP Slots 1000 Features and Benefits Connectivity Expandability PerformanceManagement Introduction to Switching Chapter Network Planning Application Examples Collapsed Backbone Central Wiring Closet Central Wiring Closet Remote Connections with Fiber Cable Remote Connections with Fiber Cable Making Vlan Connections Making Vlan Connections Application Notes Installing the Switch Selecting a Site Ethernet Cabling RJ-45 Connections Equipment Checklist Package ContentsOptional Rack-Mounting Equipment Mounting Rack Mounting Attaching the Brackets Desktop or Shelf Mounting Attaching the Adhesive Feet Installing an Optional SFP Transceiver into the Switch Optional Transcievers Connecting to a Power Source Power Socket Connecting to the Console Port Wiring Map for Serial CableSerial Cable Wiring Installing the Switch Connecting Network Devices Chapter Making Network ConnectionsTwisted-Pair Devices Cabling Guidelines Connecting to PCs, Servers, Hubs and Switches Making Twisted-Pair Connections Network Wiring Connections Wiring Closet Connections Fiber Optic SFP Devices Making Connections to SFP Transceivers Connectivity Rules 1000BASE-T Cable RequirementsMbps Gigabit Ethernet Collision Domain Maximum 1000BASE-T Gigabit Ethernet Cable Length Mbps Fast Ethernet Collision Domain Mbps Ethernet Collision Domain Cable Labeling and Connection Records Appendix a Troubleshooting Diagnosing Switch IndicatorsTable A-1 Troubleshooting Chart Power and Cooling Problems InstallationIn-Band Access Appendix B Cables Twisted-Pair Cable and Pin Assignments 10BASE-T/100BASE-TX Pin Assignments Table B-1 10/100BASE-TX MDI and MDI-X Port Pinouts Straight-Through Wiring Figure B-2 Straight-through Wiring Crossover Wiring Figure B-3 Crossover Wiring Cable Testing for Existing Category 5 Cable 1000BASE-T Pin AssignmentsTable B-2 1000BASE-T MDI and MDI-X Port Pinouts Adjusting Existing Category 5 Cabling to Run 1000BASE-T Fiber Standards Appendix C Specifications Physical Characteristics Switch Features Management Features Warranty StandardsCompliances Specifications Appendix D German Instructions Eine Site Auswählen Selecting a Site German Montage Rack Mounting Instructions German Rack-Montage German Instructions Montage Rack Mounting Instructions German Table E-1 TigerSwitch 10/100/1000 Products and Accessories Appendix E Ordering Information Ordering Information Glossary Glossary-11000BASE-T Auto-Negotiation Glossary-2 Glossary-3 Glossary-4 Glossary-5 Glossary-6 Index Index-1 Index-2 Index-3 Index-4 Page For Technical SUPPORT, Call