Black Box gigabit l3 managed switch with 10g uplinks, 24 port or 48 port Specifications, Ports

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SPECIFICATIONS

PHYSICAL CHARACTERISTICS

PORTS

LGB6026A: 20 10/100/1000BASE-T, with auto-negotiation

410/100/1000BASE-T shared with 4 SFP transceiver slots

210GBASE extender module slots for SFP+ transceivers Two slots for stacking transceivers

LGB6050A:44 10/100/1000BASE-T, with auto-negotiation

410/100/1000BASE-T shared with 4 SFP transceiver slots

210GBASE extender module slots for SFP+ transceivers Two slots for stacking transceivers

NETWORK INTERFACE

Ports 1-24/48: RJ-45 connector, auto MDI/MDI-X

10BASE-T: RJ-45 (100-ohm, UTP cable; Category 3 or better)

100BASE-TX: RJ-45 (100-ohm, UTP cable; Category 5 or better)

1000BASE-T: RJ-45 (100-ohm, UTP or STP cable; Category 5, 5e or 6) *Maximum Cable Length - 100 m (328 ft)

Ports 25-28: RJ-45/SFP shared ports

1000BASE-T: RJ-45 (100-ohm, UTP or STP cable; Category 5, 5e or 6) *Maximum Cable Length - 100 m (328 ft)

Gigabit fiber transmission: SFP transceiver slots

*The maximum length for fiber optic cable operating at Gigabit speed will depend on the fiber type as listed under “1000 Mbps Gigabit Ethernet Collision Domain” on page 64.

BUFFER ARCHITECTURE

LGB6026A: 2 Mbytes

LGB6050A: 2 Mbytes

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Contents Customer Support Information Blackbox.com Blackbox.com INS Tallation Guide FCC Class a Compliances and Safety StatementsIndustry Canada Class a Japan Vcci Class aCE Mark Declaration of Conformance for EMI and Safety EEC PSE a Larm Safety ComplianceFrance and Peru only Power Cord SafetyPower Cord Set France et Pérou uniquement Sein und die Aufschrift HAR oder Basec tragen Environmental Statements END of Product Life Span Compliances and Safety Statements Purpose About this GuideAudience ConventionsRevision History Contents Specifications TroubleshootingMaking Network Connections CablesTables Tables Figures Figures Overview IntroductionLGB6050A Switch ArchitectureSFP Transceiver Slots Description of HardwareNetwork Management Options Port and System Status Leds Gigabit Ethernet Module SlotsStacking Ports System LEDs Chapter Optional Redundant Power SupplyPower Supply Socket 10GBASE SFP+ Module Connectivity Features and BenefitsExpandability PerformanceManagement Introduction Network Planning Introduction to SwitchingCollapsed Backbone Application ExamplesNetwork Aggregation Plan Network Aggregation PlanRemote Connections with Fiber Cable Remote Connections with Fiber CableMaking Vlan Connections Making Vlan ConnectionsIP Routing for Unicast Traffi Using Layer 3 RoutingApplication Notes Network Planning Selecting a Site Installing the SwitchRJ-45 Connections Ethernet CablingOptional RACK-MOUNTING Equipment Equipment ChecklistPackage Contents Rack Mounting MountingAttaching the Brackets Attaching the Adhesive Feet Desktop or Shelf MountingInstalling an Optional Module Installing AN Optional Module Into the SwitchInserting an SFP Transceiver into a Slot Installing AN Optional SFP TransceiverConnecting Switches in a Stack Making Stacking Connections Stacking TopologiesPower Socket Connecting to a Power SourceWiring MAP for Serial Cable Connecting to the Console PortInstalling the Switch Installing the Switch Connecting to the Console Port Making Network Connections Connecting Network DevicesTWISTED-PAIR Devices Cabling GuidelinesMaking Twisted-Pair Connections Connecting to PCS, SERVERS, Hubs and SwitchesNetwork Wiring Connections Fiber Optic SFP Devices Network Wiring ConnectionsMaking Fiber Port Connections Making Network Connections Gbps Fiber Optic Connections Connecting to an SFP+ Transceiver Gbps Ethernet Collision Domain Connectivity Rules1000BASE-T Cable Requirements Micron single 40 km 24.85 miles Mode fiber Mbps Ethernet Collision Domain Cable Labeling and Connection RecordsMaking Network Connections Diagnosing Switch Indicators TroubleshootingRPU LED Diagnosing Power Problems with the LedsIN-BAND Access Power and Cooling ProblemsInstallation Stack Troubleshooting TWISTED-PAIR Cable and PIN Assignments Cables10BASE-T/100BASE-TX PIN Assignments STRAIGHT-THROUGH WiringStraight-through Wiring Crossover Wiring1000BASE-T PIN Assignments Cable Testing for Existing Category 5 CableFiber Standards Adjusting Existing Category 5 Cabling to RUN 1000BASE-TNon-Zero Dispersion-Shifted Physical Characteristics SpecificationsPorts Network InterfaceAC Input LedsSwitch Features Standards Management FeaturesIN-BAND Management OUT-OF-BAND ManagementCE Mark 10GBASE Extender Module SFP+Compliances Standards Glossary CSMA/CD 10GBASE-LR10GBASE-SR Ethernet IeeeFast Ethernet FULL-DUPLEXMIB LEDVirtual LAN Vlan TIAUTP Glossary Numerics IndexDiag Black Box Tech Support FREE! Live /7