MRV Communications MR2228-S2C manual Appendix B Cables

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Power and Cooling Problems	27
Installation	28
In-Band Access	28
Stack Troubleshooting	28
Appendix B: Cables	29
Twisted-Pair Cable and Pin Assignments	29
10BASE-T/100BASE-TX Pin Assignments	29
Straight-Through Wiring	30
Crossover Wiring	30
1000BASE-T Pin Assignments	31
Fiber Standards	32

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Contents Stackable Fast Ethernet Switch Installation Guide Installation Guide Contents Appendix B Cables Introduction Switch ArchitectureOverview Description of Hardware Network Management Options10BASE-T/100BASE-TX Ports 1000BASE-T/SFP PortsStacking Ports Port and System Status LEDsPort Status LEDs Condition StatusPower Supply Receptacles System Status LEDsFeatures and Benefits ConnectivityExpandability PerformanceManagement Introduction to Switching Network PlanningApplication Examples Collapsed BackboneNetwork Aggregation Plan Collapsed BackboneRemote Connections with Fiber Cable Network Aggregation PlanMaking Vlan Connections Remote Connections with Fiber CableApplication Notes Making Vlan ConnectionsSelecting a Site Installing the SwitchEthernet Cabling Equipment Checklist Package ContentsMounting Optional Rack-Mounting EquipmentRack Mounting Attaching the BracketsDesktop or Shelf Mounting Attaching the Adhesive FeetInstalling an Optional SFP Transceiver Connecting Switches in a StackConnecting to a Power Source Connecting Switches in a Ring-topology StackConnecting to the Console Port Wiring Map for Serial CableDTE Port Connecting Network Devices Connecting to PCs, Servers, Hubs and SwitchesMaking Network Connections Twisted-Pair DevicesNetwork Wiring Connections Making Twisted-Pair ConnectionsNetwork Wiring Connections Fiber Optic SFP DevicesConnectivity Rules 1000BASE-T Cable RequirementsCable Labeling and Connection Records Mbps Gigabit Ethernet Collision DomainMbps Fast Ethernet Collision Domain Mbps Ethernet Collision DomainPage Appendix a Troubleshooting Diagnosing Switch IndicatorsPower and Cooling Problems Table A-1. Troubleshooting Chart Symptom ActionIn-Band Access InstallationStack Troubleshooting Twisted-Pair Cable and Pin Assignments Appendix B Cables10BASE-T/100BASE-TX Pin Assignments Straight-Through Wiring Crossover Wiring1000BASE-T Pin Assignments Adjusting Existing Category 5 Cabling to Run 1000BASE-T Cable Testing for Existing Category 5 CableFiber Standards Appendix C Specifications Forwarding Mode Management Features In-Band ManagementSafety Throughput1000BASE-T Auto-NegotiationBandwidth CollisionMedia Access Control MAC RJ-45 ConnectorSwitched Ports Ieee 802.3ab