Cabletron Systems STHI manual Appendix B Media Specifications

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CONTENTS

A.3.1 TPIM-F2 for Multimode Fiber . . . . . . . . . . . . . . . A-3A.3.2 TPIM-F3 for Single Mode Fiber. . . . . . . . . . . . . . A-4

Appendix B Media Specifications

B.1 Unshielded Twisted Pair (UTP) . . . . . . . . . . . . . . . . . . . . .B-1

B.1.1 UTP Cable Categories. . . . . . . . . . . . . . . . . . . . . . .B-1

B.1.2 UTP Lobe Lengths . . . . . . . . . . . . . . . . . . . . . . . . .B-2

B.2 Shielded Twisted Pair (STP). . . . . . . . . . . . . . . . . . . . . . . .B-3

B.2.1 STP Cable Categories . . . . . . . . . . . . . . . . . . . . . . .B-3

B.2.2 STP Lobe Lengths. . . . . . . . . . . . . . . . . . . . . . . . . .B-4

B.2.3 Mixed STP Cable Types . . . . . . . . . . . . . . . . . . . . .B-4

B.3 Single Mode and Multimode Fiber Optic Cabling . . . . . . .B-5

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Contents Sthi Intelligent Token Ring Stackable HUB USER’S Guide Page FCC Notice Cabletron Software Program License United States Government Restricted Rights Requirements & Specifications InstallationIntroduction Local Management TroubleshootingAppendix a Tpim Specifications Appendix B Media Specifications Sthi Overview Contents of This ManualLanview LEDs Sthi OverviewLobe Port and Multiple Ring Out Port Configurations Ring Speed Fault ProtectionTCU Ports Media Type Connector Daughter Board Upgrade KitActive Circuitry 3 RI & RO PortsAutomatic Beacon Recovery Process Hub-By-Hub Bypass ControlSupport for Passive MAU Workgroups Improved Protection from Beaconing Flash DownloadsIP Address Discovery DAISY-CHAIN MAU Configuration Getting Help Related ManualsRelated Manuals Local ManagementGetting Help Maximum Number of Stations on a Ring General Networking ConsiderationsInstallation Recommendations TemperatureGeneral Networking Considerations CrosstalkOperating Specifications Operating SpecificationsHubstack Interconnect Cables TCU and COM PortsRJ45 to DB25 Connector Pinout Standard MIBs Supported MIB GroupsCabletron Enterprise MIBs Ring SpeedRing Sequence SafetyPhysical Specifications Computing HardwareEnvironmental Requirements Unpacking the Sthi Installing the SthiStacking the Sthi Installing the SthiAttaching the Strain Relief Bracket Rack-Mounting the SthiRack Mounting Brackets Wall-Mounting the SthiInstalling the Sthi Wall-mounting the Sthi Free-Standing InstallationsFinishing the Installation Tpim InstallationTpim Installation Connecting the Sthi to the Power SourceColor Condition Lanview LED SignalsTrouble Resolution Trouble ResolutionLoss Of Power Failure to Link on Enabled PortReset Button Reset ButtonReset Button Management FailureNvram Reset Switch Nvram Reset SwitchLocal Management Accessing LMAccessing LM Dumb Terminal ConfigurationMenu Parameter Setting Entering LM Console Cable ConfigurationUsing LM Screens Using LM ScreensInvoking Menu Options or Screen Commands Working with LM ScreensExiting the Local Management Interface Session Setting or Modifying FieldsScreen Hierarchy Password Screen Main Menu Device Setup StatusScreen Introductions System LevelChassis Status View Snmp TrapsComponent Status Device StatisticsSystem Level Screen System Level ScreenSystem Date and System Time IP AddressEnable IP Address Discovery Subnet MaskRetry Interval Number of Retries Enable Beacon RecoverySnmp Community Names Screen Locally Administered AddressSnmp Community Names Screen MAC AddressCommunity Name Access PolicyRead-only Read-writeSnmp Traps Screen Enable TrapsSnmp Traps Screen Trap DestinationChassis Status View Screen Screen Mode Screen CommandChassis Status View Screen Functions of the Chassis Status View ScreenMultiplexer Configuration Fields Administrative Mode Port Configuration FieldsEach port field whether Tpim or TCU may be set as follows Ring OUT Enable Mode Each Ring port Tpim port or Ring Out TCU may be listed as Operational ModeComponent Status Screen Component Status ScreenNext and Previous Device Statistics Screen Device Statistics ScreenAccumulate Screen ModeFrames Received Errors ReceivedKBytes Received Beacon StatesRing Status Ports EnabledRing Number Stations on a RingLine Errors Isolating Errors Fields GroupBurst Errors AC ErrorsNon-Isolating Errors Group Internal ErrorsLost Frame Errors Frame Copied ErrorsFrequency Errors Token ErrorsSnmp Tool Screen Snmp Tool Screen3 GET OID PrependStep GetnextWalk Cycles9 SET Firmware Image Downloads RepeatCtDLCommitRAMtoFlash Twisted Pair Tpim Pinouts OverviewFiber Optic Tpim Specifications Fiber Optic Tpim SpecificationsTPIM-F2 for Multimode Fiber Parameter Typical Worst CaseBudget Parameter Typical Minimum Maximum TPIM-F3 for Single Mode FiberA-5 UTP Cable Categories Unshielded Twisted Pair UTPUnshielded Twisted Pair UTP Operating Electrical SignalAttenuation Loss Cat Frequency Per 100m @ ≥100mShielded Twisted Pair STP Shielded Twisted Pair STP@ 4 Mbps @ 16 Mbps CategoryType Frequency 1000 m 1000 ft Operational Attenuation perSTP Lobe Lengths Mixed STP Cable TypesSingle Mode and Multimode Fiber Optic Cabling Single Mode and Multimode Fiber Optic CablingMax. Lobe Length Max. Drive Distance Type Mbps Total Maximum