Cabletron Systems STHI instruction

STHI

INTELLIGENT

TOKEN RING STACKABLE HUB

USER’S GUIDE

CABLETRON SYSTEMS, P. O. Box 5005 Rochester, NH 03866-5005

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Cabletron Systems STHI manual Sthi Intelligent Token Ring Stackable HUB USER’S Guide

Contents

Sthi Intelligent Token Ring Stackable HUB USER’S Guide Page FCC Notice Cabletron Software Program License United States Government Restricted Rights Installation Requirements & SpecificationsIntroduction Local Management Troubleshooting Appendix a Tpim Specifications Appendix B Media Specifications Sthi Overview Contents of This Manual Lanview LEDs Sthi Overview Ring Speed Fault Protection Lobe Port and Multiple Ring Out Port ConfigurationsTCU Ports Media Type Connector Daughter Board Upgrade KitActive Circuitry 3 RI & RO Ports Hub-By-Hub Bypass Control Automatic Beacon Recovery ProcessSupport for Passive MAU Workgroups Flash Downloads Improved Protection from BeaconingIP Address Discovery DAISY-CHAIN MAU Configuration Getting Help Related ManualsRelated Manuals Local Management Getting Help Maximum Number of Stations on a Ring General Networking Considerations Installation Recommendations TemperatureGeneral Networking Considerations Crosstalk Operating Specifications Operating SpecificationsHubstack Interconnect Cables TCU and COM Ports RJ45 to DB25 Connector Pinout Standard MIBs Supported MIB GroupsCabletron Enterprise MIBs Ring Speed Ring Sequence Safety Computing Hardware Physical SpecificationsEnvironmental Requirements Unpacking the Sthi Installing the Sthi Stacking the Sthi Installing the SthiAttaching the Strain Relief Bracket Rack-Mounting the Sthi Rack Mounting Brackets Wall-Mounting the Sthi Installing the Sthi Wall-mounting the Sthi Free-Standing Installations Finishing the Installation Tpim InstallationTpim Installation Connecting the Sthi to the Power Source Color Condition Lanview LED Signals Trouble Resolution Trouble ResolutionLoss Of Power Failure to Link on Enabled Port Reset Button Reset ButtonReset Button Management Failure Nvram Reset Switch Nvram Reset Switch Local Management Accessing LM Dumb Terminal Configuration Accessing LMMenu Parameter Setting Entering LM Console Cable Configuration Using LM Screens Using LM ScreensInvoking Menu Options or Screen Commands Working with LM Screens Exiting the Local Management Interface Session Setting or Modifying Fields Screen Hierarchy Password Screen Main Menu Device Setup StatusScreen Introductions System Level Chassis Status View Snmp TrapsComponent Status Device Statistics System Level Screen System Level ScreenSystem Date and System Time IP Address Subnet Mask Enable IP Address DiscoveryRetry Interval Number of Retries Enable Beacon Recovery Snmp Community Names Screen Locally Administered AddressSnmp Community Names Screen MAC Address Community Name Access PolicyRead-only Read-write Snmp Traps Screen Enable TrapsSnmp Traps Screen Trap Destination Chassis Status View Screen Screen Mode Screen CommandChassis Status View Screen Functions of the Chassis Status View Screen Multiplexer Configuration Fields Administrative Mode Port Configuration Fields Each 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 Mode Component Status Screen Component Status ScreenNext and Previous Device Statistics Screen Device Statistics Screen Accumulate Screen Mode Frames Received Errors ReceivedKBytes Received Beacon States Ring Status Ports EnabledRing Number Stations on a Ring Line Errors Isolating Errors Fields GroupBurst Errors AC Errors Non-Isolating Errors Group Internal ErrorsLost Frame Errors Frame Copied Errors Frequency Errors Token ErrorsSnmp Tool Screen Snmp Tool Screen 3 GET OID Prepend Step Getnext Cycles Walk9 SET Firmware Image Downloads Repeat CtDLCommitRAMtoFlash Twisted Pair Tpim Pinouts Overview Fiber Optic Tpim Specifications Fiber Optic Tpim Specifications Parameter Typical Worst Case TPIM-F2 for Multimode FiberBudget Parameter Typical Minimum Maximum TPIM-F3 for Single Mode Fiber A-5 UTP Cable Categories Unshielded Twisted Pair UTP Unshielded Twisted Pair UTP Operating Electrical SignalAttenuation Loss Cat Frequency Per 100m @ ≥100m Shielded Twisted Pair STP Shielded Twisted Pair STP@ 4 Mbps @ 16 Mbps Category Type Frequency 1000 m 1000 ft Operational Attenuation perSTP Lobe Lengths Mixed STP Cable Types Single Mode and Multimode Fiber Optic Cabling Single Mode and Multimode Fiber Optic CablingMax. Lobe Length Max. Drive Distance Type Mbps Total Maximum