Cabletron Systems STHI manual

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NOTICE

NOTICE

1

Cabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior notice. The reader should in all cases consult Cabletron Systems to determine whether any such changes have been made.

The hardware, firmware, or software described in this manual is subject to change without notice.

IN NO EVENT SHALL CABLETRON SYSTEMS BE LIABLE FOR ANY INCIDENTAL, INDIRECT, SPECIAL, OR CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING BUT NOT LIMITED TO LOST PROFITS) ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT, EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF, KNOWN, OR SHOULD HAVE KNOWN, THE POSSIBILITY OF SUCH DAMAGES.

© Copyright May, 1995 by: Cabletron Systems, Inc.

P.O. Box 5005, Rochester, NH 038666-5005

All Rights Reserved

Printed in the United States of America

Order Number: 9031390 May, 1995

SPECTRUM, LANVIEW, Remote LANVIEW, and HubSTACK, STH, STHI, are trademarks of Cabletron Systems, Inc.

i960 is a registered trademark of Intel Corporation.

DEC and VT100 are trademarks of Digital Equipment Corporation.

CompuServe is a registered trademark of CompuServe, Inc.

Windows is a registered trademark of Microsoft Corporation.

Printed On

Recycled Paper

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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 Introduction Requirements & SpecificationsInstallation Troubleshooting Local ManagementAppendix a Tpim Specifications Appendix B Media Specifications Contents of This Manual Sthi OverviewSthi Overview Lanview LEDsTCU Ports Lobe Port and Multiple Ring Out Port ConfigurationsRing Speed Fault Protection Active Circuitry Daughter Board Upgrade KitMedia Type Connector 3 RI & RO PortsSupport for Passive MAU Workgroups Automatic Beacon Recovery ProcessHub-By-Hub Bypass Control IP Address Discovery Improved Protection from BeaconingFlash Downloads DAISY-CHAIN MAU Configuration Related Manuals Related ManualsGetting Help Local ManagementGetting Help General Networking Considerations Maximum Number of Stations on a RingGeneral Networking Considerations TemperatureInstallation Recommendations CrosstalkHubstack Interconnect Cables Operating SpecificationsOperating Specifications TCU and COM PortsRJ45 to DB25 Connector Pinout Cabletron Enterprise MIBs Supported MIB GroupsStandard MIBs Ring SpeedSafety Ring SequenceEnvironmental Requirements Physical SpecificationsComputing Hardware Installing the Sthi Unpacking the SthiAttaching the Strain Relief Bracket Installing the SthiStacking the Sthi Rack-Mounting the SthiWall-Mounting the Sthi Rack Mounting BracketsInstalling the Sthi Free-Standing Installations Wall-mounting the SthiTpim Installation Tpim InstallationFinishing the Installation Connecting the Sthi to the Power SourceLanview LED Signals Color ConditionLoss Of Power Trouble ResolutionTrouble Resolution Failure to Link on Enabled PortReset Button Reset ButtonReset Button Management FailureNvram Reset Switch Nvram Reset SwitchAccessing LM Local ManagementMenu Parameter Setting Accessing LMDumb Terminal Configuration Console Cable Configuration Entering LMInvoking Menu Options or Screen Commands Using LM ScreensUsing LM Screens Working with LM ScreensSetting or Modifying Fields Exiting the Local Management Interface SessionScreen Introductions Password Screen Main Menu Device Setup StatusScreen Hierarchy System LevelComponent Status Snmp TrapsChassis Status View Device StatisticsSystem Date and System Time System Level ScreenSystem Level Screen IP AddressRetry Interval Enable IP Address DiscoverySubnet Mask Enable Beacon Recovery Number of RetriesSnmp Community Names Screen Locally Administered AddressSnmp Community Names Screen MAC AddressRead-only Access PolicyCommunity Name 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 Port Configuration Fields Administrative ModeEach port field whether Tpim or TCU may be set as follows Ring OUT Enable Mode Operational Mode Each Ring port Tpim port or Ring Out TCU may be listed asNext and Previous Component Status ScreenComponent Status Screen Device Statistics Screen Device Statistics ScreenScreen Mode AccumulateKBytes Received Errors ReceivedFrames Received Beacon StatesRing Number Ports EnabledRing Status Stations on a RingBurst Errors Isolating Errors Fields GroupLine Errors AC ErrorsLost Frame Errors Internal ErrorsNon-Isolating Errors Group Frame Copied ErrorsSnmp Tool Screen Token ErrorsFrequency Errors Snmp Tool ScreenOID Prepend 3 GETGetnext Step9 SET WalkCycles Repeat Firmware Image DownloadsCtDLCommitRAMtoFlash Overview Twisted Pair Tpim PinoutsFiber Optic Tpim Specifications Fiber Optic Tpim SpecificationsBudget TPIM-F2 for Multimode FiberParameter Typical Worst Case TPIM-F3 for Single Mode Fiber Parameter Typical Minimum MaximumA-5 Unshielded Twisted Pair UTP UTP Cable CategoriesAttenuation Loss Cat Frequency Operating Electrical SignalUnshielded Twisted Pair UTP Per 100m @ ≥100m@ 4 Mbps @ 16 Mbps Shielded Twisted Pair STPShielded Twisted Pair STP CategorySTP Lobe Lengths Operational Attenuation perType Frequency 1000 m 1000 ft Mixed STP Cable TypesMax. Lobe Length Max. Drive Distance Type Mbps Single Mode and Multimode Fiber Optic CablingSingle Mode and Multimode Fiber Optic Cabling Total Maximum