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Cabletron Systems STHI manual Copyright May, 1995 by Cabletron Systems, Inc

Models: STHI

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

NOTICE

NOTICE

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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.

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Cabletron Systems STHI manual Copyright May, 1995 by Cabletron Systems, Inc

Contents

STHI INTELLIGENT TOKEN RING STACKABLE HUB USER’S GUIDE CABLETRON SYSTEMS, P. O. Box 5005 Rochester, NHCopyright May, 1995 by Cabletron Systems, Inc CABLETRON SYSTEMS, INC FCC NOTICEDOC NOTICE PROGRAM LICENSE AGREEMENTAND DISCLAIMER OF LIABILITY EXCLUSION OF WARRANTYCABLETRON SOFTWARE PROGRAM LICENSE UNITED STATES GOVERNMENT RESTRICTED RIGHTS2.1 General Networking Considerations 2.2 Operating Specifications CHAPTER 4 Troubleshooting CHAPTER 5 Local ManagementAppendix A TPIM Specifications Appendix B Media Specifications CHAPTER 1.1 Contents of This ManualIntroduction 1.2 STHI OverviewSTHI Overview 1.2.1 LANVIEW LEDsSTHI Overview Lobe Port and Multiple Ring Out Port ConfigurationsRing Speed Fault Protection 1.2.2 TCU PortsSTHI Overview Daughter Board Upgrade KitConnector Active Circuitry1.2.4 Hub-By-Hub Bypass Control 1.2.5 Automatic Beacon Recovery ProcessSTHI Overview 1.2.6 Support for Passive MAU Workgroups1.2.7 Flash Downloads STHI OverviewImproved Protection from Beaconing 1.2.8 IP Address DiscoveryAccess Units DAISY-CHAIN MAU CONFIGURATIONRING OUT TCU MAU CONFIGURATION Multi-StationRelated Manuals 1.3 Related Manuals1.4 Getting Help 1.2.9 Local ManagementPostal Service Login anonymousPassword your email address Getting HelpCHAPTER Requirements & Speciﬁcations2.1 General Networking Considerations Maximum Number of Stations on a RingGeneral Networking Considerations TemperatureInstallation Recommendations Crosstalk2.2.1 Hubstack Interconnect Cables 2.2 Operating SpecificationsOperating Specifications 2.2.2 TCU and COM PortsOperating Specifications Figure 2-2. RJ45 to DB25 Connector PinoutStandard MIBs Operating Specifications2.2.3 Supported MIB Groups Cabletron Enterprise MIBs2.2.5 Ring Sequence Operating Specifications2.2.6 Safety Hubs that are bypassed from the stack’s common ring must2.2.7 Computing Hardware Operating Specifications2.2.9 Physical Specifications 2.2.8 Environmental RequirementsCHAPTER Installation3.1 Installing the STHI The package includes a 3-1/2” floppy disk containing a3.1.3 Attaching the Strain Relief Bracket Installing the STHI3.1.2 Stacking the STHI 3.1.4 Rack-Mounting the STHIInstalling the STHI 3.1.5 Wall-Mounting the STHIin the wall Installing the STHIFigure 3-4. Installing the Wall-Mounting Brackets Installing the STHI 3.1.6 Free-Standing InstallationsTPIM Installation 3.2 TPIM Installation3.3 Finishing the Installation 3.1.7 Connecting the STHI to the Power SourceCHAPTER Troubleshooting4.1 LANVIEW LED Signals Loss Of Power 4.2 Trouble ResolutionTrouble Resolution Failure to Link on Enabled PortManagement services will be suspended during the reset process 4.3 The Reset ButtonThe Reset Button STHI-244.4 NVRAM Reset Switch NVRAM Reset SwitchCHAPTER 5.1 Accessing LMLocal Management Setting Accessing LM5.1.1 Dumb Terminal Configuration Menu5.1.3 Entering LM Accessing LM5.1.2 Console Cable Configuration Invoking Menu Options or Screen Commands 5.2 Using LM ScreensUsing LM Screens 5.2.1 Working with LM Screens1. Use the Tab key or arrow keys to highlight fields Using LM ScreensSetting or Modifying Fields Exiting the Local Management Interface Session5.2.3 Screen Introductions Using LM Screens5.2.2 Screen Hierarchy System LevelChassis Status View Using LM ScreensSNMP Traps Component StatusThe System Level Screen 5.3 The System Level ScreenOnly a user with Super-User access can change the device’s 5.3.1 System Date and System Time5.3.3 Subnet Mask 5.3.4 Enable IP Address DiscoveryThe System Level Screen Retry IntervalNumber of Retries 5.3.5 Enable Beacon RecoveryThe System Level Screen The SNMP Community Names Screen 5.4 The SNMP Community Names Screen5.3.7 Locally Administered Address Retry Interval5.4.1 Community Name 5.4.2 Access PolicyThe SNMP Community Names Screen Read-onlyFigure 5-6. SNMP Traps Screen 5.5 The SNMP Traps ScreenThe SNMP Traps Screen The Chassis Status View Screen 5.6 The Chassis Status View Screen5.6.1 The Screen Mode Screen Command Functions of the Chassis Status View Screen5.6.2 Multiplexer Configuration Fields The Chassis Status View ScreenThe Chassis Status View Screen 5.6.3 Port Configuration FieldsADMINISTRATIVE Mode Each port field whether TPIM or TCU may be set as follows ADMINISTRATIVEThe Chassis Status View Screen NEXTThe Chassis Status View Screen RING OUT ENABLE ModeFigure 5-9. Chassis Status View Screen in RING OUT ENABLE Mode Each Ring port TPIM port or Ring Out TCU may be listed as OPERATIONAL ModeThe Chassis Status View Screen Each station TCU port may be listed asThe Component Status Screen 5.7 The Component Status Screen5.6.5 ENABLE ALL PORTS 5.6.4 NEXT and PREVIOUS5.8 The Device Statistics Screen The Device Statistics ScreenTOTAL 5.8.1 Screen ModeThe Device Statistics Screen DELTAFrames Received Errors ReceivedThe Device Statistics Screen KBytes ReceivedRing Status Ports EnabledThe Device Statistics Screen Ring NumberAC Errors Line ErrorsBurst Errors Abort Transmit ErrorsFrame Copied Errors Internal ErrorsLost Frame Errors Rcvr Congestion ErrorsFrequency Errors 5.9 The SNMP Tool ScreenToken Errors The SNMP Tool Screen5.9.2 OID Prepend The SNMP Tool Screen5.9.1 Community Name 5.9.3 GET5.9.5 STEP The SNMP Tool Screen5.9.4 GETNEXT 5.9.7 CYCLES The SNMP Tool Screen5.9.6 WALK 5.9.8 RECALL-OID5.9.10 REPEAT ctDLForceOnBootThe SNMP Tool Screen 5.9.11 Firmware Image DownloadsctDLCommitRAMtoFlash ctDLInitiateColdBootThe SNMP Tool Screen ctDLTFTPRequestA.1 Overview TPIM SpeciﬁcationsAPPENDIX A A.2 Twisted Pair TPIM PinoutsA.3 Fiber Optic TPIM Specifications Fiber Optic TPIM SpecificationsFiber Optic TPIM Specifications A.3.1 TPIM-F2 for Multimode FiberTypical Fiber Optic TPIM SpecificationsParameter MinimumTypical Fiber Optic TPIM SpecificationsParameter MinimumB.1 Unshielded Twisted Pair UTP Media SpeciﬁcationsAPPENDIX B Unshielded Twisted Pair UTP OperatingB.2.1 STP Cable Categories B.2 Shielded Twisted Pair STPShielded Twisted Pair STP B.2.3 Mixed STP Cable Types Shielded Twisted Pair STPB.2.2 STP Lobe Lengths B.3 Single Mode and Multimode Fiber Optic Cabling Single Mode and Multimode Fiber Optic Cabling