User ManualTable of ContentsTitle Page1Notice2Contents6Introduction101.1 Contents of This Manual101.2 STHI Overview101.2.1 LANVIEW LEDs111.2.2 TCU Ports12Lobe Port and Multiple Ring Out Port Configuration...12Ring Speed Fault Protection12Active Circuitry13Daughter Board Upgrade Kit131.2.3 RI & RO Ports131.2.4 Hub-By-Hub Bypass Control141.2.5 Automatic Beacon Recovery Process141.2.6 Support for Passive MAU Workgroups14Improved Protection from Beaconing151.2.7 Flash Downloads151.2.8 IP Address Discovery151.2.9 Local Management171.2.10 Remote Network Management Capabilities171.3 Related Manuals171.4 Getting Help17Requirements & Specifications192.1 General Networking Considerations19Maximum Number of Stations on a Ring19Crosstalk20Noise20Temperature20Installation Recommendations202.2 Operating Specifications212.2.1 Hubstack Interconnect Cables212.2.2 TCU and COM Ports212.2.3 Supported MIB Groups23Standard MIBs23Cabletron Enterprise MIBs232.2.4 Ring Speed232.2.5 Ring Sequence242.2.6 Safety242.2.7 Computing Hardware252.2.8 Environmental Requirements252.2.9 Physical Specifications25Installation263.1 Installing the STHI263.1.1 Unpacking the STHI263.1.2 Stacking the STHI273.1.3 Attaching the Strain Relief Bracket273.1.4 Rack-Mounting the STHI273.1.5 Wall-Mounting the STHI283.1.6 Free-Standing Installations303.1.7 Connecting the STHI to the Power Source313.2 TPIM Installation313.3 Finishing the Installation31Troubleshooting324.1 LANVIEW LED Signals324.2 Trouble Resolution33Loss Of Power33Failure to Link on Enabled Port33Ring Speed Fault33Management Failure344.3 The Reset Button344.4 NVRAM Reset Switch35B.1 Unshielded Twisted Pair (UTP)73B.1.1 UTP Cable Categories73B.1.2 UTP Lobe Lengths74B.2 Shielded Twisted Pair (STP)75B.2.1 STP Cable Categories75B.2.2 STP Lobe Lengths76B.2.3 Mixed STP Cable Types76B.3 Single Mode and Multimode Fiber Optic Cabling77Local Management365.1 Accessing LM365.1.1 Dumb Terminal Configuration375.1.2 Console Cable Configuration385.1.3 Entering LM385.2 Using LM Screens395.2.1 Working with LM Screens39Invoking Menu Options or Screen Commands39Setting or Modifying Fields40Exiting the Local Management Interface Session405.2.2 Screen Hierarchy415.2.3 Screen Introductions41System Level41SNMP Community Names41SNMP Traps42Chassis Status View42Component Status42Device Statistics42SNMP Tool425.3 The System Level Screen435.3.1 System Date and System Time435.3.2 IP Address435.3.3 Subnet Mask445.3.4 Enable IP Address Discovery44Retry Interval445.3.5 Enable Beacon Recovery45Number of Retries45Retry Interval465.3.6 MAC Address465.3.7 Locally Administered Address465.4 The SNMP Community Names Screen465.4.1 Community Name475.4.2 Access Policy47Read-only47Read-write47Super-user475.5 The SNMP Traps Screen485.5.1 Trap Destination485.5.2 Trap Community Name485.5.3 Enable Traps485.6 The Chassis Status View Screen49Functions of the Chassis Status View Screen495.6.1 The Screen Mode Screen Command495.6.2 Multiplexer Configuration Fields505.6.3 Port Configuration Fields51ADMINISTRATIVE Mode51RINGOUT ENABLE Mode53OPERATIONAL Mode545.6.4 NEXT and PREVIOUS555.6.5 ENABLE ALL PORTS555.6.6 REFRESH555.7 The Component Status Screen555.8 The Device Statistics Screen565.8.1 Screen Mode57TOTAL57DELTA57ACCUMULATE575.8.2 REFRESH 3SEC575.8.3 General Counter Fields (Group 1)58Frames Received58KBytes Received58Errors Received58Beacon States58Ring Purges58Active Monitor Changes585.8.4 Ring Information Fields (Group 2)58Active Monitor Addr58Ring Status59Ring Number59Stations on a Ring59Ports Enabled59Ring Speed595.8.5 Isolating Errors Fields (Group 3)60Line Errors60Burst Errors60AC Errors60Abort Transmit Errors60Internal Errors615.8.6 Non-Isolating Errors (Group 4)61Lost Frame Errors61Frame Copied Errors61Rcvr Congestion Errors61Token Errors62Frequency Errors625.9 The SNMP Tool Screen625.9.1 Community Name635.9.2 OID Prepend635.9.3 GET635.9.4 GETNEXT645.9.5 STEP645.9.6 WALK655.9.7 CYCLES655.9.8 RECALL-OID655.9.9 SET655.9.10 REPEAT665.9.11 Firmware Image Downloads66TPIM Specifications68A.1 Overview68A.2 Twisted Pair TPIM Pinouts68A.3 Fiber Optic TPIM Specifications69A.3.1 TPIM-F2 for Multimode Fiber70A.3.2 TPIM-F3 for Single Mode Fiber71Media Specifications73Size: 532 KBPages: 77Language: EnglishOpen manual