Cabletron Systems STHI manual Port Configuration Fields, Administrative Mode

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The Chassis Status View Screen

<–B–>Attached left/right & Bypassed - This STH is bypassed from the stack’s common ring. The ring connection is continued by neighbor hubs in both directions.

–––>Attached right - This STH is connected to the stack’s common ring. The ring connection is continued by a neighbor hub to the right.

–B–>Attached right & Bypassed - This STH is bypassed from the stack’s common ring. The ring connection is continued by a neighbor hub to the right.

<–––Attached left - The STHI is connected to the stack’s common ring. The ring connection is continued by an STH to the left and possibly extended through TPIM Ring In / Ring Out ports as well.

<–B–Attached left & Bypassed - The STHI is bypassed from the stack’s common ring, but the common ring connection is continued by an STH to the left and possibly extended through TPIM Ring In / Ring Out ports as well.

–––Detached - The STHI is connected to the stack’s common ring. There are no neighbor hubs, but the common ring may be extended through TPIM Ring In / Ring Out ports.

–B–Detached & Bypassed - The STHI is bypassed from the stack’s common ring. There are no neighbor hubs, but the common ring may be extended through TPIM Ring In / Ring Out ports.

5.6.3Port Configuration Fields

The Chassis Status View screen lists all the ports from all the hubs in the stack. TCU ports are shown in numbered ranges of 12 at a time, and TPIM ports are listed last.

The function of each port field is determined by the screen mode currently in effect.

ADMINISTRATIVE Mode

1

With the Chassis Status View screen in ADMINISTRATIVE mode (Figure 5-8), all Port Status fields become toggle fields which allow the user to change the current administrative state of each port.

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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 3 RI & RO Ports Daughter Board Upgrade KitMedia Type Connector Active CircuitryAutomatic Beacon Recovery Process Hub-By-Hub Bypass ControlSupport for Passive MAU Workgroups Improved Protection from Beaconing Flash DownloadsIP Address Discovery DAISY-CHAIN MAU Configuration Local Management Related ManualsGetting Help Related ManualsGetting Help Maximum Number of Stations on a Ring General Networking ConsiderationsCrosstalk TemperatureInstallation Recommendations General Networking ConsiderationsTCU and COM Ports Operating SpecificationsOperating Specifications Hubstack Interconnect CablesRJ45 to DB25 Connector Pinout Ring Speed Supported MIB GroupsStandard MIBs Cabletron Enterprise MIBsRing Sequence SafetyPhysical Specifications Computing HardwareEnvironmental Requirements Unpacking the Sthi Installing the SthiRack-Mounting the Sthi Installing the SthiStacking the Sthi Attaching the Strain Relief BracketRack Mounting Brackets Wall-Mounting the SthiInstalling the Sthi Wall-mounting the Sthi Free-Standing InstallationsConnecting the Sthi to the Power Source Tpim InstallationFinishing the Installation Tpim InstallationColor Condition Lanview LED SignalsFailure to Link on Enabled Port Trouble ResolutionTrouble Resolution Loss Of PowerManagement Failure Reset ButtonReset Button Reset ButtonNvram Reset Switch Nvram Reset SwitchLocal Management Accessing LMAccessing LM Dumb Terminal ConfigurationMenu Parameter Setting Entering LM Console Cable ConfigurationWorking with LM Screens Using LM ScreensUsing LM Screens Invoking Menu Options or Screen CommandsExiting the Local Management Interface Session Setting or Modifying FieldsSystem Level Password Screen Main Menu Device Setup StatusScreen Hierarchy Screen IntroductionsDevice Statistics Snmp TrapsChassis Status View Component StatusIP Address System Level ScreenSystem Level Screen System Date and System TimeEnable IP Address Discovery Subnet MaskRetry Interval Number of Retries Enable Beacon RecoveryMAC Address Locally Administered AddressSnmp Community Names Screen Snmp Community Names ScreenRead-write Access PolicyCommunity Name Read-onlyTrap Destination Enable TrapsSnmp Traps Screen Snmp Traps ScreenFunctions of the Chassis Status View Screen Screen Mode Screen CommandChassis Status View Screen 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 ModeBeacon States Errors ReceivedFrames Received KBytes ReceivedStations on a Ring Ports EnabledRing Status Ring NumberAC Errors Isolating Errors Fields GroupLine Errors Burst ErrorsFrame Copied Errors Internal ErrorsNon-Isolating Errors Group Lost Frame ErrorsSnmp Tool Screen Token ErrorsFrequency Errors 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 UTPPer 100m @ ≥100m Operating Electrical SignalUnshielded Twisted Pair UTP Attenuation Loss Cat FrequencyCategory Shielded Twisted Pair STPShielded Twisted Pair STP @ 4 Mbps @ 16 MbpsMixed STP Cable Types Operational Attenuation perType Frequency 1000 m 1000 ft STP Lobe LengthsTotal Maximum Single Mode and Multimode Fiber Optic CablingSingle Mode and Multimode Fiber Optic Cabling Max. Lobe Length Max. Drive Distance Type Mbps