Cabletron Systems 42T Accessing Local Management via Telnet, MicroMMAC-TLocal Management Screen

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LOCAL MANAGEMENT

uMMAC-T Local Management

CABLETRON Systems, Incorporated

P.O. Box 5005

Rochester, NH 03867-5005 USA

(603)332-9400

(c)Copyright CABLETRON Systems, Inc. 1995

Device Model Number: 00.00.01

Serial Number: 00.00.01

Functionality Level: 00.00.01

Flash Image Version: 01.00.01

BOOTPROM Version: 01.00.01

Board Revision: 00.00.01

Enter Password:_________

Figure 4-3. MicroMMAC-TLocal Management Screen

2.Enter the Password (the factory default password is the Return key) and then press the Return key.

If your password is invalid, the cursor returns to the beginning of the password field; otherwise, the MAIN MENU screen appears.

Figure 4-4 shows the MAIN MENU screen at the top of the representational screen-access hierarchy.

NOTE: Your password is one of the community names specified in the Community Name Table. Access to certain Local Management tools depends on the degree of access accorded that community name. See Section 4.3.3 for more information about community names.

4.2.1 Accessing Local Management via Telnet

Once the MicroMMAC-T is given a valid IP address (see Section 4.3.2 for information on setting an IP address), you can establish a Telnet session with Local Management from any TCP/IP based node on the network.

4-5

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Contents Page Iii FCC Notice Cabletron SYSTEMS, INC. Program License Agreement United States Government Restricted Rights Contents Local Management TroubleshootingSaved System Messages Viewing Power UP Diagnostic Tests Chapter Introduction Contents OverviewMicroMMAC-T Overview Telnet MicroMMAC-T FeaturesLocal Management Cable Signal PolaritySpeed Fault Protection Active TCU PortsLanview LEDs Ring Speed SwitchCabletron’s Distributed LAN Monitor Mode Flash EepromMIB Support Reset ButtonCOM Port Applications LCD and LCD Display ButtonGroup Subgroup Section Rmon MIB SupportRmon MIB RFC 1271/1513 Support Stackable Capabilities Typical Stackable Configuration BRIDGING/ROUTING CapabilitiesBRIMs 1 SNA/WAN IntegrationRemote Management Capabilities Telnet CapabilitiesGetting Help Recommended ReadingMicroMMAC-T Ports/Cables Cable SpecificationsFrequency Impedance Attenuation UTP Cable SpecificationsAttenuation and Impedance UTP Voice Grade and Category 3 SpecificationsUTP Maximum Lobe Lengths Maximum Lobe LengthsType 3 Media Filters Maximum Number of StationsTypes Frequency Impedance Attenuation STP Cable SpecificationsSTP Cable Specifications STP Maximum Drive Distance Maximum Trunk LengthsSTP Maximum Lobe Lengths STP Cable Type Ring Speed MbpsCable Type Attenuation Maximum Drive Distance Mixed Cable TypesAttenuation Multimode Fiber Optic Cable SpecificationsFiber Optic Budget Single Mode Fiber Optic Cable SpecificationsSingle Mode Fiber Optic Cable Specifications Noise Cable RECOMMENDATIONS/TROUBLESHOOTINGTemperature CrosstalkCOM 1/COM 2 Ports COM Port SpecificationsTPIM-T1 Tpim SpecificationsUPS SlipTPIM-T1 Pinouts TPIM-T2TPIM-T4 Pinouts TPIM-F2Parameter Typical Minimum Maximum TPIM-F3TPIM-F2 Specifications Parameter Typical Worst Case Value BudgetREQUIREMENTS/SPECIFICATIONS Environmental Requirements General SpecificationsPower Supply Requirements Output Min. Load Max. Load Max PowerPhysical SafetyService Attaching the Strain Relief Bracket Unpacking the MicroMMAC-TRack-Mounting the MicroMMAC-T Installing the MicroMMAC-TWall-Mounting the MicroMMAC-T Installing of Rack-Mount BracketsWall-Mounting the MicroMMAC-T Resetting the MICROMMAC-T Free-Standing InstallationConnecting to a Power Source To change the ring speed Setting the Ring SpeedTo reset the MicroMMAC-T To restore MicroMMAC-T parameters to the factory defaults Setting the Nvram SwitchRJ45 Plug MIC Connector Connecting Lobe Port CablingAt TCU At device port RJ45 Plug10. UTP Configuration Example 11. STP Configuration Example To attach a lobe segment to a MicroMMAC-T network portPinout Cross-Reference for TPIMs Installing Tpim ModulesSignal RJ45 DB9 Ring-In Ring-Out Setting Phantom and RI/RO Switches To install a TPIM, perform the following steps Tpim InstallationTo connect a TPIM-T1 to a Twisted Pair Segment Connecting STP SegmentsTo connect a segment to a TPIM-T2/-T4 Connecting Twisted Pair Segments16. The TPIM-T2/-T4 Connecting Fiber Optic Link Segments17. The TPIM-F2/-F3 To connect a fiber optic link segment to the TPIM-F2 /-F3To check MicroMMAC-T installation Checking the InstallationUse Local Management to Do the Following Management Terminal Requirements To attach a management terminal to the MicroMMAC-T Management Terminal Setup Parameters Attaching the Management Terminal Menu Function Selection Modem Cable Configuration and SetupTerminal Settings for LM Terminal To access Local Management Accessing Local ManagementMicroMMAC-TLocal Management Screen Accessing Local Management via TelnetMain Menu Screen Accessing Local Management from a ModemUsing Local Management Setup Menu ScreenSelecting a Menu Screen Option Setting or Modifying Local Management Screen FieldsWorking with Local Management Screens Exiting Your Local Management Session Exiting a Local Management ScreenSystem Level Screen Setting the System DateSetting the Host IP Address Setting the System TimeTo modify the Subnet Mask Modifying the Subnet MaskSetting Automatic Beacon Recovery Process Abrp Fields Setting the Default GatewayTo set the Default Gateway To set the Beacon Recovery field To set the Retry Interval field Setting COM 1 and COM 2 ApplicationsSnmp Community Names Screen To set the Number of Retries fieldSnmp Community Names Screen Editing the Community Name field Access PolicySnmp Traps Screen Community NameTrap Community Name Enable TrapsSetting Snmp Traps Trap DestinationRing Security Screen Ring Security Screen Stn Edit Security ModeStation Address Return SAVE/EXECUTENextscreen PreviousscreenDeleting Stations from the Station Address Allowed List Viewing the Revised Allowed ListAdding Stations to the Station Address Allowed List Device Statistics Device Statistics ScreenSetting the Refresh Field Selecting the Device Statistics Counter ModeUsing the Accumulative Counter Mode Isolating Errors Errors ReceivedRing Information AC ErrorsLost Frame Errors NON-ISOLATING ErrorsChassis Status View Screen Frame Copied ErrorsMode Next 10. Chassis Status View Operational Screen Using the Operational Mode ScreenTo display the status of ports To enable and disable select ports Using the Administrative Mode ScreenTo reconnect a module to the token ring To enable all ports for all modulesUsing the Ring OUT Enable Mode Screen To bypass all ports on a moduleComponent Status Screen To switch to and from STN and RO13. Component Status View Screen MIB Navigator ScreenTo escape from the MIB Navigator screen To access a list of MIB commandsTo get help on specific commands Navigation Built-In Special Navigational commandsMIB Commands Set Built-In commandsTo download a Flash image Flash Download ScreenTo chose the Runtime method Download Method fieldToggle from Runtime to Bootprom using the spacebar To choose the Bootprom methodLanview Leds Using Lanview LEDsLCD Display Using the LCD DisplayDisplayed Message Significance Static System MessagesStatic System Messages Displayed Significance Messages Alarm MessagesAlarm Messages Unsaved Initialization Messages Unsaved Failure or Error MessagesDisplayed Message Saved System MessagesNormal Unsaved Initialization Messages Saved System MessagesResponding to Error Messages Viewing Power UP Diagnostic TestsTo return to Local Management To execute a response optionPower Supply Cord