Cabletron Systems 42T, MICROMMAC-22T manual Device Statistics Screen

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LOCAL MANAGEMENT

4.3.6 The DEVICE STATISTICS Screen

The DEVICE STATISTICS screen (Figure 4-9) displays ring information, isolating errors, and non-isolating errors.

uMMAC-T Local Management

Flash Image Version: 01.00.01

 

 

DEVICE STATISTICS (TOTAL)

 

 

 

 

 

 

RING INFORMATION

 

 

Frames Received:

4572

Active Monitor Addr:

00-00-B8-28-08-54

KBytes Received:

10157

Ring Status: Normal

 

Errors Received:

0

Ring

Number:

0

 

Beacon

States:

0

Stations on Ring:

1

 

Ring

Purges:

2

Ports Enabled:

0

 

Active Monitor Changes:

1

Ring Speed

(Mb/s):

4

 

ISOLATING

ERRORS

 

NON-ISOLATING

ERRORS

 

 

Line

Errors:

0

Lost Frame

Errors:

0

 

Burst

Errors:

0

Frame Copied

Errors:

0

 

AC

Errors:

0

Rcvr Congestion

Errors:

0

 

Abort Transmit

Errors:

0

Token

Errors:

0

 

Internal

Errors:

0

Frequency

Errors:

0

 

 

[ TOTAL ]

 

[ REFRESH 3sec ]

RETURN

 

 

 

 

 

 

 

Figure 4-9. DEVICE STATISTICS Screen

The following sections discuss the fields on the DEVICE STATISTICS screen and provide instructions for using them.

DEVICE STATISTICS

The DEVICE STATISTICS counter mode field at the top of the screen (Figure 4-9 shows an sample screen in the TOTAL counter mode) displays the method used for compiling device statistics. The method is selected from the corresponding counter mode field located at the bottom of the screen.

The MicroMMAC-T compiles and displays statistics from three separate counter modes:

ACCUMULATE: This mode lets you initiate a new statistic count for a specified time period (procedure described below).

DELTA: This mode automatically displays statistics describing network performance since the last screen refresh (3 to10 seconds).

4-23

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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 FeaturesSpeed Fault Protection Cable Signal PolarityActive TCU Ports Local ManagementCabletron’s Distributed LAN Monitor Mode Ring Speed SwitchFlash Eeprom Lanview LEDsCOM Port Applications Reset ButtonLCD and LCD Display Button MIB SupportGroup Subgroup Section Rmon MIB SupportRmon MIB RFC 1271/1513 Support Stackable Capabilities Typical Stackable Configuration BRIDGING/ROUTING CapabilitiesRemote Management Capabilities 1 SNA/WAN IntegrationTelnet Capabilities BRIMsGetting Help Recommended ReadingMicroMMAC-T Ports/Cables Cable SpecificationsAttenuation and Impedance UTP Cable SpecificationsUTP Voice Grade and Category 3 Specifications Frequency Impedance AttenuationType 3 Media Filters Maximum Lobe LengthsMaximum Number of Stations UTP Maximum Lobe LengthsTypes Frequency Impedance Attenuation STP Cable SpecificationsSTP Cable Specifications STP Maximum Lobe Lengths Maximum Trunk LengthsSTP Cable Type Ring Speed Mbps STP Maximum Drive DistanceAttenuation Mixed Cable TypesMultimode Fiber Optic Cable Specifications Cable Type Attenuation Maximum Drive DistanceFiber Optic Budget Single Mode Fiber Optic Cable SpecificationsSingle Mode Fiber Optic Cable Specifications Temperature Cable RECOMMENDATIONS/TROUBLESHOOTINGCrosstalk NoiseCOM 1/COM 2 Ports COM Port SpecificationsUPS Tpim SpecificationsSlip TPIM-T1TPIM-T1 Pinouts TPIM-T2TPIM-T4 Pinouts TPIM-F2TPIM-F2 Specifications TPIM-F3Parameter Typical Worst Case Value Budget Parameter Typical Minimum MaximumREQUIREMENTS/SPECIFICATIONS Power Supply Requirements General SpecificationsOutput Min. Load Max. Load Max Power Environmental RequirementsPhysical 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 RequirementsTo attach a management terminal to the MicroMMAC-T Management Terminal Setup ParametersAttaching 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 TelnetUsing Local Management Accessing Local Management from a ModemSetup Menu Screen Main 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 Snmp Community Names Screen Setting COM 1 and COM 2 ApplicationsTo set the Number of Retries field To set the Retry Interval fieldSnmp Community Names Screen Snmp Traps Screen Access PolicyCommunity Name Editing the Community Name fieldSetting Snmp Traps Enable TrapsTrap Destination Trap Community NameRing Security Screen Ring Security Screen Stn Edit Security ModeStation Address Nextscreen SAVE/EXECUTEPreviousscreen ReturnDeleting 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 ScreenUsing the Ring OUT Enable Mode Screen To enable all ports for all modulesTo bypass all ports on a module To reconnect a module to the token ringComponent 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 MessagesNormal Unsaved Initialization Messages Saved System MessagesSaved System Messages Displayed MessageResponding to Error Messages Viewing Power UP Diagnostic TestsTo return to Local Management To execute a response optionPower Supply Cord