Cabletron-systems SmartSTACK ELH100 Uživatelský manuál

9033060SmartSTACKELH100-12/24TXFASTETHERNETHUBINSTALLATIONANDUSERGUIDE

Noticeviii9033060If the Program is exported from the United States pursuant to the License Exception TSR underthe U.S. Export Administration Regulatio

82 Web-Based Management ELH100-12/24TXUtilizationSelect “History” then “Utilization” to display the percentage of bandwidthutilized over the sample pe

9033060 Web-Based Management 83AlarmThe Alarm and Event Groups allow you to record important events orimmediately respond to critical network problems

84 Web-Based Management ELH100-12/24TXFalling Threshold When the current sampled value is less than or equal to thisthreshold, and the value at the la

9033060 Web-Based Management 85Event TableSelect “Event” then “Event Table” to display the action to take when analarm is triggered. The response to a

86 Web-Based Management ELH100-12/24TXLog TableSelect “Event” then “Log Table” to display each time an event wastriggered. Note that there are no disp

9033060 SNMP Management 876. SNMP MANAGEMENTThe SNMP ProtocolSNMP (Simple Network Management Protocol) is a communicationprotocol designed specificall

88 SNMP Management ELH100-12/24TXThere are three main operations defined in SNMP:• GET operations read information from the managed device, such astho

9033060 SNMP Management 89This MIB reports information about the protocols and network interfacessupported on the agent itself, as well as other gener

90 SNMP Management ELH100-12/24TXCompiling MIB Extensions: Cabletron WebsiteThe MIBs supported by the ELH100-12/24TX hub must be compiled intothe SNMP

9033060 Technical Specifications 91APPENDIX A. TECHNICAL SPECIFICATIONSGeneralStandards ComplianceIEEE 802.2 Local Area Networks, Logical Link Control

Notice9033060ixDECLARATION OF CONFORMITYApplication of Council Directive(s): 89/336/EEC73/23/EECManufacturer’s Name: Cabletron Systems, Inc.Manufactur

92 Technical Specifications ELH100-12/24TXElectrical SpecificationsInput voltage: 100-240 VACInput frequency: 50-60 HzMaximum power consumption: 50 VA

9033060 Technical Specifications 93Port SpecificationsConsole PortTable A-1 shows the console port pin assignments.Table A-1. RS-232 Console Port Pin

94 Technical Specifications ELH100-12/24TXMDI/MDI-X Crossover Cable WiringFigure A-1 shows the wiring scheme for implementing a crossover cableif need

9033060 Technical Specifications 95Country-Specific RequirementsTable A-3 lists the power cord set requirements by country and identifiesthe accredite

96 Technical Specifications ELH100-12/24TXNote 2Flexible cord must be Type SV, SJ, SPT or equivalent, No. 18 AWG, 3-conductor. Wall plug must be a two

9033060 Acronyms & Abbreviations 97APPENDIX B. ACRONYMS & ABBREVIATIONSTerm Definition10Base-T 10 Mbps twisted-pair Ethernet100Base-TX 100 Mbp

9033060 Index 1INDEX100Base-FXfiber ports, 25module defined, 5100M LED, defined, 610Base-T/100Base-TXmodule defined, 5pinouts, 93ports, 24802.2, 91802

2 Index ELH100-12/24TXIin-bandconfiguration, 8connection, 20inspecting your shipment, 13installing an optional module, 17IP address, assigning, 54LLED

9033060 Index 3Sscreen timeout, 54segment LEDs, 4defined, 4Serial port, 8site requirements, 13SNMP, 8, 36, 55, 87, 88, 90Communities, 36Configuration

9033060

9033060 Table Of Contents xiTable Of ContentsPreface ...xvPurpose...

xii Table Of Contents ELH100-12/24TX3. ELH100-12/24TXUserInterface...27Overview ...

9033060 Table Of Contents xiiiHubBackplane ...68PortConfiguration...69PortBackup

9033060 Preface xvPREFACEPurposeThis guide provides information about the features and applications of theCabletron ELH100-12/24TX dual-speed hub as w

xvi Preface ELH100-12/24TXOther ConventionsThis guide uses the following typographical conventions:• Initial Caps Menu titles and console menu selecti

9033060 Product Overview 11. PRODUCT OVERVIEWDescriptionThis installation and user guide describes Cabletron’s ELH100-12/24TXFast Ethernet hubs. These

2 Product Overview ELH100-12/24TXThe ELH100-12/24TX hub is desktop or rack-mountable. LEDs on thefront panel provide information about the operating s

9033060 Product Overview 3• Switch Architecture (for optional switch/media modules):- Bridges 10 and 100 Mbps repeater buses for the stack- 200 Mbps t

4 Product Overview ELH100-12/24TXFront PanelFigure 1-1 shows the front panel of the Cabletron ELH100-24TX.Table 1-1 defines the ELH100-12/24TX front p

9033060 Product Overview 5Optional ModulesFigure 1-2 shows the optional modules available for the CabletronELH100-12/24TX. Table 1-2 defines the optio

6 Product Overview ELH100-12/24TXFigure 1-3 shows the Collision, Activity, Full/Half duplex, and Link LEDsfor the switch/media modules. These LEDs are

9033060 Product Overview 7Rear PanelFigure 1-4 shows the ELH100-12/24TX rear panel and Table 1-4 definesthe rear panel components.Figure 1-4. ELH100-1

8 Product Overview ELH100-12/24TXA TFTP or XMODEM software download is invoked via the consolemenus. A TFTP download can also be invoked via SNMP or W

9033060 Product Overview 9RMONRMON (Remote Monitoring) is a facility used to manage networksremotely while providing multi-vendor interoperability bet

10 Product Overview ELH100-12/24TXBootPThe Bootstrap Protocol (BootP) provides for the capability of passingconfiguration information to hosts on a TC

9033060 Product Overview 11Using the ELH100-12/24TX hub in an application example for client/server networks, users can be connected directly to the l

Notice9033060iNOTICECabletron Systems reserves the right to make changes in specifications and other informationcontained in this document without pri

9033060 Installation 132. INSTALLATIONInspecting Your ShipmentWhen you receive the shipment of your hub, check the package contentsand make sure you h

14 Installation ELH100-12/24TXMounting the Hub or Stack on a Table or ShelfYou can mount a standalone hub (or a stack of up to six hubs) on a tableor

9033060 Installation 15Mounting the Hub in a RackThe hub ships with two (2) multi-position mounting ears and four (4)mounting screws.Figure 2-1 shows

16 Installation ELH100-12/24TXConnecting Hubs to the Stack’s BackplaneThe hub ships with a stack cable.Figure 2-2 shows how the stack cables are casca

9033060 Installation 17Installing an Optional Module into the HubOptional modules are available for media extension and internal switchingbetween repe

18 Installation ELH100-12/24TXUsing a Switch/Media ModuleThe 10 and 100 Mbps repeater buses in the hub can be linked together byinstalling an optional

9033060 Installation 19Connecting a Terminal to the Console PortThe console port is a serial RS-232 interface port that enables aconnection to a termi

20 Installation ELH100-12/24TX2. Connect one end of the interface cable directly to the Agent Module’sconsole port and tighten the retaining screws.3.

9033060 Installation 21You can also make a remote network connection (via modems) to theserial port on the Agent Module using SLIP protocol over TCP/I

Noticeii9033060FCC NOTICEThis device complies with Part 15 of the FCC rules. Operation is subject to the following twoconditions: (1) this device may

22 Installation ELH100-12/24TXPowering the HubTo supply power to the hub, connect the power cord to the hub and to agrounded three-prong wall outlet (

9033060 Installation 23Network Cable RequirementsCopperTable 2-3 specifies the cable types and length constraints for the variouscopper interfaces on

24 Installation ELH100-12/24TX10Base-T/100Base-TX PortsThe 10Base-T/100Base-TX ports use RJ-45 connectors. Figure 2-6shows an RJ-45 connector being in

9033060 Installation 25100Base-FX Fiber PortsThe 100Base-FX Fiber port uses SC connectors. Figure 2-7 shows anSCfiber connector being inserted into a

9033060 ELH100-12/24TX User Interface 273. ELH100-12/24TX USER INTERFACEOverviewAccess is gained to the console menus by connecting a terminal to thec

28 ELH100-12/24TX User Interface ELH100-12/24TXUser AccessOnce a direct connection to the serial port or a Telnet connection isestablished, the login

9033060 ELH100-12/24TX User Interface 29Menu HierarchyFigure 3-2 shows the ELH100-12/24TX user interface menu hierarchy.Figure 3-2. ELH100-12/24TX Use

30 ELH100-12/24TX User Interface ELH100-12/24TXMain MenuThe Main Menu is the first screen seen after successfully logging in to thesystem. Figure 3-3

9033060 ELH100-12/24TX User Interface 31System Information MenuUse the System Information menu to display descriptive informationabout the hub, or for

Notice9033060iiiCABLETRON SYSTEMS, INC.PROGRAM LICENSE AGREEMENTIMPORTANT: THIS LICENSE APPLIES FOR USE OF PRODUCT IN THE FOLLOWINGGEOGRAPHICAL REGION

32 ELH100-12/24TX User Interface ELH100-12/24TXResetUse the Restart Hub command under the Main Menu to reset themanagement agent. The reset screen inc

9033060 ELH100-12/24TX User Interface 33System Configuration MenuUse the System Configuration menu to configure the Agent Module’sInternet Protocol (I

34 ELH100-12/24TX User Interface ELH100-12/24TXSLIP IP IP address of the Agent Module used when accessingthe configuration program via an out-of-band

9033060 ELH100-12/24TX User Interface 35SNMP Configuration MenuUse the SNMP Configuration Menu to display and modify parameters forthe Simple Network

36 ELH100-12/24TX User Interface ELH100-12/24TXSNMP CommunitiesFigure 3-7. SNMP CommunitiesSNMP Communities================Community Name Access Statu

9033060 ELH100-12/24TX User Interface 37SNMP Trap DestinationsFigure 3-8. SNMP Trap DestinationsSNMP Trap Destinations======================IP Address

38 ELH100-12/24TX User Interface ELH100-12/24TXHub Configuration MenusUse the Hub Configuration menu to configure any hub in the stack. Thismenu is us

9033060 ELH100-12/24TX User Interface 39Figure 3-10. Hub Configuration MenuHub Configuration=================Hub ID: 1 Model: ELH100-12TXHardware ID:

40 ELH100-12/24TX User Interface ELH100-12/24TXSerial InitializationStringYes, to send the initialization string to an attached modem.No, if there is

9033060 ELH100-12/24TX User Interface 41Port Configuration MenuSelect Administrative Status Control from the Port Configuration screen,then select the

Noticeiv9033060If the Program is exported from the United States pursuant to the License Exception TSR underthe U.S. Export Administration Regulations

42 ELH100-12/24TX User Interface ELH100-12/24TXModule Port Configuration MenuThe switch/media module configuration menu is accessible only if amodule

9033060 ELH100-12/24TX User Interface 43Backup Port Control MenuSelect Backup Port Control from the Port Configuration screen to defineup to 15 master

44 ELH100-12/24TX User Interface ELH100-12/24TXTFTP Download MenuUse the TFTP Download menu to load software updates into the hub overthe network. The

9033060 ELH100-12/24TX User Interface 45XMODEM Download MenuUse the Xmodem Download command to update available software in thehub via an out-of-band

46 ELH100-12/24TX User Interface ELH100-12/24TXUser Password MenuThe User Password menu is used to display or modify user names andpasswords for the o

9033060 ELH100-12/24TX User Interface 47Console Configuration MenuThe Console Configuration menu is used to configure the consoleconnected to the hub’

48 ELH100-12/24TX User Interface ELH100-12/24TXHub Statistics MenuThe Hub Statistics screens display statistics for the 10 and 100 Mbpsstack segments.

9033060 ELH100-12/24TX User Interface 49Figure 3-19. Detailed Hub Statistics ScreenHub 1 Statistics=================Statistic 10 Mb/s Segment 100 Mb/s

50 ELH100-12/24TX User Interface ELH100-12/24TXPort Statistics MenuUse the Port Statistics screen to display key statistics for each port.Overall stat

9033060 ELH100-12/24TX User Interface 51Auto Partitions Number of times this port has been automatically partitioned due tojabber.Total Errors Total n

Notice9033060vCABLETRON SYSTEMS SALES AND SERVICE, INC.PROGRAM LICENSE AGREEMENTIMPORTANT: THIS LICENSE APPLIES FOR USE OF PRODUCT IN THE UNITEDSTATES

9033060 Configuring & Monitoring the Hub 534. CONFIGURING & MONITORING THE HUBCommon TasksThe hub console menus allow you to modify default hu

54 Configuring & Monitoring the Hub ELH100-12/24TXTo enter a password, do the following:1. Select Password from the System Configuration Menu and

9033060 Configuring & Monitoring the Hub 55Connecting via TelnetYou can connect to the ELH100-12/24TX hub from a remote locationusing the Telnet a

56 Configuring & Monitoring the Hub ELH100-12/24TXViewing Hub StatisticsTo view hub statistics, do the following:1. Select Hub Statistics from the

9033060 Configuring & Monitoring the Hub 574. When the system prompts, confirm that you want to proceed.The following message prompt displays:Rece

58 Configuring & Monitoring the Hub ELH100-12/24TXConfiguring Port OperationYou can configure 10/100 ports on the base unit for operationalparamet

9033060 Configuring & Monitoring the Hub 59Configuring BootPThe BootP protocol allows you to automatically configure the hub’s IPaddress informati

9033060 Web-Based Management 615. WEB-BASED MANAGEMENTAs well as the menu-driven system configuration program, the AgentModule provides an embedded HT

Noticevi9033060If the Program is exported from the United States pursuant to the License Exception TSR underthe U.S. Export Administration Regulations

62 Web-Based Management ELH100-12/24TXMain MenuMenu DescriptionSystem Information Provides system description, including system name and otherdata.Sta

9033060 Web-Based Management 63System InformationField DescriptionSystem Description System hardware description.System Object ID Object identifier fo

64 Web-Based Management ELH100-12/24TXStack BrowserItem DescriptionStack Displays the front panel graphic representation of all the hubsin a stack.Age

9033060 Web-Based Management 65Front PanelSelect “Stack” then “Front Panel” to display a graphic image of the hub orattached stack.Item Description[Re

66 Web-Based Management ELH100-12/24TXAgent ConfigurationSelect “Agent” then “Agent Configuration” to display IP configuration andother information.It

9033060 Web-Based Management 67Hub ConfigurationSelect “Hub” then “Hub Configuration” to display hardware and firmwareconfiguration of the hub.Item De

68 Web-Based Management ELH100-12/24TXHub BackplaneSelect “Hub” then “Hub Backplane” to display information about the hub’sconnection to the stack’s b

9033060 Web-Based Management 69Port ConfigurationSelect “Port” then “Port Configuration” to display information about theport’s connection, or to disp

70 Web-Based Management ELH100-12/24TXPort BackupSelect “Port” then “Port Backup” to display/configure redundant links.Item DescriptionIndex Identifie

9033060 Web-Based Management 71Switch Module StatisticsSelect “Switch Module” then “Switch Module Statistics” to displaystatistics for the switch/medi

Notice9033060viiCABLETRON SYSTEMS LIMITEDPROGRAM LICENSE AGREEMENTIMPORTANT: THIS LICENSE APPLIES FOR THE USE OF THE PRODUCT IN THEFOLLOWING GEOGRAPHI

72 Web-Based Management ELH100-12/24TXMIB BrowserThe MIB Browser menu allows access to various MIB group data andstatistics. This guide provides only

9033060 Web-Based Management 73RMON BrowserThe RMON Browser enables access to the RMON data groups supportedby the Agent Module. This guide only provi

74 Web-Based Management ELH100-12/24TXEthernet StatisticsThe RMON Manager collects statistics that allow you to quickly determinehow the network is pe

9033060 Web-Based Management 75Jabbers Total number of jabber errors.Collisions Total number of packet collisions.Packets 64 Octets Number of packets

76 Web-Based Management ELH100-12/24TXPackets Pie ChartSelect “Statistics” then “Packets Pie Chart” to display the graphicrepresentation of packet siz

9033060 Web-Based Management 77Error Packets RatioSelect “Statistics” then “Error Packets Ratio” to display the graphicrepresentation of the distribut

78 Web-Based Management ELH100-12/24TXHistory Control EntryRMONcanbeusedtocreatearecordofnetworkutilization,packettypes,errors and collisions. You nee

9033060 Web-Based Management 79History Data EntrySelect “History” then “History Data Entry” to display the data recorded foritems in the history contr

80 Web-Based Management ELH100-12/24TXCRC Alignment Errors Number of packets received during this sampling interval thathad a length (excluding framin

9033060 Web-Based Management 81Rate Bar ChartSelect “History” then “Rate Bar Chart” to display the recorded rate ofpackets, broadcasts, multicasts and