HP J3188A manual Late collision … 3-13 mounting the hub …

Page 97

M

MAC address

use in IPX address … 3-8, D-2 MAnagers command … 3-9

MDI switch using … 1-8

MDI-X switch using … 1-8

MEssageinterval command … 3-11 modem … 3-3

configuration … C-1 modem cable pin-outA-5 monitoring

late collision … 3-13 mounting the hub … 1-5

in a rack or cabinet … 1-5

N

NEighbor command … 3-11 network addressing

IP address … D-2 IPX address … D-2 network connections … 1-7

hub to hub connections … 1-8 port connections … 1-8

Network management security violations … 3-19

network management communication with the hub … D-1

network management, configuration … 3-8 Novell NetWare … D-2

O

outbound … F-6 out-of-band management

RS-232 port pin-outA-4

P

partition recovery … 3-13 parts list … 1-2 Password, clearing … 2-5 Physical address

MAC address … 3-8

physical specifications of hubs … B-1 PIng command … 3-12

pin-outs

minimum cable … A-5 POrt command … 3-13 Port LED … 1-13

Port LEDs … 1-4, 2-3 port LEDs

twisted-pair1-13 ports

connection procedures … 1-8 power cord

plugging into the hub … 1-2 plugging into the wall … 1-3

Power LED … 1-4, 1-12, 2-3 power-on1-4 procedures

configuring a backup link … E-5 network connections to the hub … 1-7 network port connections … 1-8

R

rack mounting … 1-5 instructions for … 1-5

recommended cables description … A-1

recovery

intelligent partition … 3-13 Redundant Power Supply … 1-3 remote connections … 3-2 REset command … 3-13 resetting the hub

troubleshooting procedure … 2-5 RJ-45 jack … 1-8

RObustness command … 3-13 RPS LED … 1-12, 2-3

S

SEcure command … 3-14 Security

auto port disable … 3-14

clearing the violation indicators … 3-18 configuring a single port … 3-16 configuring all twisted-pair ports … 3-16 eavesdrop prevention … 3-15

network management security violations … 3-19 send alarm … 3-15

showing the current configuration … 3-18

Index – 3

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Contents HP J3188A Page HP 10Base-T Hub-16M J3188A Installation and Reference GuidePublication Number Front of the Hub HP 10Base-T Hub-16M J3188ABack of the Hub IiiNetwork Connections FeaturesContents Cables and Connectors Vii Security InformationPage Installing the Hub Verify included parts Installing and Configuring Your HubConnect the external transceiver Verify the hub operates correctlyTime Cord connected directly to the hub for proper operationPattern LEDRack or Cabinet Mounting Mount the hubTable Mounting Connect the hub to your network Connecting Hubs Together Connecting Devices to the HubTwisted-Pair Cascade Connections ThinLAN Connections InstallingOhm terminator Interpreting LED Status Connecting the Hub-16M to a Fiber-Optic BackboneInterpreting Hub Status LEDs Following table provides LED port information Interpreting Port Status LEDsPage Troubleshooting Approaches TroubleshootingTroubleshooting Using a Checklist to Diagnose the Hub Using a Checklist to Diagnose the HubProblem Solution LED Operation Diagnostic Tips Troubleshooting LED OperationPower Coll Hub will automatically recover afterTesting the Hub Only Hub Maintenance TasksClearing a Password for the Ascii Console Running Connectivity Tests Troubleshooting Hub Maintenance TasksObtaining Firmware Enhancements Managing the Hub Setting up the Ascii ConsoleRemotely, Using Telnet Directly, Using a Serial Cable and a TerminalManaging the Hub Starting the Console Remotely, Using a Modem and a TerminalCommands are described in the rest of the chapter Console Command ReferenceExample HE ST This displays help for the Status command Syntax Conventions on Help ScreenDefault Description BAckupCOunters CDpstatusCounter Name Definition Valid Range RangeWhen to Use IPconfig IPconfigDIsconnect Using Novell NetWare IPX Configuring for Network ManagementUsing IP Following table explains the IP parametersMAnagers SHow Parameter Default Value DefinitionManager Address IP or IPX Receive Alarms? CommandTo end your editing MEssageinterval Displays the other devices that are using CDP protocolNEighbor Table entry with ID 1 would now be a blank lineClear a password PAsswordPIng Community namePOrt port ON/OFF REsetRObustness SEcure portSHowCLear Security Configuration Parameter DefinitionsManaging the Hub Configuring Security on All Twisted-Pair Ports Configuring Security on a Single PortEavesdrop Prevention, must be set to on Address Selection Authorized Clearing Security Violation Indicators Showing the Security ConfigurationSTatus SPeed new speedStatus Information What It Means TEstlink Network links, see the , Troubleshooting16M will respond with the correct packet To sendPage Recommended Cables Cables and ConnectorsFollowing table shows PC connections to the RS-232 port Following table shows network connections to the hub Cables and ConnectorsCable Function Cable Type HP Product Number Pins 1 and 2 must be a twisted pair Twisted-Pair Cable/Connector Pin-OutsPins 3 and 6 must be a twisted pair Twisted-Pair Cable for Hub-to-Computer Network ConnectionInstaller for assistance with your cabling requirements RS-232 Connector and Cable Pin-OutsCable pin-out described below Minimum pin-out will function correctlyMinimum Cable Pinout for Ascii Console Connection SignalRS-232 Modem Cable Twisted-Pair Straight-Through Cable Twisted-Pair Cable Pin AssignmentsHub End MDI-X Physical SpecificationsElectrical EnvironmentalSpecifications ConnectorsElectromagnetic US Robotics Courier V.FC/V.34 Modem ConfigurationMegahertz XJ2288 Pcmcia card modem Intel 14.4EX Practical Peripherals PM288MT IISupra FAX Communication Between the Hub Network Management Station Network AddressingIP Addresses for IP and Non-IP Networks IPX Addressing for Novell NetWareIPX Addressing Notes Globally Assigned IP Network AddressesCountry Device IP ConfigurationCompany Name/Address Bootp Process Using BootpDefinitions of the table entry fields Bootp Table File EntriesPage How Backup Links Work Backup LinksLimitations Backup LinksAdditional Notes How the Backup Function Works Examples of Backup LinksHub to a Switch Hub to a ServerHub can monitor only one link T e G g e s t i o nConfiguration/Installation Sequence Configuring a Backup LinkIndications of Backup Link Activation Identifying the Backup LinkReactivating the Primary Link Page Understanding Network Security Security InformationHow Eavesdrop Prevention Works How Intruder Prevention WorksAuthorized MAC address Security InformationAssigning the Authorized MAC address Setting Inbound Security with Intruder Prevention Send Alarm Auto Port DisableSetting Outbound Security with Eavesdrop Prevention Security Information Page Mounting Precautions Safety and Regulatory StatementsTemperature might exceed 45C 113F Power PrecautionsSettings to configure Equipment and should be easily accessibleGrounding Safety InformationTible de causer des dommages à léquipement Informations concernant la sécuritéHinweise zur Sicherheit Considerazioni sulla sicurezza Consideraciones sobre seguridad Safety Information Japanese FCC Class a Statement for U.S.A. Only Regulatory StatementsEuropean Community CanadaDeclaration of Conformity Index IndexDiagnosing with the LEDs … 2-2 diagnostic tests Late collision … 3-13 mounting the hub … LED description … Verifying hub operation … Page J3188-90001