HP J3188A Manual de usuario

Installation andReference GuideHP J3188AHP 10Base-T Hub-16MMUCHO.BK : cvrf-r1.ft5 Page 1 Thursday, June 26, 1997 11:37 AM

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Technical information in this document is subject to change without notice.© Copyright 1997Hewlett-Packard CompanyPrinted in Singapore 6/97Manual P

1Installing the HubThis chapter describes how to install the hub. Topics in this chapter include installing and configuring the hub connecting devi

1-2Installing the HubInstalling and Configuring Your HubInstalling the Hub Installing and Configuring Your HubTo install and configure your hub, you m

1-3Installing the HubInstalling and Configuring Your HubInstalling the Hub1. Plug the power cord into the hub’s power cord receptacle and into an AC (

1-4Installing the HubInstalling and Configuring Your HubInstalling the Hub2. Check the LEDs on the hub’s front panel. When the hub is powered on, it p

1-5Installing the HubInstalling and Configuring Your HubInstalling the Hub4. Mount the hubThe HP Hub-16M can be mounted in two ways:1. in a rack or c

1-6Installing the HubInstalling and Configuring Your HubInstalling the HubTable Mounting To place the hub on a table or other horizontal surface, no s

1-7Installing the HubInstalling and Configuring Your HubInstalling the Hub5. Connect the hub to your networkReconnect the hub to either an AC power s

1-8Installing the HubInstalling and Configuring Your HubInstalling the HubConnecting Devices to the HubTo connect a device to the hub, push the RJ-45

1-9Installing the HubInstalling and Configuring Your HubInstalling the HubIn the following illustration, the first hub is connected to two end nodes a

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1-10Installing the HubInstalling and Configuring Your HubInstalling the HubYou can connect up to 30 hubs together on a common ThinLAN segment. The Thi

1-11Installing the HubInterpreting LED StatusInstalling the HubConnecting the Hub-16M to a Fiber-Optic BackboneWith an HP Fiber-Optic external transce

1-12Installing the HubInterpreting LED StatusInstalling the HubInterpreting Hub Status LEDsThe hub status LEDs indicate whether the hub is functioning

1-13Installing the HubInterpreting LED StatusInstalling the HubInterpreting Port Status LEDsThe following table provides LED port information. LED Sta

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2TroubleshootingThis chapter describes ways to troubleshoot the hub. Topics covered are: troubleshooting approaches using a checklist to diagnose t

2-2TroubleshootingUsing a Checklist to Diagnose the HubTroubleshootingUsing a Checklist to Diagnose the HubUse the following table to diagnose the pro

2-3TroubleshootingLED OperationTroubleshootingLED OperationThe tables on the following pages list the hub’s LEDs, their possible states, and diagnosti

2-4TroubleshootingLED OperationTroubleshootingON * Fast FlashFast Flash**A security violation has occurred on the port that is flashing. See SEcure c

2-5TroubleshootingHub Maintenance TasksTroubleshootingHub Maintenance TasksThere are several hub maintenance tasks you can perform. They include: te

HP 10Base-T Hub-16M (J3188A) Installation and Reference GuideMUCHO.BK : ch0.fm5 Page i Thursday, June 26, 1997 11:37 AM

2-6TroubleshootingHub Maintenance TasksTroubleshootingRunning Connectivity TestsBoth the hub and cabling can be tested by running an end-to-end commun

3Managing the HubThis chapter describes the features available from an ASCII console. Topics include: setting up the ASCII Console console command

3-2Managing the HubSetting up the ASCII ConsoleManaging the HubDirectly, Using A Serial Cable and a TerminalTo directly connect a terminal to a hub, f

3-3Managing the HubSetting up the ASCII ConsoleManaging the HubRemotely, Using a Modem and a Terminal1. Use a full-duplex, asynchronous (character-mod

3-4Managing the HubConsole Command ReferenceManaging the HubConsole Command ReferenceEnter at least the first two letters of a command to execute it,

3-5Managing the HubConsole Command ReferenceManaging the HubTo configure one of the hub’s ports for dedicated use in a backup (redundant) link to anot

3-6Managing the HubConsole Command ReferenceManaging the HubTo enable or disable the Cisco Discovery Protocol (CDP). The command takes either an ON o

3-7Managing the HubConsole Command ReferenceManaging the HubTo terminate the console session and reset the console port baud rate to be automatically

3-8Managing the HubConsole Command ReferenceManaging the HubConfiguring for Network ManagementIf the hub is to be managed from a network management st

3-9Managing the HubConsole Command ReferenceManaging the HubTo configure the list of network management stations that are autho-rized to access and ma

© Copyright 1997 Hewlett-Packard CompanyAll Rights Reserved.This document contains information which is protected by copyright. Reproduction, adaptat

3-10Managing the HubConsole Command ReferenceManaging the Hubnetwork management— also called SNMP event alarms). The start of the table is shown below

3-11Managing the HubConsole Command ReferenceManaging the HubExample: To add the network management station with IP address 190.40.101.10 to the list

3-12Managing the HubConsole Command ReferenceManaging the HubTo set or change the password on the hub. The Password is used to prevent unauthorized a

3-13Managing the HubConsole Command ReferenceManaging the HubTo enable (set to ON) or disable (set to OFF) a hub port. The initial setting for all p

3-14Managing the HubConsole Command ReferenceManaging the HubThe Late Collision Monitoring option monitors ports for excessive late collisions. If mon

3-15Managing the HubConsole Command ReferenceManaging the HubSecurity and port LEDs flash, the intruder’s MAC address is displayed on the console Stat

3-16Managing the HubConsole Command ReferenceManaging the HubConfiguring Security on a Single PortTo set or change the security configuration for a si

3-17Managing the HubConsole Command ReferenceManaging the Hubpair ports; that is, the security parameters will all be set to NO (configured address se

3-18Managing the HubConsole Command ReferenceManaging the Hub Send Alarm when intruder detected? and Eavesdrop prevention?:These parameters are defin

3-19Managing the HubConsole Command ReferenceManaging the HubFor Network Management Security. The security violations are indicated by the Security L

iiiHP 10Base-T Hub-16M (J3188A)HP 10Base-T Hub-16M (J3188A)The HP 10Base-T Hub-16M (J3188A) is a multiport repeater with 16 twisted-pair ports, and on

3-20Managing the HubConsole Command ReferenceManaging the Hub Redundant Power Supply status:• NOT CONNECTED means the RPS is not attached to the devi

3-21Managing the HubConsole Command ReferenceManaging the HubTo run a test of the link between the hub and another IEEE 802.3 device.Note The destinat

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ACables and ConnectorsThis appendix lists cables that have been tested and verified for use with the HP Hub-16M. The following topics are covered: r

A-2Cables and ConnectorsRecommended CablesCables and ConnectorsThe following table shows network connections to the hub.You can contact your HP author

A-3Cables and ConnectorsTwisted-Pair Cable/Connector Pin-OutsCables and ConnectorsTwisted-Pair Cable/Connector Pin-OutsTwisted-Pair Cable for Hub-to-C

A-4Cables and ConnectorsRS-232 Connector and Cable Pin-OutsCables and ConnectorsRS-232 Connector and Cable Pin-OutsThe Management Module’s RS-232 port

A-5Cables and ConnectorsRS-232 Connector and Cable Pin-OutsCables and ConnectorsMinimum Cable Pinout for ASCII Console ConnectionRS-232 Modem CablePC

A-6Cables and ConnectorsRS-232 Connector and Cable Pin-OutsCables and ConnectorsTwisted-Pair Cable Pin AssignmentsTwisted-Pair Straight-Through CableH

BSpecificationsPhysical ElectricalThe hub automatically adjusts to any voltage between 100-127 and 200-240 volts and either 50 or 60 Hz.The maxim

ivHP 10Base-T Hub-16M (J3188A)Features Network Connections • Sixteen RJ-45 (twisted-pair) ports to connect to end nodes or other devices.• A Media Dep

B-2SpecificationsSpecificationsConnectorsThe RJ-45 twisted-pair ports are compatible with the IEEE 802.3 Type 10Base-T standard.ElectromagneticEmissio

CModem ConfigurationBefore installing the modems (one attached to the hub and one attached to the terminal/PC), configure them by either issuing the a

C-2Modem ConfigurationModem ConfigurationPractical Peripherals PM288MT II V.34Intel 14.4EXSupra FAX 288At the hub end: Issue the following AT command:

DNetwork AddressingThis appendix describes how network address information is obtained and used. Topics covered are: Communications Between Hub and

D-2Network AddressingIPX Addressing for Novell NetWareNetwork AddressingIPX Addressing for Novell NetWareThe Novell NetWare network operating system u

D-3Network AddressingIP Addresses for IP and Non-IP NetworksNetwork AddressingFor more information, refer to Internetworking with TCP/IP: Principles,

D-4Network AddressingUsing BOOTPNetwork AddressingTime To Live: The number of IP routers a packet is allowed to cross before the packet is discarded.

D-5Network AddressingUsing BOOTPNetwork AddressingBOOTP Table File EntriesAn entry in the BOOTP table file /etc/bootptab for an HP Hub-16M would be si

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EBackup LinksThis chapter describes how to use Backup Links on the hub. Topics described include: how backup links work examples of backup links c

vContents1 Installing the HubInstalling and Configuring Your Hub . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21. Verify included parts .

E-2Backup LinksHow Backup Links WorkBackup LinksLimitations Each hub can monitor a single backup link (only one backup link can be configured on each

E-3Backup LinksExamples of Backup LinksBackup LinksExamples of Backup LinksThe Backup Link function allows you to specify a backup link between two de

E-4Backup LinksExamples of Backup LinksBackup LinksWhen the primary link is repaired, you must re-enable the primary port. It is not re-enabled automa

E-5Backup LinksConfiguring a Backup LinkBackup LinksConfiguring a Backup LinkConfigure the Monitoring Hub Only. All configuration of the backup links

E-6Backup LinksIdentifying the Backup LinkBackup Links5. Enable the primary port in software. This step is necessary because until you have completed

E-7Backup LinksReactivating the Primary LinkBackup LinksReactivating the Primary LinkWhen the primary link is repaired, you can use any of the followi

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FSecurity InformationThis section describes how to set security for your product. It covers the following topics: how intruder prevention works how

F-2Security InformationHow Intruder Prevention WorksSecurity InformationHow Intruder Prevention WorksIntruder Prevention stops an unauthorized compute

F-3Security InformationHow Eavesdrop Prevention WorksSecurity InformationAssigning the Authorized MAC addressYou can assign an authorized MAC address

viA Cables and ConnectorsRecommended Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1Twisted-Pair Cable/C

F-4Security InformationSetting Inbound Security with Intruder PreventionSecurity InformationSetting Inbound Security with Intruder PreventionThe pictu

F-5Security InformationSetting Inbound Security with Intruder PreventionSecurity InformationAuto Port DisableAny port may be configured to be disabled

F-6Security InformationSetting Outbound Security with Eavesdrop PreventionSecurity InformationSetting Outbound Security with Eavesdrop PreventionEaves

F-7Security InformationSetting Outbound Security with Eavesdrop PreventionSecurity InformationMUCHO.BK : CF.FM5 Page 7 Thursday, June 26, 1997 11:3

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GSafety and Regulatory StatementsThis chapter covers the following topics: mounting precautions power precautions safety and regulatory statements

G-2Safety and Regulatory StatementsPower PrecautionsSafety and Regulatory StatementsNote If your installation requires a different power cord than the

G-3Safety and Regulatory StatementsSafety InformationSafety and Regulatory StatementsSafety InformationGroundingThese are safety class I products and

G-4Safety and Regulatory StatementsInformations concernant la sécuritéSafety and Regulatory StatementsInformations concernant la sécuritéCet appareil

G-5Safety and Regulatory StatementsHinweise zur SicherheitSafety and Regulatory StatementsHinweise zur SicherheitDies ist ein Gerät der Sicherheitskla

viiAdditional Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E-2Examples of Backup Links . . . . . . .

G-6Safety and Regulatory StatementsConsiderazioni sulla sicurezzaSafety and Regulatory StatementsConsiderazioni sulla sicurezzaQuesto prodotto è omolo

G-7Safety and Regulatory StatementsConsideraciones sobre seguridadSafety and Regulatory StatementsConsideraciones sobre seguridadEste aparato se enmar

G-8Safety and Regulatory StatementsSafety Information (Japanese)Safety and Regulatory StatementsSafety Information (Japanese)MUCHO.BK : CG.FM5 Page 8

G-9Safety and Regulatory StatementsRegulatory StatementsSafety and Regulatory StatementsRegulatory StatementsFCC Class A Statement (for U.S.A. Only)Th

G-10Safety and Regulatory StatementsDeclaration of ConformitySafety and Regulatory StatementsDeclaration of ConformityThe following Declaration of Con

Index – 1IndexNumerics50-ohm terminatorfor a ThinLAN cable segment … 1-10AActivity LED … 1-4, 1-12, 2-5address selection method … 3-14ASCII console …

2 – IndexDdiagnosing with the LEDs … 2-2diagnostic teststesting the hub only … 2-5DIsconnect command … 3-7EEavesdrop preventionconfiguration … 3-15eav

Index – 3MMAC addressuse in IPX address … 3-8, D-2MAnagers command … 3-9MDI switchusing … 1-8MDI-X switchusing … 1-8MEssageinterval command … 3-11mode

4 – Indexsecurityauthorized … F-2auto … F-5detailed description … F-1eavesdrop … F-2intruder … F-2send alarm … F-5Security LED … 1-4, 1-12, 2-3securit

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