HP J3128A AdvanceStack 10Base-T Hub-8E Manuals

• 9

  Table of Contents

15

Installing the HP Advancestack 10Base-T Hubs

• 16

  Installation Summary
  • 16

    Included Parts
• 17

  Installation Steps
  • 17

    Install Add-In Modules (Optional)
  • 18

    Verify the Hub's Operation
  • 19

    Mount the Hub
    • 20

      Mounting the Hub in a Rack or Cabinet
    • 24

      Mounting the Hub on a Wall
  • 25

    Complete the Network Connections to the Hub
    • 25

      Connecting Computers and Other Devices
    • 26

      Hub-To-Hub Network Connections
    • 27

      Hub-To-Network Backbone Connections
    • 28

      Network Port Connections
    • 33

      Cable Management
  • 34

    Connect the Hub to the Distributed Management Console (Optional)
    • 35

      Using a Direct Serial Connection
    • 36

      Using a Modem Connection with HP Stack Manager
    • 38

      Using the Distributed Management Chain

39

Installing and Using HP Stack Manager

• 40

  Software Description
• 41

  Computer Requirements
• 42

  Installing and Starting HP Stack Manager
• 43

  HP Stack Manager Basic Features
  • 44

    Communications Settings
  • 44

    Connect/Disconnect
  • 45

    Automatic Chain Display
  • 45

    Online Help
  • 45

    Port Status Display
  • 45

    LAN Traffic Statistics
  • 45

    Hub Identification
  • 46

    Port Enable/Disable
  • 46

    Port Counters
  • 46

    Reset
  • 46

    Redundant Power Supply (RPS)
• 47

  HP Stack Manager Advanced Features
  • 47

    Higher-Speed Serial Access
  • 47

    Modem Access for HP Stack Manager
  • 48

    IP Configuration
  • 48

    Password
  • 49

    Authorized Managers
  • 49

    Backup Link
  • 49

    Robust Port Control
  • 50

    Network Tests
  • 50

    Factory Reset

51

Hub Reference

• 52

  Front and Back Panel Descriptions
  • 53

    Front of the Hub
  • 55

    Back of the Hub
• 55

  How the Hubs Work
  • 55

    Collision Detection
  • 56

    Auto-Segmentation
  • 57

    Link Beat
• 58

  Managing Your Hub -HP Distributed Management
  • 59

    Chaining the Hubs
  • 59

    Out-Of-Band Management
  • 59

    In-Band (Network) Management
• 60

  Security Features
  • 61

    Port Security
  • 61

    Authorized Managers List
  • 62

    Password Protection
• 62

  Optional Modules
  • 62

    HP Ethernet SNMP Module
  • 64

    HP Transceiver Modules
  • 65

    HP Router Module
• 67

  HP Dial-A-LAN Remote Access Server
  • 67

    HP J2623A Dial-A-LAN 2A/Plus V.34
  • 68

    HP J2624A Dial-A-LAN 4A
• 69

  Firmware Enhancements

71

Troubleshooting

• 72

  Troubleshooting Approaches
• 73

  Diagnosing with the Leds
  • 73

    LED Pattern During Self-Test
  • 74

    LED Error Indications
• 76

  Installation Problems
  • 76

    Incorrect Installation
  • 76

    ASCII Console Connection Problems
• 77

  Cabling Problems
  • 77

    Connections
  • 77

    Non-Standard Cables
  • 78

    Topology
• 78

  Unusual Network Activity
• 78

  IP Configuration Errors
• 79

  Diagnostic Tests
  • 79

    Testing the Hub Only
  • 79

    Testing the Hub's Ports and the Links
  • 80

    Testing Twisted-Pair Cabling
• 81

  Clearing a Password
• 82

  Customer Support Services
  • 83

    Hewlett-Packard FTP Library Service
  • 84

    Compuserve
  • 85

    HP FIRST Fax Retrieval Service
  • 85

    HP Network Phone-In Support (NPS)

87

Cables and Connectors

• 87

  Recommended Cables
• 88

  Twisted-Pair Cable/Connector Pin-Outs
  • 90

    Twisted-Pair Cable for Hub-To-Computer Network Connection
  • 91

    Twisted-Pair Cable for Hub-To-Hub Distributed Management Chaining (Not a Network Connection
  • 92

    Twisted-Pair "Crossover" Cable for Hub-To-Hub Network Connection
  • 93

    Twisted-Pair Cable Pin Assignments
• 93

  Thinlan Cable Requirements
• 94

  AUI Cable Minimum Pin-Out
  • 95

    Pin-Out for Hub's RS-232 Port Connector
  • 96

    RS-232-C "Null Modem" Cable for Direct Console Connection (Supplied with the Hub
  • 96

    RS-232-C Modem Cable

97

Specifications

101

Network Addressing

• 102

  Communication between the Hub and Network Management Station
• 103

  IPX Addressing for Novell Netware
  • 103

    IPX Addressing Notes
• 104

  IP Addresses for IP and Non-IP Networks
  • 104

    Using Assigned IP Addresses
  • 104

    Building Your Own IP Addressing Scheme
• 106

  Using BOOTP
  • 106

    The BOOTP Process
  • 106

    BOOTP Table File Entries

109

Backup Links

• 109

  Description
  • 111

    Limitations
  • 111

    Additional Notes
• 112

  Configuring a Backup Link
• 113

  Identifying the Backup Link
• 114

  Indications of Backup Link Activation
• 115

  Reactivating the Primary Link
• 116

  Example Topologies
  • 116

    Example 1: Hub-To-Hub
  • 117

    Example 2: Backup Link Using Alternative Medium

119

Safety and Regulatory Statements

129

Index