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LH8112A-S, LH8124A manual 36 10/100 Managed Hub
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LH8124A
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Troubleshooting
Specification
Install
Master Hub Configuration & Console Management
Connecting Workstations
Group Reset
Restoring System Default Setup
Default Gateway
Broadcast Alarm Status
LED Indicators 12 Port
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Contents
Installation & User Guide
10/100 MANAGED HUB
JUNE
LH8112A LH8124A LH8112A-S LH8124A-S
1999 Black Box Corporation
All rights reserved
Printed in USA
10/100TableManagedofHubContents Installation & User Guide
Installation
Introduction
Using Expansion Modules
Managing Through the Mini Console
4 10/100 Managed Hub
Master Hub Configuration & Console Management
Appendix
6 10/100 Managed Hub
Overview of the 10/100 Managed Hub
Introduction
10/100 Managed Hub LH8112A/LH8112A-S
8 10/100 Managed Hub
10/100 Managed Hub LH8124A/LH8124A-S
Key Features
10/100Mbps Auto Sensing Ports
Stackability
Expansion Slots
10 10/100 Managed Hub
RMON Probe Capability
Redundant Link Capacity
Address Tracking Capability
Source Address Search Capability
Security Intrusion Control Capability
Front Panel Overview Clients
12 10/100 Managed Hub
Front Panel LH8112A-S 12 Ports Front Panel LH8124A-S 24 Ports
LED Indicators 12 Port
LED Indicators 24 Port
LED Indication
Introduction
14 10/100 Managed Hub
Front Panel Overview Master Units
The Switch Module Installed LED is on if a switch module is installed
Introduction
Rear Panel Overview
16 10/100 Managed Hub
Mini Console
Installation
Using Cascade Cables
Installation
Chapter
Constructing a Management Hub Stack
Mini Console Management
Refer to Chapter 3 Managing Through the Mini Console
18 10/100 Managed Hub
Console Management
Refer to Chapter 4 Console Management
Web-Based Management
Refer to the Network Management Guide
Connecting Ethernet Hubs or Devices
20 10/100 Managed Hub
Connecting Workstations
Connecting Fast Ethernet Switching Hubs
Connecting Other Dual Speed Hubs
Installation
Connecting Fast Ethernet Hubs
22 10/100 Managed Hub
Using Expansion Modules
Using Expansion Modules
Expansion Module Overview
Chapter
24 10/100 Managed Hub
Using Expansion Modules
6. Connect the appropriate communication cable to the new module
Link up Transmit Receive
100Mbps Segment Full Duplex Collision
26 10/100 Managed Hub
TX Module LED Indicators
Full Duplex Collision
NOTE Fiber Modules support 100Mbps only
FX Module LED Indicators
Using Expansion Modules
Module LH8100C-2TX
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Module LH8100C-2TX Bridge Jumpers
Module LH8100C-2TX Backpressure Jumpers
Using Expansion Modules
Jumpers Module LH8100C-2TX
JP18
1 2 3 JP16
Module LH8100C-3TX
30 10/100 Managed Hub
Module LH8100C-3TX Bridge Jumpers
Module LH8100C-3TX Backpressure Jumpers
Using Expansion Modules
Jumpers Module LH8100C-3TX
Module LH8100C-2FX
32 10/100 Managed Hub
Module LH8100C-2FX Bridge Jumpers
LH8100C-2FX Duplex Jumper
Using Expansion Modules
Jumpers Module LH8100C-2FX
3 2 1 JP17
Module LH8100C-3FX
34 10/100 Managed Hub
Module LH8100C-3FX Bridge Jumpers
Module LH8100C-3FX Backpressure Jumpers
Using Expansion Modules
Jumpers Module LH8100C-3FX
36 10/100 Managed Hub
Features
Managing Through the Mini Console
Mini Console Overview
Managing Through the Mini Console
VFD Display
Observing Basic Port Information
38 10/100 Managed Hub
Port Indicator Definition
Console Keys
The following table summarizes the definition of the port indicators
Managing Through the Mini Console
Menu Tree
40 10/100 Managed Hub
Managing Through the Mini Console
BAUD RATE
42 10/100 Managed Hub
Observing Network Traffic
Selecting a Group
Managing Through the Mini Console
44 10/100 Managed Hub
Monitoring Port Statistics
Port Statistic Counters
Selecting a Port to Monitor
Managing Through the Mini Console
46 10/100 Managed Hub
Monitoring Port Detail Information
Monitoring All Ports Status
Managing Through the Mini Console
48 10/100 Managed Hub
Monitoring Individual Port Status
Managing Through the Mini Console
Configuring ALL PORTS
50 10/100 Managed Hub
Configuring a single port
Managing Through the Mini Console
52 10/100 Managed Hub
Unit Configuration
Configuring the Unit
Locking the Mini Console
Managing Through the Mini Console
Unlocking the Mini Console
54 10/100 Managed Hub
IP Address Configuration
Network Configuration
Managing Through the Mini Console
56 10/100 Managed Hub
Default Gateway
Subnet Mask
Securing the Hub
Out-of-Band Configuration
58 10/100 Managed Hub
Cancelling the Password
In Case You Forget Your Password
Restoring System Default Setup
Restarting the Hub
Managing Through the Mini Console
System Restart-Continue
System Information Menu
60 10/100 Managed Hub
System Information
Master Hub Configuration and Console Management
Connecting to the Console Interface
Master Hub Configuration & Console Management
Chapter
Menu Convention
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Menu Conventions
Master Hub Configuration & Console Management
Menu Title The menu title briefly describes the purpose of the menu
Using the Console Program
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Logging In
Master Hub Configuration & Console Management
Main Menu
NOTE You must select Save to save any changes you have made
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Monitoring System Information
Master Hub Configuration & Console Management
System Description A textual description of the entity. This also includes the name and version identification of the system’s hardware type, software operating system, and networking software
Setting up for Management
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Master Hub Configuration & Console Management
Mini Console see Chapter Local Console/Remote Telnet
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Local Console/Remote Telnet-SLIP
Parity None Stop Bits 1 stop bit
Master Hub Configuration & Console Management
Console Mode
Out-of-Band Mode
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Stop Bits 1 stop bit
Master Hub Configuration & Console Management
Access Right
74 10/100 Managed Hub
To add a community name
To edit a community name
Master Hub Configuration & Console Management
76 10/100 Managed Hub
Trap Receiver Setup
To set up a trap receiver community name
Master Hub Configuration & Console Management
Configuring a Community Name
Out-of-Band Management Status Displays the current status
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Out-of-Band Management Control
Master Hub Configuration & Console Management
80 10/100 Managed Hub
Trap Filter
Trap Filter Menu
Controlling Devices
The Device Control Menu displays the configurable device sub menus
Master Hub Configuration & Console Management
Group Status
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Group Operational Status
Group Control
Master Hub Configuration & Console Management
Group Reset
To change the setting of a given group
NOTE The selected option takes effect after SAVE is executed
Group Last Change Notify
Master Hub Configuration & Console Management
Repeater Port Control/Status
Port Control
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Link Status Change Notify
Master Hub Configuration & Console Management
2/3 Port Bridge Module Control/Status
TP port with RJ-45 interface Multi-mode with SC type interface
Link Up Link Down
Half Duplex 10Mbps Full Duplex 10Mbps Half Duplex 100Mbps
Full Duplex 100Mbps
External Function Admin State The default value is Disable
Internal Function Admin State The default value is Disable
Bridge Module Control
Master Hub Configuration & Console Management
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Redundant Link Control
Master Hub Configuration & Console Management
Primary The port is currently the active primary link
NOTE The suspend state does not cause the port to be switched over
Configuring Link Pairs
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Editing a Link Pair
Deleting a Link Pair
Master Hub Configuration & Console Management
Configuring Redundant Link Control
Intrusion Status
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Intrusion Authentication Address Auto Learn
Intrusion Violation
Master Hub Configuration & Console Management
Monitoring the Network
Repeater Group Statistics Information Displays the statistic
Repeater Port Statistics Information Displays the statistic
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Master Hub Configuration & Console Management
Repeater Statistics Information
Repeater Statistics Information Menu Absolute
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Absolute
Master Hub Configuration & Console Management
Repeater Group Statistics Information
Relative
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Master Hub Configuration & Console Management
Repeater Port Statistics Information
Absolute
Repeater Port Statistics Information Menu Absolute
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Relative
Master Hub Configuration & Console Management
Collisions Total collisions
104 10/100 Managed Hub
Master Hub Configuration & Console Management
Address Tracking Information
Address Tracking Menu
106 10/100 Managed Hub
Address Tracking Information Menu list
Master Hub Configuration & Console Management
Address Search Information
Address Search Information Menu
Address Search Status
108 10/100 Managed Hub
Master Hub Configuration & Console Management
Broadcast Storm Protection
Broadcast Alarm Status
110 10/100 Managed Hub
Formula for calculating Broadcast packet rate
Master Hub Configuration & Console Management
Broadcast Storm Detected
User Authentication
112 10/100 Managed Hub
User Authentication Menu
Master Hub Configuration & Console Management
User Authentication Menu editable User Authentication Menu updated
System Utility
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System Utility Menu
Master Hub Configuration & Console Management
System Download
Boot ROM Code download - 110Vxxx.BT
NOTE Use the following naming convention
Web Pages Database Information Download - 110Vxxx.WEB
To download TFTP code, perform the following
Master Hub Configuration & Console Management
System Restart Menu
118 10/100 Managed Hub
Factory Reset
Login Timeout Interval
Master Hub Configuration & Console Management
120 10/100 Managed Hub
Configuration Upload Setting
Configuration Upload Request/Status
Master Hub Configuration & Console Management
Configuration Upload Request
SNMP Management
122 10/100 Managed Hub
Managing via MIB File
Product Specifications
Technical Information
Technical Information
Chapter
124 10/100 Managed Hub
Power Requirements Environment Safety Regulations EMI Certifications
Technical Information
Agency Compliance
FCC Radio Frequency Interference Statement
Canadian Radio Frequency Interference Statement
126 10/100 Managed Hub
Normas Oficiales Mexicanas NOM INSTRUCCIONES DE SEGURIDAD
Electrical Safety Statement
Technical Information
128 10/100 Managed Hub
Appendix
DEFAULT GATEWAY
UTILIZATION GROUP SELECT
ALL PORTS
Troubleshooting the Network
130 10/100 Managed Hub
Q Is there a loop detection and isolation feature available in
Appendix
5660-810001-002 A 6/99
1000 Park Drive Lawrence, PA 15055-1018 724-746-5500 Fax
