SuperStack
 3Com Corporation 5400 Bayfront Plaza Santa Clara, California
 Contents
 Setting UP for Management
 Technical Specifications and PIN-OUTS
 3Com Knowledgebase Web Services
 About this Guide
 Convention Description
Conventions
Icon Description
 Registration
Related Documentation
Product
Documentation
 About this Guide
 Balancer
 Server Load Balancer
Feature Server Load Balancer Plus Memory
Feature Server Load Balancer Plus Algorithms
12 10/100 LAN Ports
 Server Load
Balancer Front View Detail
 10/100BASE-T Port Status LEDs
Color Indicates Power/Self Test LED
Power LED
1000BASE-SX Port Status LEDs
 Power Socket
Balancer Rear View Detail
 Documentation shipped with the power system
Advanced Redundant Power System output
Type 3 Power Module, read the Safety Information section
Disconnecting the power cord
 Installing the Server Load
 Installing the Server Load Balancer
 Rack-mounting
Server Load Balancer if they have been fitted
 Placing Units On
Choosing
Correct Cables
Top of Each Other
 Sequence
Power-up
Powered-up and ready for operation
 Problem Suggested Solution
On powering-up, the Power/Self Test LED lights yellow
 Setting UP for Management
 Address
Methods Managing Server Load Balancer
Assigning an IP
 SEC
 Setting UP for Management
 Interface
 Security Warning Window
 To install the plug-in, complete the following steps
Web Interface pages appears
 After a management session
Network Password window appears
Interfacesteps
 Banner
Using the Web Interface
Web interface is made up of three areas
Navigation Tree
 Device Summary
Summary information is displayed in a two tables
System Summary
 Port Hotspots
Unit Hotspot
 Control Buttons
Color Action
 Logical View
 Button Action
 Help View
 Management
Setting up Snmp
Trap Community String field is defaulted to public
Specifying
 Load Balancer
Upgrading
Operating Software
 Working with the WEB Interface
 Server Load Balancing
 Example
Configuration
Balancing
Approximately double the performance of Server B
 Configuring for Non-redundant Server Load Balancing
 Click Next. The Getting Started Password page appears
 Configuring Redundant
 Load Balancing
Balancer 1 and is configured for the same service
Redundant Server
 Redundancy
Configuring for
Active-Passive
Load Balancer for active-passive redundancy
 Enter 10.20.30.56 in the Device B IP Address field
 Active-Active
Load Balancer for active-active redundancy
 Click Next. The Getting Started IP Settings page appears
 Enter 25 in the Virtual router ID a field
Setting
Settings
Enter 26 in the Virtual router ID B field
 Configuring Redundant Server Load Balancing
 Redirection
 Cache Redirection Configuration Example
 Subnet
Configuration
Defining a Cache
Non-redundant
 Click Next Click Finish. Your cache subnet has been added
 Assigning Caches to
Services
Adding a Cache
Been created
 Steps
Enter a descriptive name, such as Cache2, in the Name field
 Supported Algorithms Description Destination
Weighted Round Robin
Weighted Least
Round Robin
 This sets the number of retries a health check is attempted
Timeout
Retries field
 Balancing
 Click Next. The Server Subnet Define Subnet page appears
Click Finish. Your server subnet has been added
 Changing Lan Port Roles
 Adding a Server
 Highlight Http and click the Next
Click Continue with Advanced Settings
Enter a descriptive name, such as Web, in the Name field
 Assigning Servers
To Service
Server load balancing service
Showing Status
 Enter 8080 in the Server port field Click OK
Click Server Assignments
Click on the cell next to Server A. a pop-up menu appears
 This user group
Adding a User
Group
To add a user group, complete the following steps
 To assign permissions, complete the following steps
Click Permissions
 Quickest Average
Supported Algorithms Description Round Robin
Quickest Last Response
Response
 This sets the number of retries in a health check period
 Filters
Select the attack filters you wish to enable and click OK
Mitigation
Filter Description
 Select Security User
Modifying Admin Access
Modifying Monitor Access
 Configuring for Load Balancing
 Safety Information
 Important Safety
Information
 Important Safety Information
 Personnel qualifié
’information de
Sécurité Importante
Hub plus étroites
 ’information de Sécurité Importante
 Wichtige Sicherheitsinformat ionen
Europe
 Achtung Faseroptikanschlüsse Optische Sicherheit
 Appendix a Safety Information
 Balancer and the Server Load Balancer Plus
Specifications
PIN -OUTS
 Pin to RS232 25-pin
Console Port Cable
PC-AT Serial
Pin to 9-pin
 3Com
Services
Online Technical
 Username anonymous
 Asia, Pacific Rim
Europe, Middle East Africa
 North America
 Country Telephone Number Fax Number
 Appendix C Technical Support
 Index
Numbers
 Specifications, system 83 summary view
 Summary view 32 World Wide Web WWW
 Index
 Superstack 3 Server Load Balancer 3C16120
 Obtaining Warranty Service
 Warranties Exclusive
 Other Services
 Regulatory Notices