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