HP SuperStack 3 Load Balancer Appliance manual Configuring Redundant

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6	CONFIGURING REDUNDANT
	CONFIGURING REDUNDANT
	SERVER LOAD BALANCING

In this chapter, a typical redundant server load balancing scenario is presented, with instructions for configuring the Server Load Balancer.

The information presented in this chapter is for example purposes only and actual addresses will vary.

The following is a list of steps for the scenario presented for configuring redundant server load balancing. These steps explained in detail in this chapter are:

■Configuring for Active-Passive Redundancy

■Configuring for Active-Active Redundancy

■Active-Active Device Allocation

■Setting Redundancy Settings

Before you complete the steps explained in this chapter, you must have completed the preliminary setup described in Chapter 3 Setting Up for Management.

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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 Conventions Icon DescriptionConvention Description Product Related DocumentationRegistration DocumentationAbout this Guide Balancer Feature Server Load Balancer Plus Algorithms Feature Server Load Balancer Plus MemoryServer Load Balancer 12 10/100 LAN PortsBalancer Front View Detail Server LoadPower LED Color Indicates Power/Self Test LED10/100BASE-T Port Status LEDs 1000BASE-SX Port Status LEDsBalancer Rear View Detail Power SocketType 3 Power Module, read the Safety Information section Advanced Redundant Power System outputDocumentation shipped with the power system Disconnecting the power cordInstalling the Server Load Installing the Server Load Balancer Server Load Balancer if they have been fitted Rack-mountingCorrect Cables ChoosingPlacing Units On Top of Each OtherPower-up Powered-up and ready for operationSequence On powering-up, the Power/Self Test LED lights yellow Problem Suggested SolutionSetting UP for Management Methods Managing Server Load Balancer Assigning an IPAddress SEC Setting UP for Management Interface Security Warning Window Web Interface pages appears To install the plug-in, complete the following stepsNetwork Password window appears InterfacestepsAfter a management session Web interface is made up of three areas Using the Web InterfaceBanner Navigation TreeSummary information is displayed in a two tables System SummaryDevice Summary Unit Hotspot Port HotspotsColor Action Control ButtonsLogical View Button Action Help View Trap Community String field is defaulted to public Setting up SnmpManagement SpecifyingUpgrading Operating SoftwareLoad Balancer Working with the WEB Interface Server Load Balancing Balancing ConfigurationExample Approximately double the performance of Server BConfiguring for Non-redundant Server Load Balancing Click Next. The Getting Started Password page appears Configuring Redundant Balancer 1 and is configured for the same service Redundant ServerLoad Balancing Active-Passive Configuring forRedundancy Load Balancer for active-passive redundancyEnter 10.20.30.56 in the Device B IP Address field Load Balancer for active-active redundancy Active-ActiveClick Next. The Getting Started IP Settings page appears Settings SettingEnter 25 in the Virtual router ID a field Enter 26 in the Virtual router ID B fieldConfiguring Redundant Server Load Balancing Redirection Cache Redirection Configuration Example Defining a Cache ConfigurationSubnet Non-redundantClick Next Click Finish. Your cache subnet has been added Adding a Cache ServicesAssigning Caches to Been createdEnter a descriptive name, such as Cache2, in the Name field StepsWeighted Least Weighted Round RobinSupported Algorithms Description Destination Round RobinTimeout Retries fieldThis 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 appearsChanging Lan Port Roles Adding a Server Click Continue with Advanced Settings Enter a descriptive name, such as Web, in the Name fieldHighlight Http and click the Next Server load balancing service To ServiceAssigning Servers Showing StatusClick Server Assignments Click on the cell next to Server A. a pop-up menu appearsEnter 8080 in the Server port field Click OK Group Adding a UserThis user group To add a user group, complete the following stepsClick Permissions To assign permissions, complete the following stepsQuickest Last Response Supported Algorithms Description Round RobinQuickest Average ResponseThis sets the number of retries in a health check period Mitigation Select the attack filters you wish to enable and click OKFilters Filter DescriptionModifying Admin Access Modifying Monitor AccessSelect Security User Configuring for Load Balancing Safety Information Information Important SafetyImportant Safety Information Sécurité Importante ’information dePersonnel qualifié Hub plus étroites’information de Sécurité Importante Europe Wichtige Sicherheitsinformat ionenAchtung Faseroptikanschlüsse Optische Sicherheit Appendix a Safety Information Specifications PIN -OUTSBalancer and the Server Load Balancer Plus PC-AT Serial Console Port CablePin to RS232 25-pin Pin to 9-pinServices Online Technical3Com Username anonymous Europe, Middle East Africa Asia, Pacific RimNorth America Country Telephone Number Fax Number Appendix C Technical Support Numbers IndexSpecifications, 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

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CONFIGURING REDUNDANT

SERVER LOAD BALANCING