HP SuperStack 3 Load Balancer Appliance manual Installing the Server Load Balancer

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18CHAPTER 2: INSTALLING THE SERVER LOAD BALANCER

Package Contents Your shipping container should contain the following items:

■Server Load Balancer (3C11620)

or Server Load Balancer Plus (3C11621)

■User Guide (this guide)

■Power Cord

■2 x mounting brackets

■6 x screws

■4 x rubber feet

Choosing a Suitable The Server Load Balancer is suited for use where it can be mounted in a

Sitestandard 19-inch equipment rack, or free-standing. A rack-mounting kit, containing two mounting brackets and six screws is supplied with the unit.

CAUTION: Ensure that the ventilation holes are not obstructed.

When deciding where to position the Server Load Balancer, ensure that:

■Cabling is located away from sources of electrical noise such as radios, transmitters and broadband amplifiers.

■Cabling is located away from power lines and fluorescent lighting fixtures

■The Server Load Balancer is accessible and cables can be connected easily.

■Water or moisture cannot enter the case of the Server Load Balancer.

■Air-flow is not restricted around the Server Load Balancer or through the vents in the side of the Server Load Balancer. 3Com recommends that you provide a minimum of 25 mm (1 in.) clearance.

■The air is as free from dust as possible.

■No more than four Server Load Balancer units are placed on top of one another, if the units are free-standing.

■Temperature operating limits are not exceeded. It is recommended that the unit is installed in a clean, air conditioned environment.

■Ensure there is adequate clearance at the front of the unit to ensure that the fibers are not damaged as they have a restricted bend radius.

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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 Registration Related DocumentationProduct DocumentationAbout this Guide Balancer Server Load Balancer Feature Server Load Balancer Plus MemoryFeature Server Load Balancer Plus Algorithms 12 10/100 LAN PortsServer Load Balancer Front View Detail10/100BASE-T Port Status LEDs Color Indicates Power/Self Test LEDPower LED 1000BASE-SX Port Status LEDsPower Socket Balancer Rear View DetailDocumentation shipped with the power system Advanced Redundant Power System outputType 3 Power Module, read the Safety Information section Disconnecting the power cordInstalling the Server Load Installing the Server Load Balancer Rack-mounting Server Load Balancer if they have been fittedPlacing Units On ChoosingCorrect Cables Top of Each OtherPower-up Powered-up and ready for operationSequence Problem Suggested Solution On powering-up, the Power/Self Test LED lights yellowSetting UP for Management Methods Managing Server Load Balancer Assigning an IPAddress SEC Setting UP for Management Interface Security Warning Window To install the plug-in, complete the following steps Web Interface pages appearsNetwork Password window appears InterfacestepsAfter a management session Banner Using the Web InterfaceWeb interface is made up of three areas Navigation TreeSummary information is displayed in a two tables System SummaryDevice Summary Port Hotspots Unit HotspotControl Buttons Color ActionLogical View Button Action Help View Management Setting up SnmpTrap Community String field is defaulted to public SpecifyingUpgrading Operating SoftwareLoad Balancer Working with the WEB Interface Server Load Balancing Example ConfigurationBalancing 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 Redundancy Configuring forActive-Passive Load Balancer for active-passive redundancyEnter 10.20.30.56 in the Device B IP Address field Active-Active Load Balancer for active-active redundancyClick Next. The Getting Started IP Settings page appears Enter 25 in the Virtual router ID a field SettingSettings Enter 26 in the Virtual router ID B fieldConfiguring Redundant Server Load Balancing Redirection Cache Redirection Configuration Example Subnet ConfigurationDefining a Cache Non-redundantClick Next Click Finish. Your cache subnet has been added Assigning Caches to ServicesAdding a Cache Been createdSteps Enter a descriptive name, such as Cache2, in the Name fieldSupported Algorithms Description Destination Weighted Round RobinWeighted Least Round RobinTimeout Retries fieldThis sets the number of retries a health check is attempted Balancing Click Next. The Server Subnet Define Subnet page appears Click Finish. Your server subnet has been addedChanging 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 Assigning Servers To ServiceServer load balancing service 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 This user group Adding a UserGroup To add a user group, complete the following stepsTo assign permissions, complete the following steps Click PermissionsQuickest Average Supported Algorithms Description Round RobinQuickest Last Response ResponseThis sets the number of retries in a health check period Filters Select the attack filters you wish to enable and click OKMitigation Filter DescriptionModifying Admin Access Modifying Monitor AccessSelect Security User Configuring for Load Balancing Safety Information Important Safety InformationImportant Safety Information Personnel qualifié ’information deSécurité Importante Hub plus étroites’information de Sécurité Importante Wichtige Sicherheitsinformat ionen EuropeAchtung Faseroptikanschlüsse Optische Sicherheit Appendix a Safety Information Specifications PIN -OUTSBalancer and the Server Load Balancer Plus Pin to RS232 25-pin Console Port CablePC-AT Serial Pin to 9-pinServices Online Technical3Com Username anonymous Asia, Pacific Rim Europe, Middle East AfricaNorth America Country Telephone Number Fax Number Appendix C Technical Support Index NumbersSpecifications, 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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