HP SuperStack 3 Load Balancer Appliance manual Color Indicates Power/Self Test LED, Power LED

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14CHAPTER 1: INTRODUCING THE SERVER LOAD BALANCER

LEDs Table 5 lists LEDs visible on the front of the Server Load Balancer, and how to read their status according to color.

Table 5	LED Behavior

LED	Color	Indicates

Power/Self Test LED
	Yellow	The Server Load Balancer has failed its Power On Self
		Test (POST) or a failure is detected in the runtime.
	Yellow flashing	The Server Load Balancer is running POST.
	Off	No fault has been detected.
Power LED
	Green	The Server Load Balancer is receiving power.
	Green flashing	The Server Load Balancer is receiving power and
		downloading new operating software.
	Off	The Server Load Balancer is not receiving power.
10/100BASE-T Port Status LEDs
Packet	Yellow	Packets are being transmitted/received on the port.
	Off	No packets are being transmitted/received on the port.
Status	Green	A link is present and the port is enabled.
	Green flashing	The port is disabled.
	Off	No link is present.
1000BASE-SX Port Status LEDs
Packet	Yellow	Packets are being transmitted/received on the port.
	Off	No packets are being transmitted/received on the port.
Status	Green	A high speed (1000 Mbps) link is present, and the port
		is enabled.
	Green flashing	A high speed (1000 Mbps) port is disabled.
	Off	No link is present.

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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 Convention Description ConventionsIcon 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 OtherSequence Power-upPowered-up and ready for operation Problem Suggested Solution On powering-up, the Power/Self Test LED lights yellowSetting UP for Management Address Methods Managing Server Load BalancerAssigning an IP SEC Setting UP for Management Interface Security Warning Window To install the plug-in, complete the following steps Web Interface pages appearsAfter a management session Network Password window appearsInterfacesteps Banner Using the Web InterfaceWeb interface is made up of three areas Navigation TreeDevice Summary Summary information is displayed in a two tablesSystem Summary Port Hotspots Unit HotspotControl Buttons Color ActionLogical View Button Action Help View Management Setting up SnmpTrap Community String field is defaulted to public SpecifyingLoad Balancer UpgradingOperating Software 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 Load Balancing Balancer 1 and is configured for the same serviceRedundant Server 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 RobinThis sets the number of retries a health check is attempted TimeoutRetries field Balancing Click Next. The Server Subnet Define Subnet page appears Click Finish. Your server subnet has been addedChanging Lan Port Roles Adding a Server Highlight Http and click the Next Click Continue with Advanced SettingsEnter a descriptive name, such as Web, in the Name field Assigning Servers To ServiceServer load balancing service Showing StatusEnter 8080 in the Server port field Click OK Click Server AssignmentsClick on the cell next to Server A. a pop-up menu appears 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 DescriptionSelect Security User Modifying Admin AccessModifying Monitor Access 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 Balancer and the Server Load Balancer Plus SpecificationsPIN -OUTS Pin to RS232 25-pin Console Port CablePC-AT Serial Pin to 9-pin3Com ServicesOnline Technical 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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