Allied Telesis X600-24TS-POE+, x600-48Ts, x600-24Ts/XP, x600-24Ts-POE manual Troubleshooting, Chapter

Page 93

Chapter 5

Troubleshooting

This chapter contains information about how to troubleshoot a switch in the event a problem occurs. Sections in the chapter include:

ˆ“Power LED is Off” on page 94

ˆ“Twisted Pair Port Link LED is Off” on page 95

ˆ“SFP or XFP LED is Off” on page 96

ˆ“Transceiver is Installed but the Status is “Not Present”” on page 97

ˆ“System Fault LED is Blinking” on page 98

ˆ“System Fault LED is Steadily On” on page 99

ˆ“Cannot Establish a Local (Out-of-Band) Management Session” on page 100

ˆ“Switch Functions Intermittently” on page 101

ˆ“Issues with Virtual Stacking Chassis Configuration” on page 102

Note

If you are unable to resolve the problem after following the instructions in this chapter, contact Allied Telesis Technical Support for assistance. Refer to “Contacting Allied Telesis” on page 16 for contact information.

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Contents Installation Guide Page Electrical Safety and Emissions Standards Translated Safety Statements Contents Overview Preparation Installing the AT-StackXG Module List of Figures X600-24Ts-POE SwitchFigures List of Tables Tables Preface Product Documentation Starting a Management Session Symbol Meaning Description Safety Symbols Used in this DocumentWhere to Find Web-based Guides Contacting Allied Telesis Management Software UpdatesChapter OverviewIntroduction LEDs Switch DescriptionsShows the x600-24Ts/XP switch front and rear panel X600-24Ts/XP SwitchShows the x600-48Ts switch front and rear panel X600-44Ts/XP X600-48Ts/XP SwitchX600-24Ts-POE Switch X600-24Ts-POE+ Switch 10/100/1000Base-T Ports Connector Type Speed Duplex Mode Maximum DistancePort Pinouts Cable Type Auto-MDISFP Transceiver Slots XFP Transceiver Slots Models Ports and Slots Combo PortsSD Card Slot 10/100/1000 Base-T LEDs Port LEDsLED SFP LEDs x600-24 Port Switch XFP Transceiver Slot LEDs SFP LEDs x600-48 Port Switch SFP Slot LED DescriptionsXFP Slot LED State Description System Status LEDsStack LEDs Non PoE Switch Stack LEDsMstr Defined in Table Secure Digital SD LEDTerminal Port Power Over Ethernet PoE and PoE+ PoE PoE+ Enhanced PoE Differences between PoE, PoE+ and Enhanced PoE Overview Implementation 10/100BASE-TX AT-RPS3204 Redundant Power Supply Unit Redundant Power SuppliesAT-LBM Loop Back Module VCS Stacking Module AC Power Connector Overview Virtual Chassis Stacking VCStackTM Introduction Features of VCStacking Physical StackVCS Stacking Modules, Cables, and Connections Ring Configuration VCStack Recovery StatesEvent on Master Node Reaction on Reaction on Stack Resiliency Link Configurations via Switch Ports Resilient Stacked Topology Role of the Stack Master Stack FormationCommon Stack Configuration Stack Member Identification Running QoS within a VCS stack Stack Member Failure RecoveryFallback Action VCS Failure RecoveryAdding a Stack Member Stack MaintenanceVirtual Chassis Stacking Installing the Hardware Reviewing Safety Precautions X600 Layer 3 Gigabit Ethernet Switch Installation Guide Installing the Hardware Unpacking a Switch Installing the Power Cord Retaining Clip Actactivity Installing the Switches in an Equipment RackMounting the Switch in a Rack 24Ts/XP Resetting the SwitchVC Stacking Module Installation Installing AT-StackXG Module Securing the AT-StackXG Stacking Module Software Reference Installing the Hardware Cabling the Network Ports Twisted Pair Cable Specifications Twisted Pair and Fiber Optic SpecificationsSFP/XFP Transceiver SpecificationsInstalling an SFP Transceiver Installing SFP/XFP Transceivers1331 1334 Installing an XFP Transceiver Installing an XFP TransceiverCabling the Network Ports Cabling the 10/100/1000Base-T and Fiber Optic Ports Connecting the AC Power Cord Powering on a SwitchStarting a Local Management Session Cabling the Network Ports Warranty Registration Cabling the Network Ports Troubleshooting Power LED is Off Twisted Pair Port Link LED is Off SFP or XFP LED is Off Transceiver is Installed but the Status is Not Present System Fault LED is Blinking System Fault LED is Steadily On Cannot Establish a Local Out-of-Band Management Session Switch Functions Intermittently Issues with Virtual Stacking Chassis Configuration Technical Specifications Physical SpecificationsAppendix a Power Specifications Environmental SpecificationsCertifications RJ-45 Twisted Pair Port Pinouts Pin SignalPinout Pair RJ-45 Style Serial Terminal Port Pinouts AT-RPS3104 17-pin Connector PinoutsPin Definition AT-RPS3204 21-pin D-combo Port and Connector Pinouts Pin Appendix a Technical Specifications 112
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