Brocade MLX Series and Brocade NetIron XMR Hardware ...

Verifying proper operation 4TABLE 43Router LED states and actions (Continued)LED label Desired state Meaning AbnormalstateMeaning or actionPwr On The module isreceiving power.10/100/1000Ethernet Port10/100/1000Ethernet PortInterface moduleOn (green)On or blinking(yellow)A link is establishedwith the remoteport.The port istransmitting andreceiving packets.Pwr On The module isreceiving power.Mgmt ActDuringinitialization:steady blinking.After initialization:occasionalblinking.The activemanagementmodule processorand the interfacemodule processorare communicating.Link On A link is establishedwith the remoteport.OffOffOff for anextendedperiodOffOff for anextendedperiod.OffThe module is not receiving power. Check the following:• Make certain that the module is installed properly. For moreinformation, refer to the module installation section in thischapter that applies to your router model.• If you are using AC power supplies, refer to the AC powersupply LED information in this table for more information.A link is not established with the remote port. Check thefollowing:• Verify that the connection to the other router has beenproperly made. Also, make certain that the other router ispowered on and operating correctly.• Try using a different cable.The port is not transmitting or receiving packets. Check thefollowing:• Look at the LED for the other 10/100/1000 Ethernet port tosee if a link has been established with the remote port.• Verify that the connection to the other router has beenproperly made. Also, make certain that the other router ispowered on and operating correctly.• Try using a different cable.The module is not receiving power. Check the following:• Make certain that the module is installed properly. For moreinformation, refer to the module installation section in thischapter that applies to your router model.• The module may not be receiving enough power. Brocaderecommends installing power supplies in a fully redundantconfiguration as described for each router model in thischapter.• Check the Pwr LED on the management module. If it is on,the management module may be preventing power fromgetting to the interface module.• Enter the show chassis command at any level of the CLI todetermine if the management module recognizes thepresence of all power sources.• If you are using AC power supplies, see the entry for the ACpower supply LED in this table for more information.The interface module may be in interactive mode. Check thestatus of the module by entering the show module command atany level of the CLI.This LED will remain off until you have cabled the interfacemodule ports.After cabling the ports, if this LED is still off, a link is notestablished with the remote port. For more information, refer toTable 45 on page 319.Brocade MLX Series and Brocade NetIron XMR Hardware Installation Guide 29953-1002373-02