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Maintaining T4000 PICs



For optimum router performance, verify the condition of the PICs.


On a regular basis:

  • Check the LEDs on PIC faceplates. A PIC LED lit green indicates the PIC is functioning normally.

    The meaning of the LED states differs for various PICs. For more information, see the T4000 Core Router Interface Module Reference. If the FPC that houses the PIC detects a PIC failure, the FPC generates an alarm message to be sent to the Routing Engine.

  • Use the show chassis fpc pic-status command or show chassis pic comand. The PIC slots in an FPC are numbered from 0 through 1, top to bottom: