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    Display the SFM LED Status at the Command Line

    Purpose

    To check the SFM LED status at the command line.

    Action

    To display the SFM LED status, use the following command:

    user@host> show chassis craft-interface

    Sample Output

    user@host> show chassis craft-interface
    [...Output truncated...]
    SFM LEDs:
      SFM  0   1   2   3
    -----------------------
    Amber  .   .   *   .
    Green  *   *   .   *
    Blue   *   *   .   * 
    

    Meaning

    The command output is for an M160 router. The SFMs in slots 0 and 1 are online and are functioning normally. The status colors represent the possible SFM operating states: Amber (Fail), Green (OK), and Blue (Master). The (*) indicates the current operating state. There are no SFMs in slots 2 and 3.

     

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    Published: 2012-08-20