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    Determination of Redundancy Status for Line Modules and SRP Modules Using Status LEDs

    You can determine the redundancy state of line modules and SRP modules by examining their status LEDs. See Table 1 for a description of the LEDs functions. In addition, if you issue the show version command, the state field for the slot that contains the redundant SRP module indicates standby.

    Table 1: Function of the Online and Redundant LEDs

    Online LED

    Redundant LED

    State of the Module

    Off

    Off

    Module is booting or is an inactive primary line module.

    On

    Off

    Module is active, but no redundant module is available.

    Off

    On

    Module is in standby state.

    On

    On

    Module is active, and a redundant module is available.

    Published: 2014-08-12