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Host Subsystem LEDs on the M120 Craft Interface
Each host subsystem has three LEDs, located in the middle of the craft interface, that indicate its status. The LED labeled 0 indicates the status of the Routing Engine and CB installed in slot CB0. The LED labeled 1 indicates the status of the Routing Engine and CB installed in slot CB1.Table 1 describes the functions of the host subsystem LEDs.
Table 1: M120 Host Subsystem LEDs
