Dynamic detection method for networking of GSM-R (Global System for Mobile Communications-Railway) digital optical fiber repeater

The invention discloses a dynamic detection method for networking of GSM-R (Global System for Mobile Communications-Railway) digital optical fiber repeaters, which belongs to the technical field of dynamic detection of railway communication and comprises the following steps of: S1, respectively configuring the GSM-R digital optical fiber repeaters for automatic time delay adjustment, ring structure networking single-point fault, uplink ground noise suppression and automatic carrier frequency tracking detection; s2, the base station and the repeater in the test area work normally, and the dynamic detection vehicle is driven from the RU5 to the RU1; s3, the GSM-R digital optical fiber repeater is set, and detection is started; s4, setting the dynamic detection system quantity, and artificially simulating a fault; and S5, in the process from the RU5 to the RU1 by the dynamic detection vehicle, detecting related parameters of automatic time delay adjustment, ring structure networking single point fault, uplink bo