N + 1: N line protection system is applied in the field of optical communication. Through the real-time monitoring function of the system, when the optical line fails, it can quickly judge the fault and switch to the standby system instantaneously, so as to ensure the uninterrupted operation of the communication system.
N + 1: N line protection system is applied in the field of optical communication. Through the real-time monitoring function of the system, when the optical line fails, it can quickly judge the fault and switch to the standby system instantaneously, so as to ensure the uninterrupted operation of the communication system.