network information and control exchangeNICEDIGITAL Network Architecture, the protocol used for triggering downline loading, upline dumping, testing, reading parameters and counters, setting parameters, and zeroing counters.；在数字网络体系结构DNA的网络管理层中，用来启动下行线路加载、上行线路转储、测试、读参数和计数器、设置参数以及清除计数器等的协议。