通信网的规模越来越大,迫于障碍防控和提高处理应急障碍速度的线路维护压力,形成了光缆纤芯资源共享的思路。介绍了光缆纤芯资源共享的两种模型,比较了这两种模型的优点和缺点。 Increasing the size of the communication network, forced by the barriers to prevent and control and improve the speed of dealing with emergency barriers to maintain the pressure of the line, forming a fiber optic cable core resource sharing ideas. Two models of optical fiber core resource sharing are introduced, and the advantages and disadvantages of these two models are compared.