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总结了成渝铁路光纤接入网在组网中的特点：数字式程控调度电话网、多种方式及速率的数据交换网、大容量少局所的自动交换网、方便灵活的音频专线网、新式的网管维护区域划分等。并根据目前接入网技术的发展水平和铁路通信的实际状况，提出了铁路接入网建设和铁路通信发展的建议：新线建设严格遵循大容量少局所的观念、交换网的维护与接入网的维护统一，统筹考虑有线电视的传输与接入网建设、接入网安全性及可靠性、小站电源的集中维护等。
Summarizes the Chengdu-Chongqing optical fiber access network in the network features: digital program-controlled telephone network scheduling, a variety of ways and rates of data exchange network, small capacity of the automatic exchange network, convenient and flexible audio dedicated network, the new The network management to maintain regional division. According to the current development of access network technology and the actual situation of railway communication, this paper puts forward some suggestions on the construction of railway access network and the development of railway communication: the construction of new line strictly follows the concept of large capacity and small office, the maintenance and access of switching network Network maintenance unified, overall consideration of cable television transmission and access network construction, access network security and reliability, centralized power station maintenance.