PTN网络环网保护技术研究

摘要

从提出和分析PTN网络保护技术现状问题出发，总结PTN环网保护对运营商的重要意义。通过研究PTN环网保护技术的原理和实现机制，对不同技术方案、技术标准的优缺点进行分析总结，同时也提出了笔者自己的观点和看法，提出了环网保护技术配置方案建议，最后对环网保护技术及PTN网络未来发展趋势进行了展望。%This paper presented and analyzed the protection technology of Packet Transport Network (PTN) which means significant importance for operators. Through analyzing the advantages and disadvantages of different technical solutions and standards of PTN ring protection technology, an applied configuration of PTN ring protection technology was proposed. The suggested configuration will play an important role in the future PTN network.