CFM与Smart Link技术耦合应用与实现  

Coupling Application and Implementation of CFM and Smart Link Technology

作　　者：凡霞 梁博成 FAN Xia;LIANG Bocheng(30th Research Institute of China Electronics Technology Corporation,Chengdu 610041,China)

机构地区：[1]中国电子科技集团公司第三十研究所,四川成都610041

出　　处：《通信电源技术》2023年第11期210-212,共3页Telecom Power Technology

摘　　要：介绍了连接故障管理(Connectivity Fault Management,CFM)链路故障检测技术及Smart Link保护倒换技术的工作原理。CFM检测技术作为以太网操作维护管理(Operation Administration and Maintenance,OAM)技术之一,能快速检测网络故障,具有节省网络成本、提高网络可用性的优势。Smart Link作为链路保护倒换技术,在链路故障时能实现快速切换,保障链路上业务的正常转发。在华为交换机的基础上,介绍了CFM技术与Smart Link技术的耦合应用与实现,通过链路检测技术与保护倒换技术的耦合,能够保障网络稳定性,促进故障快速收敛。This paper introduces CFM link fault detection technology and the working principle of Smart Link protection switching technology.As one of the Ethernet Operation Administration and Maintenance(OAM)technologies,CFM detection technology can quickly detect network faults,which has the advantages of saving network costs and improving network availability.As a link protection switching technology,Smart Link can realize fast switching when a link fails,and ensure the normal forwarding of services on the link.On the basis of Huawei switch,this paper introduces the coupling application and realization of CFM technology and Smart Link technology.Through the coupling of link detection technology and protection switching technology,the network stability can be guaranteed and the fault can be quickly converged.

关 键 词：操作维护管理(OAM) 连接故障管理(CFM) Smart Link 交换机 

分 类 号：TN91[电子电信—通信与信息系统]