基于双BRAS组网建设的可探索应用  

Explorable Application Based on Dual BRAS Networking Construction

作　　者：肖文彬 王洪斌 XIAO Wenbin;WANG Hongbin(Jiangsu Cable Network Development Co.,Ltd,Jiangyin Branch,Jiangyin 214400,China)

机构地区：[1]江苏有线网络发展有限责任公司江阴分公司,江苏江阴214400

出　　处：《中国有线电视》2022年第7期21-25,共5页China Digital Cable TV

摘　　要：宽带接入服务器(BRAS)在IP城域网中是关键的业务控制层设备,PPPoE、IPoE、静态IP等越来越多的业务依靠统一功能的BRAS设备承载。对影响BRAS组网建设的可靠性因素进行了分析,从BRAS的设备级可靠性、网络级可靠性、业务级可靠性等方面对常用BRAS的可靠性组网方案进行探讨,结合本地城域网BRAS备份部署案例做了相应方案的对比和说明。Broadband Access Server(BRAS)is a key service control layer device in IP metropolitan area network.More and more services such as PPPoE,IPoE,and static IP are carried by BRAS devices with unified functions.The reliability factors affecting the BRAS networking construction are analyzed,and the commonly used BRAS reliability networking solutions are discussed from the aspects of BRAS equipment-level reliability,network-level reliability,and service-level reliability.Combined with the local metropolitan area network The BRAS backup deployment case compares and explains the corresponding schemes.

关 键 词：业务控制 宽带接入服务点 可靠性 

分 类 号：TN915.4[电子电信—通信与信息系统]