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CDMA2000 1x EV-DO网络RADIUS协议解码方法的研究与实现
引用本文:胡汝荣,雒江涛,向程超.CDMA2000 1x EV-DO网络RADIUS协议解码方法的研究与实现[J].南京邮电大学学报(自然科学版),2014(3):80-84.
作者姓名:胡汝荣  雒江涛  向程超
作者单位:重庆邮电大学通信网与测试技术重点实验室,重庆400065
基金项目:国家科技重大专项(2012ZX03005002-005)、重庆高校优秀成果转化资助重点项目(Kjzh11208)和重庆市应用开发计划(cstc2013yykfA40006)资助项目
摘    要:在对RADIUS协议格式和C网A12、P1口的信令流程深入分析的基础上,设计了一种基于Hash算法的RADIUS协议字典,将文本文件格式的字典按特定字段重新组织,以提高查询效率.针对C网RADIUS协议提出一套基于字典的解码方法,利用查询字典的方式进行字段解析.将该方法应用于信令监测系统中,结合现网数据进行测试,解码结果准确,解码速度提高了约25%,测试结果验证了该解码方法是有效的.

关 键 词:C网  RADIUS协议  字典  解码

Research and Implementation of Decoding Method for RADIUS Protocol in CDMA2000 1x EV-DO Networks
HU Ru-rong,LUO Jiang-tao,XIANG Cheng-chao.Research and Implementation of Decoding Method for RADIUS Protocol in CDMA2000 1x EV-DO Networks[J].Journal of Nanjing University of Posts and Telecommunications,2014(3):80-84.
Authors:HU Ru-rong  LUO Jiang-tao  XIANG Cheng-chao
Institution:1.Key Laboratory on Communication Network and Testing Technology, Chongqing University of Posts and Communications, Chongqing 400065, China;)
Abstract:After deeply analyzing the RADIUS protocol and signaling of A12 and P1 interfaces in CDMA2000 1x EV-DO networks,a RADIUS protocol dictionary is designed based on Hash algorithm for reorganizing the text file format dictionary according to the special field to improve the searching efficiency.Then,a decoding method based on the dictionary is proposed for the RADIUS protocol in CDMA2000 1x EV-DO networks.By applying the scheme into the signaling monitor system and testing with the data from the CDMA 2000 network,the decoding results are correct and the decoding speed is improved about 25%.The result shows the efficiency of the decoding method.
Keywords:CDMA2000 1x EV-DO  RADIUS protocol  dictionary  decoding
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