本文分析了下一代融合网络VoIP及语音类即时通信在安全方面的隐患,并针对目前的SPIT(spamover Internet telephony)过滤和防护方案中存在的问题,提出了综合防护的SPIT系统,从3个层面,包括域、服务器及客户端的防护角度介绍了此系统,并对此防护体系实现SPIT过滤的优势进行了全面的分析。
The security threat of VolP and instant voice communication in the next generation integrated network is analyzed. The single filtering and detection characteristic is exist in the current solutions, in allusion to this shortfall, a comprehensive anti-SPIT filtering system is proposed. The paper introduces this system from protective aspects of three levels, including the domain, server and client, and the advantage of this filtering system is roundly analyzed.