随着电信事业的不断发展，构建完善的语音核心网结构，实现安全稳定的运行环境，是新时期电信事业发展的重要内容。当前，电信集团正着力构建高效的网络运营能力，语音核心网的有效维护，是提高网络运行安全稳定的关键所在。本文从语音类问题、网络安全问题两个方面，分析了语音核心网络的问题及起因，并在此基础之上，从语音类问题的维护、网络安全的维护管理方面，具体阐述了新时期语音核心网的维护管理措施，确保网络运行的安全与稳定。

With the continuous development of telecommunications industry, building a voice core network structure and achieving a safe and stable operation environment are the important parts of the development of telecom industry in the new era. At present,Telecom Group is striving to build efficient network operation capability, and the effective maintenance of voice core network is the key to improve the safety and stability of network operation. From the two aspects of voice problem and network security problem,this paper analyzes the problems and their causes. On this basis, it expounds the maintenance and management measures of the voice core network, to ensure the safety and stability of the network.