随着移动通信网络容灾和IP化的演进和大规模商用,IP网络语音质量问题日益突出。长期以来对于语音质量问题的定位、分析和优化,一直是运营商面临的难题。运营商也将语音质量这一重要指标作为企业市场竞争的生命线。通常在现网中,有部分语音质量问题是由核心网侧引起,将针对这部分进行分析总结,为后续类似场景语音质量提升分享经验。 With the gradual progress and large-scale commercialization of disaster recovery and IP-based mobile communication networks, voice quality problems in IP networks have become increasingly prominent. For a long time, the localization, analysis and optimization of voice quality problems have always been a challenge for operators. Operators also regard this important indicator of voice quality as the lifeline of enterprise market competition. Usually in the existing network, some voice quality problems are caused by the core network side, and the analysis and summarization of this part will be conducted to share the experience for subsequent similar scenarios of voice quality improvement.