voice messaging , landslide , Performance Testing, Spirent, Load Testing, Automation Frameworks, virtualization, Http, Jira, Linux, Kubernetes, Lte, CyPerf, 5G NSA, traffic generation, LoadCore, RTT, cloud-native platforms, Wps, AI-assisted operations, IR92, RealUE, IR94, VoWiFi, Volte, N11, 5G SA, performance analytics platforms