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Mastering Two Way Call Architecture and Implementation in 2026

"Modern enterprise communications and consumer applications rely heavily on robust voice infrastructure. A two way call establishes a simultaneous, bidirectional audio stream between two or more endpoints, enabling real-time, interactive communication. In 2026, the underlying architecture of these calls has shifted away from traditional circuit-switched Public Switched Telephone Networks (PSTN) toward advanced Session Initiation Protocol (SIP) trunking, WebRTC (Web Real-Time Communication), and cloud-native voice over IP (VoIP) platforms. Whether you are building an interactive voice response (IVR) deflection system, a telehealth platform, or..."

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