B-Yond
March 7, 2023

5G VoNR Call Flow: What You Need to Know

5G Voice over New Radio (VoNR) is the latest standard in voice communication technology that enables high-quality voice calls over 5G networks— as it promises to bring faster, more reliable connectivity to our devices. It is a significant improvement over the previous Voice over Long-Term Evolution (VoLTE) technology, providing users with clearer voice quality, reduced call setup time, and faster call connection speeds. One of the key components of 5G VoNR is the End-to-End (E2E) call flow, which ensures a seamless experience for users.

E2E 5G VoNR call flow describes the process of how a VoNR call is established between two users, starting from the user's device to the recipient's device. The call flow consists of various steps that are required for a successful call establishment. The following is a simplified E2E 5G VoNR call flow:

Step 1: The user initiates a VoNR call from their 5G-enabled device, which sends a request to the network to establish the call.

Step 2: The network validates the user's credentials, checks for availability, and authorizes the call request.

Step 3: The network initiates an IP Multimedia Subsystem (IMS) session with the recipient's device, which provides the necessary network resources for the call.

Step 4: The recipient's device acknowledges the call request and sends an acceptance message to the network.

Step 5: The network establishes a media session between the two devices, which enables the transmission of voice packets.

Step 6: The devices exchange voice packets over the established media session until the call is terminated.

The E2E 5G VoNR call flow is designed to provide a smooth and seamless voice calling experience for users. With the integration of 5G technology, users can enjoy crystal-clear voice quality and reduced call setup time. Additionally, 5G VoNR also supports high-definition voice and video calling, making it ideal for video conferencing and other collaborative applications.

In conclusion, the E2E 5G VoNR call flow is an essential aspect of the latest generation of voice communication technology. The E2E 5G VoNR call flow is a difficult procedure with several phases. However, this procedure is voice traffic optimized and guarantees high-quality, dependable, and uninterruptible phone communications.  With its ability to provide high-quality voice calls over 5G networks, it is set to revolutionize the way we communicate with each other. As more users adopt this technology, we can expect to see even more advancements in the field of communication in the future.