Mavenir, a leader in cloud-native network infrastructure, has extended its long-term partnership with Telefónica and its global subsidiaries. Under a newly signed five-year contract, O2 Telefónica Germany will transition from Mavenir’s virtualized IMS (vIMS) to its advanced Cloud-Native IMS solution. This multi-year agreement covers both fixed and mobile IMS networks, serving O2 Telefónica Germany’s entire subscriber base.

With this transition, Mavenir’s web-scale IMS platform will enhance O2 Telefónica Germany’s network capabilities. By supporting Voice over LTE (VoLTE) and Voice over New Radio (VoNR) on a unified IMS core, the solution ensures seamless voice continuity between 4G and 5G networks. Furthermore, Mavenir’s IMS services run on any cloud—public or private—and deploy as stateless microservices in containers. This flexibility empowers operators to accelerate innovation and introduce new services quickly.

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The recent independent Mobile Network Test 2025, conducted by industry trade journal connect, rated O2 Telefónica Germany as “very good.” This recognition reflects the outstanding performance and service quality achieved through Mavenir’s vIMS solution.

Industry Leaders Highlight the Partnership’s Success

Matthias Sauder, Director of Networks at O2 Telefónica Germany, emphasized the value of this collaboration: “It was a natural choice to extend our successful partnership with Mavenir. Their technology has helped us deliver our best-ever service quality while optimizing network innovation investments. Mavenir’s expertise in network functions virtualization initially set them apart, and they have continued to drive transformative capabilities across our operations. As we embrace AI, automation, and open interfaces for digital transformation, Mavenir’s Cloud-Native IMS will be a crucial platform for our network evolution and new business opportunities.”

Antonio Correa, Senior RVP for Southern Europe, Caribbean & Latin America at Mavenir, also highlighted the impact of this partnership: “Our long-standing collaboration with Telefónica has consistently set the benchmark for software-driven network evolution and advanced virtualized technologies. As the leader in cloud-native IMS, we see this contract extension as an exciting opportunity to elevate next-generation performance and service enhancements. O2 Telefónica Germany’s commitment to innovation, excellence, and inclusivity aligns perfectly with Mavenir’s vision for the future of connectivity.”

By continuing this partnership, Mavenir and O2 Telefónica Germany are reinforcing their commitment to delivering cutting-edge network services, ensuring seamless connectivity, and driving digital transformation across Germany’s telecommunications landscape.

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FAQs

1. What does Mavenir’s Cloud-Native IMS solution offer O2 Telefónica Germany?

Mavenir’s Cloud-Native IMS enables O2 Telefónica Germany to enhance its network with advanced VoLTE and VoNR capabilities, ensuring seamless voice continuity between 4G and 5G. Additionally, it provides greater flexibility by operating on any cloud and deploying as stateless microservices.

2. Why did O2 Telefónica Germany choose to extend its partnership with Mavenir?

O2 Telefónica Germany extended its partnership with Mavenir due to the company’s proven leadership in network functions virtualization, strong track record in delivering high-quality service, and ability to support the operator’s ongoing digital transformation efforts.

3. How does this contract extension impact O2 Telefónica Germany’s customers?

With this extension, customers can expect improved service quality, enhanced network performance, and seamless connectivity across 4G and 5G networks. Mavenir’s advanced IMS solution also enables faster innovation and deployment of new services.

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