The Linux Foundation’s LF Broadband initiative is addressing the growing demand for scalable, cost-effective broadband infrastructure through open software and industry collaboration. With enterprises and residential users consuming and generating vast amounts of data, broadband networks must adapt to keep pace. The industry is also undergoing a significant transformation due to the shift toward disaggregated, open source solutions that separate hardware from software.

Arpit Joshipura, GM and SVP of Networking, Edge, and IoT at the Linux Foundation, explains how disaggregation is transforming broadband access by shifting from traditional Gigabit Passive Optical Network (GPON) systems to 10-Gigabit Symmetric Passive Optical Network (XGS-PON) and beyond.

Joshipura highlights how broadband access has undergone a significant shift over the past decade, driven by the need to separate hardware from software. “Ten years ago, this whole disaggregation disruption happened, and that has now reached the broadband access area,” adds Joshipura. This shift allows for greater flexibility and innovation, enabling providers to avoid vendor lock-in and reduce costs.

The Linux Foundation’s LF Broadband initiative sits at the heart of this transformation. “LF Broadband is a sub-foundation within the Linux Foundation that is working on open software for disaggregated broadband solutions,” says Joshipura.

LF Broadband, created through the merger of the Open Networking Foundation (ONF) with the Linux Foundation, is focused on advancing open software for disaggregated broadband infrastructure.

This initiative includes two key projects, VOLTHA and SEBA, which aim to simplify broadband access and improve interoperability. The initiative aims to enhance flexibility, prevent vendor lock-in, and reduce costs. Joshipura notes that feedback from deployments suggests CAPEX savings of 20-40% and OPEX reductions of up to 60%, demonstrating that end users are already seeing tangible benefits from open source, disaggregated broadband solutions.

To meet growing broadband demands, Joshipura emphasizes the need for expanded fiber networks and fixed wireless access (FWA) while ensuring resilience against supply chain disruptions. Joshipura explains that open source solutions are enabling telecom providers, such as Deutsche Telekom, to scale broadband deployments more efficiently. The Linux Foundation serves as a neutral space for these efforts, bringing together stakeholders to develop shared, open source innovation.

LF Broadband’s partnership with the Wireless Broadband Alliance (WBA) and Broadband Forum focuses on accelerating the development of modular, multi-vendor broadband networks. Joshipura clarifies that the role of these organizations is to establish standards, while LF Broadband implements them in open source code. “The goal in telecommunications— particularly in broadband and beyond, whether it’s mobile or fixed—is for standards and open source to work in harmony,” says Joshipura. Because of this approach, the loop between standards and implementation is shortened, enabling quicker adoption and deployment of new solutions.

The Linux Foundation is currently focusing on three key priorities: cloud-native migration, domain-specific artificial inteligence (AI), and staying ahead of technology shifts in broadband and mobile networks. Joshipura notes that AI is increasingly tailored for telecommunications, with providers leveraging shared datasets to optimize network performance. The transition to cloud-native microservices, which was initially driven by 5G, is also now expanding into broadband infrastructure.

By fostering open source collaboration and driving innovation in broadband access, LF Broadband aims to create a more flexible and resilient broadband ecosystem. As demand for high-speed connectivity grows, open and disaggregated networks will play a key role in reducing costs while also eliminating vendor lock-in and accelerating innovation. With a focus on industry partnerships, cloud-native technologies, and AI-driven solutions, LF Broadband is helping to shape the future of broadband infrastructure.

Guest: Arpit Joshipura (LinkedIn) 
Organization: Linux Foundation

This summary was written by Emily Nicholls.