FROM THE INDUSTRY
and converged fixed wireless deployments. It also embeds key sustainability requirements to overcome the pressure on operators to reduce energy consumption and environmental impact, evaluating single box and multi-box subscriber setups and promoting energy efficient designs across the access and in-building network. The initiative places strong emphasis on measurability. Beyond traditional speed tests, it also incorporates mechanisms to identify where faults such as latency, jitter, and other QoE related indicators originate across the wholesale network. Through this, operators gain the transparency to determine precisely where issues arise across the wholesale, retail or in-home environment. Services-led solutions Presently, WT-532 is being scoped as an initial foundation, focusing on these core elements essential to modern wholesale broadband networks. However, this is only the starting point. The next step will be to converse further with wholesale and retail operators to best understand current and future real-world business issues surrounding service requirements. Then, as fibre deployments scale, edge cloud matures and wholesale models diversify
A new wholesale initiative These challenges have made it increasingly clear that the sector needs a structured,
across regions and applications, WT-532 will expand to address new requirements and emerging operational complexities. That is not to say establishing open access standards across global markets will be easy, especially given the wide variation in regulatory environments and national priorities. Yet by supporting regulators and operators according to their own needs, whether that’s guidance on QoE frameworks or enabling wholesale services in practical ways, initiatives like WT-532 are forming part of a broader shift towards Services-Led Broadband. This process is key to moving the industry beyond traditional connectivity and speed offerings and towards the differentiated, value-driven services that operators can build, and subscribers are willing to pay for. Ultimately, this drives great average revenue per user (ARPU) for the ISP, instead of locking them into battles over the first connection.
standardised framework to operate effectively across shared networks. Thankfully, a new wholesale access
initiative has emerged: one that is set to create a synchronised global framework that ensures multiple service providers can operate efficiently on the same network infrastructure. A Wholesale Access project (WT-532) from The Broadband Forum focuses on defining the next generation of wholesale broadband service requirements. It updates the traditional DSL-era models by establishing new service models, use cases, requirements, and best practices that reflect how today’s open access networks need to operate. It will also outline the technical architecture and solution aspects needed to support
www.broadband-forum.org
wholesale services over modern broadband access networks.
One key focus of this is future-proofing the network architecture and the shift from legacy central office designs to distributed Telco Edge Cloud. This ensures a wholesale network can support virtualised functions, low latency services,
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MAY 2026 Volume 48 No.2
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