India, March 31 -- Nokia has announced that it has secured a project to upgrade and expand Vodafone Idea Limited's (Vi's) optical transport network across key metro and circle locations in India. The goal is to support the growing demand for 4G data andaccelerate the rollout of 5G services.

The modernisation project, announced on 31 March 2025, will use Nokia's optical switching technology to boost network capacity and enable a scalable, future-ready architecture. According to the company, the new deployment will help insulate Vi's network from rising 4G traffic while laying the foundation for 5G commercialisation.

The upgrade involves deploying a suite of Nokia's optical products, including its 1830 Photonic Service Switch (PSS) platfo...