Ocurrences PT EN DARK FIBER NETWORK HomeDark Fiber Network FastFiber provides operator dark fiber point-to-point connections between any two distinct endpoints, allowing them to transmit capacity according to the selected technology. Legend: FastFiber CO – FastFiber Central Office Advantages: Total autonomy and management control of the service provided Competitive and tailor-made offer High degree of autonomy in the development and provision of innovative and differentiated retail services After-sales technical assistance provided 24 hours a day, 7 days a week, with high capacity for quick and efficient problem solving Fiber for All CONTACT INFO Address: Rua João de Lemos, nº3 Loja 1300-324 Lisboa Telephone: +351 210 517 700 Email: geral@fastfiber.pt WE’RE SOCIAL NEWS FastFiber is the world’s most sustainable fiber network operator in the GRESB 2021 ranking 21 de October, 2021 Co-Installation in Equinix Lisbon 30 de July, 2021 FastFiber – 2nd quarter 2021 30 de July, 2021 Privacy and Cookies Policy © FastFiber - Infraestruturas de Comunicações, S.A., 2021

Ocurrences PT EN PON NETWORK HomePON Network FastFiber provides operators access to its PON network (Passive Optical Network – passive dark fiber network with splitting), specially designed to support n-play retail services (telephone, internet and television). This service also allows operators to offer differentiating offers for the business segment and connections between networks and platforms, both own and between operators. Legend: OP CO – Operator Central Office FastFiber CO – FastFiber Central Office JSO – Splitting Point PDO – Optical Distribution Point Advantages: Autonomy in the management and provision of retail services to end customers High degree of autonomy in the development and provision of innovative and differentiated retail services After-sales technical assistance provided 24 hours a day, 7 days a week, with high capacity for quick and efficient problem solving Fiber for All CONTACT INFO Address: Rua João de Lemos, nº3 Loja 1300-324 Lisboa Telephone: +351 210 517 700 Email: geral@fastfiber.pt WE’RE SOCIAL NEWS FastFiber is the world’s most sustainable fiber network operator in the GRESB 2021 ranking 21 de October, 2021 Co-Installation in Equinix Lisbon 30 de July, 2021 FastFiber – 2nd quarter 2021 30 de July, 2021 Privacy and Cookies Policy © FastFiber - Infraestruturas de Comunicações, S.A., 2021