<p>Fraunhofer Heinrich-Hertz-Institut (HHI) has initiated the SUSTAINET project, a €30 million research effort to develop sustainable and resilient network technologies. The project, running from January 2025 to December 2027, aims to integrate fiber optics, radio, and mobile networks to improve network availability and sustainability. It is divided into three sub-projects focusing on advanced technologies, intelligent solutions, and sustainable network architectures.</p>