Network infrastructure technology specialist Casa Systems has debuted its 5G core at the Mobile World Congress in Barcelona, Spain. The company, which provides solutions for fixed and mobile 5G ultra-broadband networks, says the product will “bring new levels of flexibility to mobile networks”. It is based on Casa's Axyom Ultra-Broadband Cloud, and was developed for use in edge computing – where analytics and data gathering is carried out near the source rather than centrally – which is increasingly