Summa Networks is exclusively specialized in the development of state-of-the-art telecom software that ensure carrier-grade performance.  

Our unique NextGen HSS (Home Subscribers Server) reaches further than current HSS and HLR (Home Location Register) solutions and can be seamlessly deployed in-house and in Cloud environments. It enables smooth interworking between 3G and 4G thanks to LTE HSS, IMS HSS and HLR open standard technologies in one piece of software and is ready to evolve into 5G.