Ieee 7Th International Conference on Network Softwarization (Netsoft) - Accelerating Network Softwarization in the Cognitive Age, Date: JUN 28-JUL 02, 2021, Location: ELECTR NETWORK, Sponsors: IEEE, IEEE Commun Soc, IEICE Commun Soc, ICICE, Informat & Commun Management, Intel, ITOCHU Techno Solut Corp, Hitachi, NEC, NTT