Asia Pacific Advanced Network 56th International Conference, APANConf 2023, Colombo, Sri Lanka, August 24–25, 2023, Revised Selected Papers - Herath, Damayanthi; Date, Susumu; Jayasinghe, Upul; Narayanan, Vijaykrishnan; Ragel, Roshan; Wang, Jilong (Springer Nature Switzerland, 2024)