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Journal : Jurnal Teknik Informatika (JUTIF)

Utility-Based Buffer Management for Enhancing DTN Emergency Alert Dissemination in Jakarta's Urban Rail Systems Agussalim, Agussalim; Viet Ha, Nguyen; Putra, Handie Pramana; Adila, Ma’ratul; Diyasa, I Gede Susrama Mas; Rahmat, Basuki
Jurnal Teknik Informatika (Jutif) Vol. 6 No. 4 (2025): JUTIF Volume 6, Number 4, Agustus 2025
Publisher : Informatika, Universitas Jenderal Soedirman

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52436/1.jutif.2025.6.4.5241

Abstract

The efficiency of emergency alert dissemination in highly populated and densely urban transport networks, such as Jakarta's integrated rail system, is undermined by sporadic connectivity and limited network resources. In this environment, an initial comparison of baseline Delay-Tolerant Network (DTN) routing protocols revealed that flooding-based routers, such as Epidemic, while achieving above-average delivery rates, suffered from high overhead and poor buffer utilization. This paper fills this gap by proposing the Combined Utility Router, a novel buffer management policy that overcomes the limitations of naive strategies, such as Drop-Oldest. Our approach holistically evaluates a message's value by assigning a weighted utility function based on its Time-To-Live (TTL), estimated total replicas, message size, and a user-defined priority. The router maintains high-value messages by discarding the message deemed the lowest utility score under the buffer constraint. Utility-based simulations in The ONE simulator demonstrate that applying our approach to Epidemic routing improves delivery probability, reduces average latency in high network congestion scenarios, while maintaining overhead rates. This work confirms that, in the context of developing reliable and efficient emergency communication systems for challenging urban topographies, optimizing buffer management extends beyond simply selecting the appropriate protocol.
Co-Authors Abdurrahman, Nizar Abdurraman, Abdurraman Achmad Ali Muayyadi Achmad Junaidi Adi Laksono, Surya Adidaifa, Muhammad Fikri Adila, Ma’ratul Afandi, Azhar Agung Satrio Nugroho Agus Khumaidi Agussalim, Agussalim Ahmad Sugiana ajibekti, ari Akbar, Iqbal Imani Khoirul Akbar, Nugraha Malik Aminuyati Anak Agung Ayu Niti Wedayani Andreas Nugroho Sihananto Angga Rusdinar Anwar, Mochamad Saiful Ardi Pramono Arifin, Moehammad Riyadh Arifuddin, Asyima Aristya Nur, Dey Salwa Arrosyid, Muhammad Habib Arsatt, Maz Isa Ansyori Arum Prabowo, Galih Asmara, Hadhimulya Aspar, Hukmiyah Atsani, Nadhifah Azizah, Ratih Nuur Azmi, Naurah Arika Bagus Kantwa Abhimantra, Gede Basuki Rahmat Budi Nugroho Dewi, NI Putu Wahyu Eastiya Dian Puspita Sari Dianita Wardani Diyasa, I Gede Susrama Mas Dyah Purwaningrum Elvira Sari Dewi Erixno, Oon Erlangga, Heri Eva Yulia Puspaningrum Fahanani, Agwin Fahmi Farahdiba, Idha Fariztia, Alifia Intan Fathoni, Jazimah Nur Fauzan Novriandy, Muhammad Febriano, Luis Figo Fetty Tri Anggraeny Geofany, Shania Ardelia Hardiant, Excell Defry Harliza, Baiq Fanindya Hartanto, Beni Haryanto, Wawan Hasan Hasan Hasanah, Hesti Dwi Puteri Henni Endah Wahanani Herawati, Yoshi Inne Hilman, Acep Humam, Anang Muh. Nufal I Gede Putu Oka Indra Wijaya Ida Ayu Eka Widiastuti Idhana, Ilham Ainur idhom, Mohammad Indrayana, Yanna Indriyanti, Anggi Iqlima, Aisya Yafis Irsyad, Ananda Muhammad IRSYADI, FAKIH Irwan, Hadriani Islamy, Habiel Jangkung Raharjo Karmila Karmila karmila karmila Kartini Kartini Khilda Afifah Kristianingrum, Niko Dima Kumboyono Kumboyono Kusminah, Imah Luluk linda mayasari, linda Lizard Sambawo Dimara, Denis Lukman, Dian Azizah M Darfyma Putra Makbul Muksar Matalangi, Matalangi Maulana Herza, Fakhri Maulana, Asrul Maulana, Hendra Maulana, Muhammad Rafi Moh. Sidik Priadana Mohamad Ramdhani Mohede, Nadif Rayhan Julio Mudzakir, Mohammad Alfian Muhammad Muharrom Al Haromainy Muhammad Ridho Rosa Muhammad Zakiyullah Romdlony Muyasaroh Nadhifah, Umi Ngkolu, Nurmulia Wunaini Nisrina, Safira Fegi Nur Firmansyah, Taufik Nurchalifah, Jessenia Eldora Nurlaili, Afina Lina Nursyahada, Kesya Pangestu, Arif Fajar Paradiesta, Andi Frieskha Naurah Pintaningrum, Yusra Putra, AASM Meiswaryasti Putra, Handie Pramana Rah Adi Fahmi Ginanjar Rahman, Moch. Aulia Ramadhan, Dimasfika Rizqi Ramadhani, Farah Rasjid, Azka Avicenna Ratantja Kusumajati, Fatwa Rendy Munadi Rifki Rahman Nur Ikhsan Rijali, Muhammad Rizal Fahmi Romi Ermawan, Romi S Sudirman, S Sajiwo, Achmad Fauzihan Bagus Salsabila, Baiq Ghefira Rojwani Putri Salsabila, Tsania Zulfa Salsabilah, Andini Fitriyah Salsabilah, Maida Sania Samad, Mohammad Ardani Samsul Hadi Sardjasasmita, Agi Sari, Putu Suwita Sari Savitri, Puti Amelia Setyaningsih, Diva Ayu Sinaga, Keysha Angelica Sugeng Santoso Sugiyarto Sugiyarto Sulthan Ahmad Suryani, Elsa Indah Susrama Mas Diyasa, I Gede Swastirani, Astika Syadilla, Iryne Putri Syarif, Darmiati Syihabuddin, Muhammad Tsuru, Masato Ubai Dillah Umi Narimawati Untari, Lania Pradiva Viet Ha, Nguyen Wahyu Sulistya Affarah, Wahyu Sulistya Wahyuningsih, Pujianti Wardoyo, E. Hagni Widi Saputro, Tegar Wulandari, Ikrawanty Ayu Yoga Pamungkas Susani Yustika, Lindiasari Martha