Nandang Sutisna
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Optimization of Bandwidth Management Using Y.1731 Method Based on Ethernet OAM on Raisecom Devices in Metro Ethernet Networks Muhamad Rafli Alfiansyah; Nandang Sutisna
International Journal Software Engineering and Computer Science (IJSECS) Vol. 5 No. 3 (2025): DECEMBER 2025
Publisher : Lembaga Komunitas Informasi Teknologi Aceh (KITA)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/ijsecs.v5i3.5418

Abstract

The growing demand for reliable Quality of Service (QoS) in Metro Ethernet networks has highlighted the need for a bandwidth management approach that is both standardized and efficient. This research explores the optimization of bandwidth configuration through the implementation of the ITU-T Y.1731 protocol, which operates within the framework of Ethernet Operations, Administration, and Maintenance (OAM). A network simulation was carried out using the Enterprise Network Simulation Platform (eNSP) with Huawei devices, serving as a functional equivalent of Raisecom equipment. The study employed a quantitative experimental method, involving the design and configuration of a Metro Ethernet topology, the deployment of Connectivity Fault Management (CFM), and the activation of performance monitoring mechanisms such as Delay Measurement Message (DMM) and Loss Measurement Message (LMM). Key performance indicators analyzed included delay, jitter, and packet loss, observed before and after the Y.1731 implementation. The findings reveal that the application of Y.1731 improved bandwidth utilization efficiency by up to 25%, reduced average delay, minimized jitter, and produced measurable data for validating Service Level Agreement (SLA) compliance. Overall, the integration of Y.1731 into Metro Ethernet networks based on Huawei devices demonstrates a practical and effective solution for strengthening service performance and ensuring network reliability.
Prediksi Motif Batik dengan Menggunakan Metode Gabor Filter Convolution Neural Network Yudisman Ferdian Bili; Tundo; Nandang Sutisna; Atsilah Daini Putri; Dita Tri Yuliantoro; Laily Nurmayanti
Jurnal JTIK (Jurnal Teknologi Informasi dan Komunikasi) Vol 9 No 3 (2025): JULI-SEPTEMBER 2025
Publisher : Lembaga Otonom Lembaga Informasi dan Riset Indonesia (KITA INFO dan RISET)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/jtik.v9i3.3798

Abstract

This research aims to develop a batik motif classification system by utilizing Convolutional Neural Network (CNN) and Gabor Filter, in order to increase accuracy in texture feature extraction. The batik dataset used goes through a preprocessing stage, which includes normalization and data augmentation. During training, the model was tested with 10,000 iterations, using the Adam optimizer and the Categorical Cross-Entropy loss function, and evaluated via a confusion matrix. Test results show accuracy reaching 87%, with a precision and recall value of 90% each, and an F1-score of 89%. This method has proven effective for classifying batik motifs and has the potential to be applied in the fields of education, textile industry and cultural preservation.
PENERAPAN KEAMANAN JARINGAN ZERO TRUST NETWORK ACCESS BERBASIS CLOUDFLARE ZERO TRUST DALAM LAYANAN BERBASIS INTERNET Nandang Sutisna; Hilmi Muhammad Dafa
INTECOMS: Journal of Information Technology and Computer Science Vol. 8 No. 6 (2025): INTECOMS: Journal of Information Technology and Computer Science
Publisher : Institut Penelitian Matematika, Komputer, Keperawatan, Pendidikan dan Ekonomi (IPM2KPE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31539/sgyddq97

Abstract

Keamanan data internal merupakan aspek fundamental dalam menghadapi eskalasi ancaman siber pada layanan berbasis internet. Zero Trust Network Access (ZTNA) hadir sebagai pendekatan keamanan modern dengan prinsip never trust, always verify, yang menekankan verifikasi identitas secara ketat dan pembatasan akses minimal. Penelitian ini bertujuan mengimplementasikan serta mengevaluasi ZTNA berbasis Cloudflare Zero Trust untuk meningkatkan keamanan layanan digital. Metode yang digunakan meliputi perancangan lingkungan virtual berbasis Proxmox, konfigurasi akses aplikasi internal melalui Cloudflare Tunnel dan Cloudflare Access, serta penerapan autentikasi berbasis Single Sign-On (SSO) dan One-Time Password (OTP). Hasil pengujian menunjukkan bahwa penerapan kebijakan Zero Trust mampu mencegah akses tidak sah, memperkuat kontrol identitas, dan meningkatkan efisiensi pengelolaan keamanan. Temuan ini memberikan kontribusi praktis bagi organisasi berskala kecil hingga menengah dalam menerapkan model keamanan berbasis Zero Trust yang efektif dan terjangkau. Kata Kunci: Zero Trust, ZTNA, Cloudflare Zero Trust, Identity Verification, Multi-Factor Authentication
Optimization of Bandwidth Management Using Y.1731 Method Based on Ethernet OAM on Raisecom Devices in Metro Ethernet Networks Muhamad Rafli Alfiansyah; Nandang Sutisna
International Journal Software Engineering and Computer Science (IJSECS) Vol. 5 No. 3 (2025): DECEMBER 2025
Publisher : Lembaga Komunitas Informasi Teknologi Aceh (KITA), Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35870/ijsecs.v5i3.5418

Abstract

The growing demand for reliable Quality of Service (QoS) in Metro Ethernet networks has highlighted the need for a bandwidth management approach that is both standardized and efficient. This research explores the optimization of bandwidth configuration through the implementation of the ITU-T Y.1731 protocol, which operates within the framework of Ethernet Operations, Administration, and Maintenance (OAM). A network simulation was carried out using the Enterprise Network Simulation Platform (eNSP) with Huawei devices, serving as a functional equivalent of Raisecom equipment. The study employed a quantitative experimental method, involving the design and configuration of a Metro Ethernet topology, the deployment of Connectivity Fault Management (CFM), and the activation of performance monitoring mechanisms such as Delay Measurement Message (DMM) and Loss Measurement Message (LMM). Key performance indicators analyzed included delay, jitter, and packet loss, observed before and after the Y.1731 implementation. The findings reveal that the application of Y.1731 improved bandwidth utilization efficiency by up to 25%, reduced average delay, minimized jitter, and produced measurable data for validating Service Level Agreement (SLA) compliance. Overall, the integration of Y.1731 into Metro Ethernet networks based on Huawei devices demonstrates a practical and effective solution for strengthening service performance and ensuring network reliability.