This study aims to improve the stability and performance of computer networks at SMK Negeri 5, Tanimbar Islands Regency through the application of the Computer Network System Engineering method. The main problems faced are slow, unstable internet connections, and limited signal coverage, which hamper the implementation of the Computer-Based National Assessment (ANBK) and digital learning activities. This study uses a quasi-experimental method with One-Group Pretest-Posttest Design. The test results show a significant increase in download speed, upload speed and decreased latency
Sunlety et al. (Wed,) studied this question.