The purpose of this study is to develop a learning method using online media during the Covid-19 period. This study designed an e-learning media for the Computer Network Management Design course using the Instructional Development Institute (IDI). Data were obtained from 54 students from 2 groups of 2 teaching staffs. The test results showed that the results of the effectiveness test of this study have a very effective level of 94.44%. Therefore, it can be concluded that this e-learning media is useful in learning Computer Network Management Design during the Covid-19 pandemic. This e-learning media can be used as a reference model for other practical courses.