Computer Network is a comprehensive course of theory, practice and application. Through the analysis of the problems existing in the course teaching and the students' learning, this thesis constructs the teaching objectives based on the student-centered. And it analyzes the course’s teaching contents, experimental items, experimental organization methods, teaching methods, learning methods and evaluation methods in detail. Through the comprehensive design of the teaching innovation of the course, students can take part in the class activities actively, and become the subject of course learning truly. Through the course’s teaching, it achieves a comprehensive training of students’knowledge, ability and quality.