Computer Network is a curriculum with tight relationship between theory and practice. How to design the teaching scheme is a crucial process to make students capacity achieving teaching objective. Nowadays, our communication technology specialty is applying for IEET international certification. In this certification, core competences of students in training are emphasized extraordinary. This article designs the teaching scheme of Computer Network together with the core competences of IEET international certification and the relationship between curriculum and core competences, which can make students capacity achieving teaching objective. This design method for a curriculum can be a good reference for other courses.