The research aims to define SECI model of knowledge creation (socialization, externalization, combination, and internalization) as a framework of Virtual class management which can lead to better online teachinglearning mechanisms as well as knowledge creation. It has used qualitative research methodology including researcher's close observation and attendance in the online MBA classes of Iran University of Science and Technology for one academic semester as well as semi-structured interviews with the professional facilitators. The article has defined a practical SECI framework in which 4 phases of socialization, externalization, combination, internalization, and their required ''ba'' contexts are explained with regards to tasks and responsibilities of both students and facilitators.