This research is mainly about the influence of protocols on the
performance of Satellite Communication.
We have studied and compared many TCP variants recently proposed.
This study aims at demonstrating how effective the training programs are from the viewpoint of the Company's trainees, to know nature of the relationship between the training program dimen-sions and the effectiveness of the training programs, besides
showing how IPA technology is used as a new management tool for dealing with the factors influencing the training programs effectiveness and to define the strategies to treat the training programs dimensions.