1. National University of Science and Technology Politehnica Bucharest (UNSTPB),Faculty of Electronics, Telecommunications and Information Technology,Bucharest,Romania
2. University of Anbar,College of Computer Sciences, and Information Technology,Faculty of Department of Computer Networking System,Ramadi,Iraq
3. National University of Science and Technology Politehnica Bucharest (UNSTPB) and BEIA Consult International,Faculty of Electronics, Telecommunications and Information Technology,Bucharest,Romania
4. Ministry of Education,Karkh Second Directorate of Education,Baghdad,Iraq