This book constitutes the refereed proceedings of the 10th International Conference on Communication Systems and Networks, COMSNETS 2018, held in Banaglore, India, in January 2018.The 12 revised full papers presented in this book were carefully reviewed and selected from 134 submissions. They cover various topics in networking and communications systems.

This book constitutes the thoroughly refereed post-conference proceedings of the 4th International ICST Conference on Personal Satellite Services, PSATS 2012, held in Bradford, UK, in March 2012. The 22 revised full papers presented together with 4 poster sessions were carefully reviewed and selected from various submissions. The papers cover topics such as radio resource management; spectrum/interference management and antenna design; mobility and security; and protocol performance in satellite networks.