This book constitutes the proceedings of the 17th International Conference on Information
Technologies and Mathematical Modelling ITMM 2018 named after A.F. Terpugov and the 12th
Workshop on Retrial Queues and Related Topics held in Tomsk Russia in September 2018. The 30
papers presented in this volume were carefully reviewed and selected from 84 submissions. The
conference covers various aspects of information technologies focusing on queueing theory
stochastic processes Markov processes renewal theory network performance equation and
network protocols.
