A Study of Wi-Fi Performance Inside the Trains and on the Platforms of the Stations of the Saint Petersburg metro
In 2017, a free Wi-Fi network, called MT_FREE, was launched in the St. Petersburg metro. Over the years, free Wi-Fi has become an integral part of the St. Petersburg metro, undoubtedly increasing the level of passenger comfort. In many ways, this is also an image project for our city, the experience of which many companies consider as a guideline, including those from other countries. For this reason, we would like to summarize and evaluate the quality of service the MT_FREE network provides. Research subject. In this article, we present the results of a performance evaluation study of the Wi-Fi network in the St. Petersburg metro. Method. To achieve this goal, the following methods of empirical research were used: measurement, experiment, and survey. Core results. In the first part of the study, experimental data on measuring the throughput and round-trip time of the MT_FREE network in the St. Petersburg metro are provided. The second part of the study is devoted to the results of an online survey conducted among SPbSUT students regarding the demand for Wi-Fi in the metro and user satisfaction with the operation of this network. Practical relevance. The obtained results can be used for optimization of the Wi-Fi network in the St. Petersburg metro.