This case explains the technological changes in mobile communications, with a special focus on the fifth generation (5G). It describes the evolution from the first generation (1G) to the 5G; core technologies, distinct capabilities, key products, and major players in the 5G era.

The case discusses supply chain risk management: how to leverage the structure of a supply network to assess its resilience, focusing on the consequences of disruption rather than the causes, as is traditionally done.

The case describes how telecom giant Ericsson’s Intelligent Transport Systems (ITS) team developed the Connected Traffic Cloud (CTC) due be launched at the prestigious Mobile World Congress. The CTC solution had already created a huge buzz internally.