For this rail operator, the third largest in a major European country, a well-run copper and fiber network is an essential safety tool for both workers and passengers. To support both safety and customer satisfaction, the network operations team is accountable for providing flawless voice service 24/7. Yet the team was stuck with an aging legacy voice network, which required continual maintenance and repairs. They were also charged with delivering a next-generation rail telecommunications network that promised to be far more secure and resilient. Learn how EXFO helped them achieve their goals.