A global manufacturing company provided the architecture that this article describes. The company's operational technology and information technology departments are highly integrated, demanding a single internal network. But the environments have drastically different security and performance requirements. Because of the sensitive nature of the company's operations, all traffic needs to be firewall protected, and an Intrusion Detection and Protection System (IDPS) solution needs to be in place. The information technology department has less demanding security requirements for the network, but that department wants to optimize for performance so users have low-latency access to IT applications.
