Wut? That reads like satire. The equipment is inside the security boundary, the LAN is outside. What is the purpose of enforcing one-way control signals when th

Wut? That reads like satire. The equipment is inside the security boundary, the LAN is outside. What is the purpose of enforcing one-way control signals when the thing sending the control signals is by necessity within the same security boundary as the destination for those signals? I want to extend the benefit of the doubt and assume my own ignorance but I'm really struggling with this one.