Adherence to EIA/TIA standards is evident in the design of networking racks, particularly in the vertical spacing of the frame holes. 75 inches apart, these intervals are denoted as “U” or “unit” of rack space, establishing a universal measure for equipment height within. Therefore, a large emphasis should be placed on organization and cleanliness when creating the server rack organization setup. The following video gives a quick look at the structured cabling solutions of fiber or copper systems in a single rack. What Factors Should You Consider Before Server Rack. From routers and switches to patch panels and UPS devices, understanding how to leverage rack-mountable solutions is key to optimizing your network's physical layout. The racks should be positioned in a way that optimizes. A rack elevation diagram is a visual representation of the equipment and components contained within a rack in a data center or server room.