And no need for CAT6. We use plain old CAT5e patch ... Once that goes in the cable between the patch panel on the server rack and the patch panel on the switch rack is tucked away in the floor ...

Most of the Ethernet uses 10GBASE-T and Cat6 cabling and connectors ... We liked the swappable Keystone jacks in the patch panels, and the cable pass-through panel with a dense curtain of rubber ...

Remember that one time the cable you grabbed from the box was exactly the right length for the run from patch panel to server shelf ... of retractable cables in rack-mountable cassettes.