A cable management assembly, and method related thereto, including a panel having an interface portion. The interface portion having a plurality of discrete openings, including first and second shaped apertures. The assembly further including cable management devices having securing structure including a flexible tab and a locating element. The securing structure being configured to mount the cable management devices at selected vertical and horizontal locations on the panel. The cable management assembly being configured to mount between two adjacent telecommunication racks or to an end of a telecommunication rack.