Abstract: Methods and apparatuses for attaching electronics equipment to a cargo container are disclosed. A device in accordance with the present invention comprises a first portion, comprising a wireguide, a second portion, coupled to the first portion at an edge of the first portion, at an approximate right angle to the first portion, the wireguide continuing to at least a part of the second portion, and a third portion, coupled to the second portion, the third portion being approximately perpendicular to the first portion and approximately parallel to the second portion, wherein the second portion and the third portion are designed to accommodate a door flange of a cargo container to attach the mounting device to the cargo container.