When documenting your network infrastructure, you are obtaining both hardware data to document your infrastructure's physical structure and software data to document the existence and configuration of the protocols in use on your network.
1. perpendicular-a straight line at right angles to another line. straight line-a line traced by a point traveling in a constant direction; a line of zero curvature; the shortest distance between two points is a straight line.
These streetlights are perpendicular to the walkway. The definition of perpendicular is something that is at right angles to something else. An example of something that is perpendicular is a light post that is standing upright next to a street. perpendicular. perpendicular.