Book excerpt: This United States Army manual, Army Techniques Publication ATP 6-02.12 Department of Defense Information Network - Army Planning Techniques November 2021, provides tactics and techniques for planning signal support and builds on the signal planning information provided in FM 6-02. This publication establishes non-prescriptive ways to perform missions, functions, and tasks associated with planning the secure tactical information network that enables command and control at echelons corps and below. The principal audience for ATP 6-02.12 is Army Professionals who plan tactical signal support. Commanders and staffs of Army headquarters serving as the joint task force or multinational headquarters should also refer to the applicable joint or multinational doctrine concerning the range of military operations and joint or multinational forces. Trainers and educators throughout the Army will also use this publication. ATP 6-02.12 applies to the Active Army, Army National Guard or Army National Guard of the United States, and United States Army Reserve, unless otherwise stated.