{\TeX\ in industry \acro{I}\Dash programming Cisco switches using~\TeX} {Stefan Kottwitz} {Pure text-based, macro-based, \TeX-programmed switch configurations which I use at my work at Lufthansa and in cruise ship projects. A brief description is at \url{http://tex.tips/programming-network-switches}. A demonstration of a non-standard use of \TeX\ in industry. }