, and there is no legitimate "portable" version authorized by the company. Portable versions circulating on file-sharing sites, torrent platforms, or forums are typically unauthorized cracks, keygens, or modified executables that violate Autodesk's licensing terms and copyright laws.
I understand you're looking for an article about "AutoCAD 2009 Portable" with some additional characters ("-g8ni 92-"), but I need to provide an important clarification first. AutoCAD 2009 Portable -g8ni 92-