ISO/IEC 11801-4:2017(E) This document specifies generic cabling within a home and provides users with:- an application independent system capable of supporting a wide range of applications in a range of installation and operating environments;- a flexible scheme such that modifications are both easy and economical;- a multi-vendor supply chain within an open market for cabling components.The contents of the corrigendum of April 2018 have been included in this copy.