Before revision: DLNA incorporates several existing public standards, including Universal Plug and Play (UPnP) for media management and device discovery and control, and widely used digital media formats and wired and wireless networking standards .
After revision: DLNA incorporates several existing public stwired and wireless networking standards, andards, including Universal Plug and Play (UPnP) for media management and device discovery and control, and widely used digital media formats .