NetShow was Microsoft's original framework for Internet network broadcasting, intended to compete with RealNetworksRealMedia & Vivo (acquired in 1998 by RealNetworks). It is now renamed and marketed under the Windows Media umbrella.
NetShow 1.0 came out in 1996. A newer version, 2.0, was included in Windows NT 4.0 SP3 in 1997. Version 3.0 came out mid-1998. The whole product line was renamed to Windows Media in October, 1999, four months before Windows 2000 appeared.
NetShow Services (renamed to Windows Media Services) It was eventually incorporated into the media server functionality of Microsoft Internet Information Services (IIS). Netshow server and encoder functionality was also integrated into PowerPoint as part of the Online Broadcast functionality in Microsoft Office 2000.