Overview#Web Services Dynamic Discovery (WS-Discovery) is a technical WS-Specifications that defines a multicast Discovery Mechanism protocol to locate services on a Local Area Network.
Various components in Microsoft's Windows Vista operating system use WS-Discovery, e.g. "People near me". WS-Discovery is an integral part of Windows Rally technologies and Devices Profile for Web Services.
Web Services Dynamic Discovery is the component WSDMON in Windows 7 and later Windows Clients automatically discover WSD-enabled network printers, which show in Network in Windows Explorer, and can be installed by double-clicking on them. In Windows 8 or later installation is automatic. WS-Discovery is enabled by default in networked HP printers since circa 2008.