In
computing, User Location Service was a standards-based protocol for directory services and presence information, first submitted as a draft to the
IETF in February 1996.
Client software supporting ULS included early versions of
Microsoft Netmeeting
Microsoft NetMeeting is a discontinued VoIP and multi-point videoconferencing client included in many versions of Microsoft Windows (from Windows 95 OSR2 to Windows Vista). It uses the H.323 protocol for videoconferencing, and is interoperable wit ...
,
Intel Video Phone and FreeWebFone. Netmeeting had depreciated ULS in favour of
Internet Locator Service {{Unreferenced, date=December 2009
An Internet Locator Server (abbreviated ILS) is a server that acts as a directory for Microsoft NetMeeting clients. An ILS is not necessary within a local area network and some wide area networks in the Internet b ...
by 1997 and FreeWebFone no longer exists.
A ULS server provides directory services and presence lookup for clients. At one stage, public ULS servers were made available by
Microsoft and others, but these have largely been abandoned.
ULS typically runs on the
TCP
TCP may refer to:
Science and technology
* Transformer coupled plasma
* Tool Center Point, see Robot end effector
Computing
* Transmission Control Protocol, a fundamental Internet standard
* Telephony control protocol, a Bluetooth communication s ...
port 522.
See also
*
Internet Locator Service {{Unreferenced, date=December 2009
An Internet Locator Server (abbreviated ILS) is a server that acts as a directory for Microsoft NetMeeting clients. An ILS is not necessary within a local area network and some wide area networks in the Internet b ...
*
LDAP
External links
Microsoft Technet: NetmeetingULS Internet-Draft submitted to the IETF by Microsoft in 1996
Network protocols