LSR may refer to:

Computing

Label switch router Multiprotocol Label Switching (MPLS) is a routing technique in telecommunications networks that directs data from one node to the next based on labels rather than network addresses. Whereas network addresses identify endpoints the labels identif ...

, a type of router located in the middle of an MPLS network * '' Lego Stunt Rally'', a video game *

Link-state routing protocol Link-state routing protocols are one of the two main classes of routing protocols used in packet switching networks for computer communications, the others being distance-vector routing protocols. Examples of link-state routing protocols include ...

, one of the two main classes of routing protocols used in packet switching networks *

Linux Screen Reader The Linux Screen Reader (LSR) is a discontinued free and open source effort to develop an extensible assistive technology for the GNOME desktop environment. The goal of the project was to create a reusable development platform for building alte ...

, a free and open source assistive technology of the GNOME desktop environment * Logical shift right, a type of

logical shift In computer science, a logical shift is a bitwise operation that shifts all the bits of its operand. The two base variants are the logical left shift and the logical right shift. This is further modulated by the number of bit positions a giv ...

operator used in some computer languages * Loose Source Routing, an IP routing option used for mobility in IP networks *

Link state request Open Shortest Path First (OSPF) is a routing protocol for Internet Protocol (IP) networks. It uses a link state routing (LSR) algorithm and falls into the group of interior gateway protocols (IGPs), operating within a single autonomous sy ...

, a type of

OSPF Open Shortest Path First (OSPF) is a routing protocol for Internet Protocol (IP) networks. It uses a link state routing (LSR) algorithm and falls into the group of interior gateway protocols (IGPs), operating within a single autonomous syste ...

protocol message

Organizations

* LSR Group, one of Russia's largest construction firms *

Lady Shri Ram College for Women Lady Shri Ram College for Women (LSR) is a constituent women's college, affiliated with the University of Delhi, and has a legacy in women's education. History Established in 1956 in New Delhi by the late Lala Shri Ram in memory of his wife ...

, a university in Delhi, India *

League for Socialist Reconstruction {{DeLeonism League for Socialist Reconstruction (LSR) was a DeLeonist political organization with sections in New York City and Michigan. Joseph Brandon, Louis Lazarowitz, Sam Brandon and other LSR members had been active in the Industrial Uni ...

, a DeLeonist political organization in the United States *

League for Social Reconstruction The League for Social Reconstruction (LSR) was a circle of Canadian socialists officially formed in 1932. The group advocated for social and economic reformation as well as political education. The formation of the LSR was provoked by events such ...

, a socialist think-tank in Canada which ran from 1931 to 1942 *

Leeds Student Radio Leeds Student Radio (also known as ''LSR'' and formerly as LSRfm.com) is a student radio station broadcasting every day during term time from Leeds University Union at the University of Leeds. It is also the official student radio station for ...

, a student radio station based in Leeds * '' Liberdade, Socialismo e Revolução'', a Brazilian socialist organization * Life Sciences Research, the U.S. incorporation of

Huntingdon Life Sciences Huntingdon Life Sciences (HLS) was a contract research organisation (CRO) founded in 1951 in Cambridgeshire, England. It had two laboratories in the United Kingdom and one in the United States. With over 1,600 staff, it was until 2015 the largest ...

LifeRing Secular Recovery LifeRing Secular Recovery (LifeRing or LSR) is a secular, non-profit organization providing peer-run addiction recovery groups. The organization provides support and assistance to people seeking to recover from alcohol and drug addiction, and al ...

, an addiction recovery support group

Sciences

Local standard of rest In astronomy, the local standard of rest or LSR follows the mean motion of material in the Milky Way in the neighborhood of the Sun (stars in radius 100 pc from the Sun). The path of this material is not precisely circular. The Sun follows the sol ...

, a frame of reference for motion of matter in the Milky Way galaxy proximate to the Sun *

Land speed record The land speed record (or absolute land speed record) is the highest speed achieved by a person using a vehicle on land. There is no single body for validation and regulation; in practice the Category C ("Special Vehicles") flying start regula ...

, the record for highest speed by a land vehicle * Liquid silicone rubber, a form of silicone rubber * Lipolysis-stimulated lipoprotein receptor

Other

* LSR (sniper rifle), a Pakistani sniper rifle *

Local storm report A Local Storm Report (LSR) is transmitted by the National Weather Service (NWS) when it receives significant information from storm spotters, such as amateur radio operators, storm chasers, law enforcement officials, civil defense (now emergency m ...

, a product issued by the U.S. National Weather Service * A type of equipment on the Israel television show ''

HaShminiya ''HaShminiya'' ( he, הַשְּׁמִינִיָּה; ''The Eight'') is a television series that was broadcast on the Israeli channel Arutz HaYeladim in HOT. Although the show was designated for children and teenagers, it was also popular with adu ...

'' {{disambig