Matches in DBpedia 2016-04 for { <http://wikidata.dbpedia.org/resource/Q217491> ?p ?o }
- Q217491 subject Q7144601.
- Q217491 subject Q7348550.
- Q217491 subject Q8672623.
- Q217491 abstract "Network Time Protocol (NTP) is a networking protocol for clock synchronization between computer systems over packet-switched, variable-latency data networks. In operation since before 1985, NTP is one of the oldest Internet protocols in current use. NTP was originally designed by David L. Mills of the University of Delaware, who still oversees its development.NTP is intended to synchronize all participating computers to within a few milliseconds of Coordinated Universal Time (UTC). It uses a modified version of Marzullo's algorithm to select accurate time servers and is designed to mitigate the effects of variable network latency. NTP can usually maintain time to within tens of milliseconds over the public Internet, and can achieve better than one millisecond accuracy in local area networks under ideal conditions. Asymmetric routes and network congestion can cause errors of 100 ms or more.The protocol is usually described in terms of a client-server model, but can as easily be used in peer-to-peer relationships where both peers consider the other to be a potential time source. Implementations send and receive timestamps using the User Datagram Protocol (UDP) on port number 123. They can also use broadcasting or multicasting, where clients passively listen to time updates after an initial round-trip calibrating exchange. NTP supplies a warning of any impending leap second adjustment, but no information about local time zones or daylight saving time is transmitted.The current protocol is version 4 (NTPv4), which is a proposed standard as documented in RFC 5905. It is backward compatible with version 3, specified in RFC 1305.".
- Q217491 thumbnail DL_Mills-2.jpg?width=300.
- Q217491 wikiPageExternalLink charter.
- Q217491 wikiPageExternalLink marzullo.
- Q217491 wikiPageExternalLink history.pdf.
- Q217491 wikiPageExternalLink time.
- Q217491 wikiPageExternalLink www.ntpsurvey.arauc.br.
- Q217491 wikiPageWikiLink Q1000863.
- Q217491 wikiPageWikiLink Q1058791.
- Q217491 wikiPageWikiLink Q1068072.
- Q217491 wikiPageWikiLink Q11163.
- Q217491 wikiPageWikiLink Q11230.
- Q217491 wikiPageWikiLink Q11246.
- Q217491 wikiPageWikiLink Q11381.
- Q217491 wikiPageWikiLink Q1143243.
- Q217491 wikiPageWikiLink Q1179179.
- Q217491 wikiPageWikiLink Q119395.
- Q217491 wikiPageWikiLink Q12143.
- Q217491 wikiPageWikiLink Q131406.
- Q217491 wikiPageWikiLink Q13162.
- Q217491 wikiPageWikiLink Q1346398.
- Q217491 wikiPageWikiLink Q1362921.
- Q217491 wikiPageWikiLink Q1370727.
- Q217491 wikiPageWikiLink Q1406.
- Q217491 wikiPageWikiLink Q14116.
- Q217491 wikiPageWikiLink Q1423448.
- Q217491 wikiPageWikiLink Q1440227.
- Q217491 wikiPageWikiLink Q146813.
- Q217491 wikiPageWikiLink Q1513059.
- Q217491 wikiPageWikiLink Q1536.
- Q217491 wikiPageWikiLink Q161410.
- Q217491 wikiPageWikiLink Q17125568.
- Q217491 wikiPageWikiLink Q17156359.
- Q217491 wikiPageWikiLink Q1756025.
- Q217491 wikiPageWikiLink Q176452.
- Q217491 wikiPageWikiLink Q1771903.
- Q217491 wikiPageWikiLink Q180368.
- Q217491 wikiPageWikiLink Q183635.
- Q217491 wikiPageWikiLink Q186849.
- Q217491 wikiPageWikiLink Q186885.
- Q217491 wikiPageWikiLink Q189224.
- Q217491 wikiPageWikiLink Q193040.
- Q217491 wikiPageWikiLink Q193446.
- Q217491 wikiPageWikiLink Q194230.
- Q217491 wikiPageWikiLink Q194404.
- Q217491 wikiPageWikiLink Q1961556.
- Q217491 wikiPageWikiLink Q196372.
- Q217491 wikiPageWikiLink Q2025485.
- Q217491 wikiPageWikiLink Q205663.
- Q217491 wikiPageWikiLink Q2073556.
- Q217491 wikiPageWikiLink Q2118668.
- Q217491 wikiPageWikiLink Q2136722.
- Q217491 wikiPageWikiLink Q220764.
- Q217491 wikiPageWikiLink Q220849.
- Q217491 wikiPageWikiLink Q22725.
- Q217491 wikiPageWikiLink Q227467.
- Q217491 wikiPageWikiLink Q3018243.
- Q217491 wikiPageWikiLink Q308980.
- Q217491 wikiPageWikiLink Q3091327.
- Q217491 wikiPageWikiLink Q312.
- Q217491 wikiPageWikiLink Q34236.
- Q217491 wikiPageWikiLink Q360812.
- Q217491 wikiPageWikiLink Q36669.
- Q217491 wikiPageWikiLink Q39162.
- Q217491 wikiPageWikiLink Q3925541.
- Q217491 wikiPageWikiLink Q436417.
- Q217491 wikiPageWikiLink Q4563502.
- Q217491 wikiPageWikiLink Q483881.
- Q217491 wikiPageWikiLink Q4994759.
- Q217491 wikiPageWikiLink Q506053.
- Q217491 wikiPageWikiLink Q507810.
- Q217491 wikiPageWikiLink Q550893.
- Q217491 wikiPageWikiLink Q554830.
- Q217491 wikiPageWikiLink Q5970501.
- Q217491 wikiPageWikiLink Q599031.
- Q217491 wikiPageWikiLink Q6269156.
- Q217491 wikiPageWikiLink Q6781885.
- Q217491 wikiPageWikiLink Q7144601.
- Q217491 wikiPageWikiLink Q723733.
- Q217491 wikiPageWikiLink Q7348550.
- Q217491 wikiPageWikiLink Q75.
- Q217491 wikiPageWikiLink Q7593.
- Q217491 wikiPageWikiLink Q7663751.
- Q217491 wikiPageWikiLink Q779824.
- Q217491 wikiPageWikiLink Q79984.
- Q217491 wikiPageWikiLink Q81414.
- Q217491 wikiPageWikiLink Q816022.
- Q217491 wikiPageWikiLink Q831672.
- Q217491 wikiPageWikiLink Q844605.
- Q217491 wikiPageWikiLink Q851989.
- Q217491 wikiPageWikiLink Q858321.
- Q217491 wikiPageWikiLink Q858851.
- Q217491 wikiPageWikiLink Q8672623.
- Q217491 wikiPageWikiLink Q899288.
- Q217491 wikiPageWikiLink Q904866.
- Q217491 wikiPageWikiLink Q922122.
- Q217491 wikiPageWikiLink Q971330.