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https://community.nwtime.org/c/ntp/hardware/28 Hardware - Network Time Foundation This category is for discussing everything related to NTP hardware. Looking for recommendations for building an NTP device? Got a cool build to show off? network time foundationhardware https://lwn.net/Articles/1059200/ An effort to secure the Network Time Protocol [LWN.net] The Network Time Protocol (NTP) debuted in 1985; it is a universally used, open specification t [...] network time protocoleffortsecurelwn https://www.ntp.org/reflib/ntp/ Network Time Synchronization Research Project We consider the NTP project and ongoing development a basically mature project, although there is always the opportunity for incremental advances. There have... network time synchronizationresearch project https://community.nwtime.org/t/vist-ntf-at-scale-23x/94 Vist NTF at SCALE 23x - General - Network Time Foundation Visit Network Time Foundation at booth 330 in the Expo Hall. scale 23x generalnetwork time foundationvistntf https://datatracker.ietf.org/doc/html/rfc5905 RFC 5905 - Network Time Protocol Version 4: Protocol and Algorithms Specification Network Time Protocol Version 4: Protocol and Algorithms Specification (RFC 5905, ) network time protocolversion 4rfc5905algorithms https://www.ntp.org/documentation/ietf/ntp-tcp-services/ Network Time Protocol: TCP Services Traditionally, NTP has only used UDP. Since UDP packets have length limits, and there are rate limits imposed by the protocol specification, TCP can be used... network time protocoltcp services https://downloads.nwtime.org/ntp/hardware/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://datatracker.ietf.org/doc/html/rfc5908 RFC 5908 - Network Time Protocol (NTP) Server Option for DHCPv6 Network Time Protocol (NTP) Server Option for DHCPv6 (RFC 5908, ) network time protocolntp serverrfc5908option https://community.nwtime.org/t/images-of-scale-23x/357 Images of SCaLE 23x - General - Network Time Foundation Booth is ready and waiting for the Expo hall to open! scale 23x generalnetwork time foundationimages https://community.nwtime.org/t/clock-manager-proxy-service-json-configuration-file/48 Clock Manager proxy service JSON configuration file - Documentation - Network Time Foundation documentation network timeclock managerproxy serviceconfiguration filejson https://www.rfc-editor.org/rfc/rfc5905.html RFC 5905: Network Time Protocol Version 4: Protocol and Algorithms Specification network time protocolversion 4rfc5905algorithms https://www.ntp.org/reflib/exec/ Executive Summary: Computer Network Time Synchronization The Network Time Protocol (NTP) is used to synchronize the clocks of millions of systems on the public Internet and private networks. This document contains an... network time synchronizationexecutive summarycomputer https://downloads.nwtime.org/libptpmgmt/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://community.nwtime.org/ Network Time Foundation Open Source Time Synchronization network time foundation https://www.nwtime.org/donate/ Donate to Network Time Foundation Every dollar helps! If you donate $125 or more you qualify for the benefits of Membership. network time foundationdonate https://downloads.nwtime.org/ntp/4.0/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://www.nwtime.org/about/ About Network Time Foundation Learn more about the critical role of Network Time Foundation, how it came to be, the importance of timekeeping, and how we approach our custodial... network time foundation https://community.nwtime.org/c/khronos/11 Khronos - Network Time Foundation This category is all about Khronos. Here are some tips on its organization: network time foundationkhronos https://www.meinbergglobal.com/english/info/ntp.htm NTP - a comprehensive Guide on Network Time Synchronization Sep 29, 2021 - NTP - The Network Time Protocol by the NTP project. Facts, infos and practical examples for using NTP with different operating sytems and with different time... network time synchronizationcomprehensive guidentp https://community.nwtime.org/c/khronos/in-the-news/13 In the News - Network Time Foundation Topics in this category are specific to Khronos. If it’s not specific to Khronos, it probably belongs in General instead. network time foundationnews https://community.nwtime.org/t/welcome/5 Welcome! 👋 - General - Network Time Foundation We are so glad you joined Network Time Foundation’s Discourse Community. Looking for documentation for NTP, LinuxPTP, libptpmgmt, or Khronos? Search our... general network timewelcomefoundation https://www.rfc-editor.org/rfc/rfc9327.html RFC 9327: Control Messages Protocol for Use with Network Time Protocol Version 4 This document describes the structure of the control messages that were historically used with the Network Time Protocol (NTP) before the advent of more modern... network timeversion 4rfc9327control https://ubuntu.com/server/docs/how-to/networking/serve-ntp-with-chrony/ How to serve the Network Time Protocol with Chrony - Ubuntu Server documentation Configure chrony as an NTP server on Ubuntu to serve Network Time Protocol information and continuously sync system clock for accuracy. network time protocolubuntu server documentationchrony https://mailarchive.ietf.org/arch/msg/ietf-announce/aXKmxG_gFPv3HnG3NQy6onRymIE/ Protocol Action: Network Time Protocol (Version 3) Specification, Implementation and Analysis to... Search IETF mail list archives protocol actionnetwork timeversion 3specificationimplementation https://downloads.nwtime.org/ntp/4.1.1/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://community.nwtime.org/t/network-time-protocol-tcp-services/342 Network Time Protocol: TCP Services - Documentation - Network Time Foundation network time protocoltcp servicesdocumentation foundation https://community.nwtime.org/u/mbeckman Profile - mbeckman - Network Time Foundation Open Source Time Synchronization network time foundationprofile https://downloads.nwtime.org/ntp/4.2.4/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://community.nwtime.org/t/sntp-simple-network-time-protocol-sntp-client/130 Sntp - Simple Network Time Protocol (SNTP) Client - Documentation - Network Time Foundation simple network timeprotocol clientdocumentation foundationsntp https://community.nwtime.org/u/system Profile - system - Network Time Foundation Open Source Time Synchronization network time foundationprofile system https://community.nwtime.org/t/network-time-protocol-i-do-extension-field/335 Network Time Protocol I-Do Extension Field - Documentation - Network Time Foundation network time protocolextension fielddocumentation foundation https://git.nwtime.org/websites/ntpwww/commit/fd8febdace4dd4a4b0e5ff6b88e4ad1795526313 Fix broken bitbucket links. · fd8febdace - websites/ntpwww - Network Time Foundation Git Server ntpwww - Source for ntp.org website. network time foundationfix brokengit serverbitbucketlinks https://community.nwtime.org/c/site-feedback/2 Site Feedback - Network Time Foundation Discussion about this site, its organization, how it works, and how we can improve it. network time foundationsite feedback https://www.softros.com/ LAN Messenger and Network Time Sync Server-Client software for Windows. Softros Systems Inc. presents instant LAN messenger and Atomic Time Sync Server-Client for networks of all sizes. lan messengernetwork timesync serverclient softwarewindows https://www.nwtime.org/membership/individual-membership-agreement/ Network Time Consortium Individual Member Agreement NTF: Network Time Foundation, Inc. is a 501(c)(3) California Public Benefit corporation having a place of business at PO Box 918, Talent OR 97540. network timeindividual memberconsortiumagreement https://community.nwtime.org/t/clock-manager-presentation-at-embedded-world-2025/57 Clock Manager Presentation at Embedded World 2025 - Documentation - Network Time Foundation 2025clockmanager.pdf (1.2 MB) embedded world 2025documentation network timeclock managerpresentationfoundation https://community.nwtime.org/t/configuration-defaults/71 Configuration Defaults - Documentation - Network Time Foundation documentation network timeconfigurationdefaultsfoundation https://community.nwtime.org/t/rfc-4330-simple-network-time-protocol-sntp-version-4-for-ipv4-ipv6-and-osi/308 RFC 4330: Simple Network Time Protocol (SNTP) Version 4 for IPv4, IPv6 and OSI - Documentation -... simple network timeprotocol sntp versionipv4 ipv6rfc4330 https://community.nwtime.org/u/al_zheimer49 Profile - al_zheimer49 - Network Time Foundation Open Source Time Synchronization network time foundationprofile al https://community.nwtime.org/t/clock-select-algorithm/179 Clock Select Algorithm - Documentation - Network Time Foundation documentation network timeclockselectalgorithmfoundation https://community.nwtime.org/u/Dru Profile - Dru - Network Time Foundation Open Source Time Synchronization network time foundationprofiledru https://www.ntp.org/documentation/ietf/ntp-secure-network-time/ Network Time Protocol: Secure Network Time The proposal specifies a means for NTP instances that can establish a TCP connection between themselves to create secure ephemeral keys. With the known... network time protocolsecure https://community.nwtime.org/t/y2036-countdown-the-ntp-rollover-is-now-10-years-away/349 Y2036 Countdown: The NTP Rollover is Now 10 Years Away - In the News - Network Time Foundation network time foundation10 yearscountdownntprollover https://nwtime.org/ Network Time Foundation Leading the delivery of accurate and precise time to connected devices around the world. network time foundation https://community.nwtime.org/t/phc-ctl-8-directly-control-phc-device-clock/65 Phc_ctl(8): directly control PHC device clock - Documentation - Network Time Foundation documentation network timecontrol devicephcctl8 https://community.nwtime.org/t/about-the-general-category/3 About the General category - General - Network Time Foundation Create topics in the General category that are related to network time in general but not specific to one of the Projects (NTP, LinuxPTP, libptpmgmt, Khronos).... category network timegeneralfoundation https://community.nwtime.org/t/unicast-slave-configuration/84 Unicast Slave Configuration - Documentation - Network Time Foundation documentation network timeunicastslaveconfigurationfoundation https://community.nwtime.org/t/timestamp-capture-principles/249 Timestamp Capture Principles - Dave Mills Library - Network Time Foundation dave mills librarynetwork time foundationtimestampcaptureprinciples https://datatracker.ietf.org/doc/html/rfc8915 RFC 8915 - Network Time Security for the Network Time Protocol Network Time Security for the Network Time Protocol (RFC 8915, ) network timerfc8915securityprotocol https://sepvn.com.vn/giai-phap-may-chu-thoi-gian Giải pháp Máy chủ Thời gian (Network Time Protocol) – Công ty Cổ phần SEP Việt Nam network time protocolgiantysepnam https://community.nwtime.org/t/network-time-protocol-leap-smear-refid/336 Network Time Protocol Leap Smear REFID - Documentation - Network Time Foundation network time protocoldocumentation foundationleapsmear https://community.nwtime.org/t/the-destination-and-tailoring-of-subscriptions-not-clear/352 The destination and tailoring of subscriptions not clear - Site Feedback - Network Time Foundation Hi Dru, I have a query on the site subscription link. I give regularly to nwtime.org (one time , yearly) and the subscribe link is not clear as to whether a... network time foundationsite feedbackdestinationtailoringsubscriptions https://community.nwtime.org/t/g-8265-1-profile/72 G.8265.1 Profile - Documentation - Network Time Foundation documentation network time1 profileg8265foundation https://www.techtarget.com/searchnetworking/tip/Network-timing-Everything-you-need-to-know-about-NTP A configuration guide to Network Time Protocol | TechTarget Learn how to configure and troubleshoot Network Time Protocol in Linux, macOS and Windows systems to ensure reliable time synchronization in your network. network time protocolconfiguration guidetechtarget https://community.nwtime.org/c/ntp/dave-mills-library/27 Dave Mills Library - Network Time Foundation The information in the Reference Library was originally hosted on the University of Delaware homepage for Professor David L. Mills, PhD. While much of it can... dave mills librarynetwork time foundation https://community.nwtime.org/t/network-time-protocol-mac-last-extension-fields/337 Network Time Protocol MAC/Last Extension Fields - Documentation - Network Time Foundation network time protocoldocumentation foundationmaclastextension https://community.nwtime.org/u/folkert Profile - folkert - Network Time Foundation Open Source Time Synchronization network time foundationprofilefolkert https://community.nwtime.org/t/rfc-1769-simple-network-time-protocol-sntp/313 RFC 1769: Simple Network Time Protocol (SNTP) - Documentation - Network Time Foundation simple network timeprotocol sntpdocumentation foundationrfc1769 https://community.nwtime.org/c/ntp/discussion/24 Discussion - Network Time Foundation Topics in this category are specific to NTP. If it’s not specific to NTP, it probably belongs in General instead. network time foundationdiscussion https://community.nwtime.org/t/pmc-8-ptp-management-client/66 Pmc(8): PTP management client - Documentation - Network Time Foundation ptp management clientdocumentation network timepmc8foundation https://datatracker.ietf.org/group/ntp/documents/ Network Time Protocols (ntp) network timeprotocolsntp https://downloads.nwtime.org/ntp/4.2.8/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://superuser.com/questions/1766663/dhcpv6-options-for-network-time-server networking - DHCPv6 Options for Network Time Server - Super User While for DHCPv4 there appears to be exactly one option to specify (S)NTP servers, namely 42, DHCPv6 seems to offer two separate ones: OPTION_SNTP_SERVERS (31)... dhcpv6 optionsnetwork timeserver supernetworkinguser https://downloads.nwtime.org/ntp/4.1.0/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://community.nwtime.org/t/ntp-keygen-generate-public-and-private-keys/123 Ntp-keygen - generate public and private keys - Documentation - Network Time Foundation documentation network timeprivate keysntpkeygengenerate https://www.nwtime.org/ Network Time Foundation Leading the delivery of accurate and precise time to connected devices around the world. network time foundation https://support.ntp.org/ WebHome Main Network Time Foundation's NTP Support Wiki network time foundationwebhome mainsupport wikintp https://downloads.nwtime.org/ntp/4.2.6/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://www.ntp.org/documentation/ietf/ntp-mac-last-ef/ Network Time Protocol MAC/Last Extension Fields NTP packets can be authenticated by a Message Authentication Code (MAC) if a MAC is present at the end of an NTP packet. The legacy format for this MAC is not... network time protocolmaclastextensionfields https://www.ntp.org/documentation/4.2.8-series/ntpdsim_new/ ntpdsim - Network Time Protocol (NTP) Simulator The ntpdsim program is used to simulate and study the behavior of an NTP daemon that derives its time from a number of different simulated time servers. Each... network time protocolntpsimulator https://community.nwtime.org/c/ntp/documentation/8 Documentation - Network Time Foundation Open Source Time Synchronization documentation network timefoundation https://community.nwtime.org/t/about-the-site-feedback-category/1 About the Site Feedback category - Site Feedback - Network Time Foundation Discussion about this site, its organization, how it works, and how we can improve it. category network timesite feedbackfoundation https://community.nwtime.org/c/ntp/dave-mills-library/27?page=1 Dave Mills Library - Network Time Foundation The information in the Reference Library was originally hosted on the University of Delaware homepage for Professor David L. Mills, PhD. While much of it can... dave mills librarynetwork time foundation https://downloads.nwtime.org/linuxptp/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://community.nwtime.org/c/libptpmgmt/documentation/17 Documentation - Network Time Foundation Documentation and resources for libptpmgmt. documentation network timefoundation https://www.rfc-editor.org/rfc/rfc2030.html RFC 2030: Simple Network Time Protocol (SNTP) Version 4 for IPv4, IPv6 and OSI simple network timeprotocol sntp versionipv4 ipv6rfc2030 https://downloads.nwtime.org/ntp/4.2.0/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://community.nwtime.org/t/network-time-protocol-tcp-services-key-exchange/341 Network Time Protocol: TCP Services: Key Exchange - Documentation - Network Time Foundation network time protocoltcp serviceskey exchangedocumentation foundation https://community.nwtime.org/t/generic-reference-driver/262 Generic Reference Driver - Documentation - Network Time Foundation documentation network timegenericreferencedriverfoundation https://downloads.nwtime.org/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://www.ntp.org/documentation/ietf/ntp-i-do/ Network Time Protocol I-Do Extension Field This proposal defines and describes a mechanism by which cooperating NTP instances may communicate any optional features they are willing to admit they support. network time protocolextension field https://community.nwtime.org/t/clock-manager-classes-and-files/54 Clock Manager Classes and Files - Documentation - Network Time Foundation documentation network timeclock managerclassesfilesfoundation https://downloads.nwtime.org/ntp/xntp2/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://downloads.nwtime.org/ntp/4.2.2/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://downloads.nwtime.org/ntp/software/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://community.nwtime.org/t/rfc-958-network-time-protocol-ntp/325 RFC 958: Network Time Protocol (NTP) - Documentation - Network Time Foundation network time protocoldocumentation foundationrfc958ntp https://community.nwtime.org/c/linuxptp/documentation/21 Documentation - Network Time Foundation Man pages and configuration profiles for LinuxPTP. documentation network timefoundation https://community.nwtime.org/t/ntp-orphan-mode/168 NTP Orphan Mode - Documentation - Network Time Foundation documentation network timentporphanmodefoundation https://www.prweb.com/releases/endrun-expands-sonoma-network-time-server-family-with-quad-port-models-to-meet-demands-of-next-generation-networks-302730131.html EndRun Expands Sonoma Network Time Server Family with Quad Port Models to Meet Demands of Next... Mar 31, 2026 - /PRNewswire-PRWeb/ -- EndRun Technologies, a leading provider of precision time and frequency solutions, announced the release of the Sonoma D24 and N24 GPS... network timequad portexpandssonomaserver https://community.nwtime.org/t/rfc-8915-network-time-security-for-the-network-time-protocol/298 RFC 8915: Network Time Security for the Network Time Protocol - Documentation - Network Time... network timeprotocol documentationrfc8915security https://community.nwtime.org/categories Network Time Foundation Open Source Time Synchronization network time foundation https://community.nwtime.org/t/miscellaneous-commands-and-options/164 Miscellaneous Commands and Options - Documentation - Network Time Foundation documentation network timemiscellaneouscommandsoptionsfoundation https://community.nwtime.org/c/ntp/7 NTP - Network Time Foundation This category is all about the Network Time Protocol (NTP). Here are some tips on its organization: network time foundationntp https://community.nwtime.org/t/rfc-2030-simple-network-time-protocol-sntp-version-4-for-ipv4-ipv6-and-osi/312 RFC 2030: Simple Network Time Protocol (SNTP) Version 4 for IPv4, IPv6 and OSI - Documentation -... simple network timeprotocol sntp versionipv4 ipv6rfc2030 https://support.ntp.org/Dev WebHome Dev Network Time Foundation's NTP Support Wiki network time foundationsupport wikiwebhomedevntp https://community.nwtime.org/t/chrono-log-k-series-wwvb-receiver/281 Chrono-log K-series WWVB receiver - Documentation - Network Time Foundation documentation network timechronologserieswwvb https://downloads.nwtime.org/ntp/sim/ Welcome to Network Time Foundation's download archive. Network Time Foundation provides support for several time-related open source projects, including NTP and LinuxPTP. network time foundationdownload archivewelcome https://community.nwtime.org/c/general/4 General - Network Time Foundation Create topics in the General category that are related to network time in general but not specific to one of the Projects (NTP, LinuxPTP, libptpmgmt, Khronos). general network timefoundation https://community.nwtime.org/t/about-the-general-timestamp-api-category/374 About the General Timestamp API category - General Timestamp API - Network Time Foundation This category is all about the General Timestamp API. Here are some tips on its organization: Presentations: Click a topic’s Share button to share that page... category network timegeneraltimestampapifoundation https://www.rfc-editor.org/rfc/rfc1119 RFC 1119: Network Time Protocol (version 2) specification and implementation network time protocolversion 2 specificationrfc 1119implementation