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aria-controls="toc-Production_and_versioning-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Production and versioning subsection</span> </button> <ul id="toc-Production_and_versioning-sublist" class="vector-toc-list"> <li id="toc-Sub-series" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Sub-series"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Sub-series</span> </div> </a> <ul id="toc-Sub-series-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Streams" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Streams"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>Streams</span> </div> </a> <ul id="toc-Streams-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Obtaining_RFCs" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Obtaining_RFCs"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Obtaining RFCs</span> </div> </a> <ul id="toc-Obtaining_RFCs-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Status" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Status"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Status</span> </div> </a> <button aria-controls="toc-Status-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Status subsection</span> </button> <ul id="toc-Status-sublist" class="vector-toc-list"> <li id="toc-Standards_Track" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Standards_Track"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.1</span> <span>Standards Track</span> </div> </a> <ul id="toc-Standards_Track-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Informational" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Informational"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.2</span> <span>Informational</span> </div> </a> <ul id="toc-Informational-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Experimental" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Experimental"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.3</span> <span>Experimental</span> </div> </a> <ul id="toc-Experimental-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Best_Current_Practice" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Best_Current_Practice"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.4</span> <span>Best Current Practice</span> </div> </a> <ul id="toc-Best_Current_Practice-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Historic" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Historic"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.5</span> <span>Historic</span> </div> </a> <ul id="toc-Historic-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Unknown" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Unknown"> <div class="vector-toc-text"> <span class="vector-toc-numb">4.6</span> <span>Unknown</span> </div> </a> <ul id="toc-Unknown-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Copyright" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Copyright"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Copyright</span> </div> </a> <ul id="toc-Copyright-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Request for Comments</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 43 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-43" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">43 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B7%D9%84%D8%A8_%D8%AA%D8%B9%D9%84%D9%8A%D9%82%D8%A7%D8%AA" title="طلب تعليقات – Arabic" lang="ar" hreflang="ar" data-title="طلب تعليقات" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/IETF_s%C9%99n%C9%99dl%C9%99r_seriyas%C4%B1" title="IETF sənədlər seriyası – Azerbaijani" lang="az" hreflang="az" data-title="IETF sənədlər seriyası" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Bulgarian" lang="bg" hreflang="bg" data-title="Request for Comments" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Document_RFC" title="Document RFC – Catalan" lang="ca" hreflang="ca" data-title="Document RFC" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Czech" lang="cs" hreflang="cs" data-title="Request for Comments" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Danish" lang="da" hreflang="da" data-title="Request for Comments" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – German" lang="de" hreflang="de" data-title="Request for Comments" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Kommentaarin%C3%B5ue" title="Kommentaarinõue – Estonian" lang="et" hreflang="et" data-title="Kommentaarinõue" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/RFC" title="RFC – Greek" lang="el" hreflang="el" data-title="RFC" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Spanish" lang="es" hreflang="es" data-title="Request for Comments" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Esperanto" lang="eo" hreflang="eo" data-title="Request for Comments" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Basque" lang="eu" hreflang="eu" data-title="Request for Comments" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AF%D8%B1%D8%AE%D9%88%D8%A7%D8%B3%D8%AA_%D8%AA%D9%88%D8%B6%DB%8C%D8%AD" title="درخواست توضیح – Persian" lang="fa" hreflang="fa" data-title="درخواست توضیح" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Request_for_comments" title="Request for comments – French" lang="fr" hreflang="fr" data-title="Request for comments" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/RFC" title="RFC – Korean" lang="ko" hreflang="ko" data-title="RFC" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%9F%E0%A4%BF%E0%A4%AA%E0%A5%8D%E0%A4%AA%E0%A4%A3%E0%A4%BF%E0%A4%AF%E0%A5%8B%E0%A4%82_%E0%A4%95%E0%A5%87_%E0%A4%B2%E0%A4%BF%E0%A4%8F_%E0%A4%85%E0%A4%A8%E0%A5%81%E0%A4%B0%E0%A5%8B%E0%A4%A7" title="टिप्पणियों के लिए अनुरोध – Hindi" lang="hi" hreflang="hi" data-title="टिप्पणियों के लिए अनुरोध" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/RFC" title="RFC – Croatian" lang="hr" hreflang="hr" data-title="RFC" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Indonesian" lang="id" hreflang="id" data-title="Request for Comments" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Italian" lang="it" hreflang="it" data-title="Request for Comments" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Hebrew" lang="he" hreflang="he" data-title="Request for Comments" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/RFC" title="RFC – Georgian" lang="ka" hreflang="ka" data-title="RFC" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Kazakh" lang="kk" hreflang="kk" data-title="Request for Comments" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/RFC" title="RFC – Lithuanian" lang="lt" hreflang="lt" data-title="RFC" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/RFC" title="RFC – Hungarian" lang="hu" hreflang="hu" data-title="RFC" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%B1%E0%B4%BF%E0%B4%95%E0%B5%8D%E0%B4%B5%E0%B4%B8%E0%B5%8D%E0%B4%B1%E0%B5%8D%E0%B4%B1%E0%B5%8D_%E0%B4%AB%E0%B5%8B%E0%B5%BC_%E0%B4%95%E0%B4%AE%E0%B5%86%E0%B4%A8%E0%B5%8D%E0%B4%B1%E0%B5%8D%E0%B4%B8%E0%B5%8D" title="റിക്വസ്റ്റ് ഫോർ കമെന്റ്സ് – Malayalam" lang="ml" hreflang="ml" data-title="റിക്വസ്റ്റ് ഫോർ കമെന്റ്സ്" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Malay" lang="ms" hreflang="ms" data-title="Request for Comments" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Dutch" lang="nl" hreflang="nl" data-title="Request for Comments" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Japanese" lang="ja" hreflang="ja" data-title="Request for Comments" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Request_for_comments" title="Request for comments – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Request for comments" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Polish" lang="pl" hreflang="pl" data-title="Request for Comments" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Portuguese" lang="pt" hreflang="pt" data-title="Request for Comments" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/RFC" title="RFC – Russian" lang="ru" hreflang="ru" data-title="RFC" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sc mw-list-item"><a href="https://sc.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Sardinian" lang="sc" hreflang="sc" data-title="Request for Comments" data-language-autonym="Sardu" data-language-local-name="Sardinian" class="interlanguage-link-target"><span>Sardu</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Request_for_comments" title="Request for comments – Slovak" lang="sk" hreflang="sk" data-title="Request for comments" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Zahteva_za_mnenja" title="Zahteva za mnenja – Slovenian" lang="sl" hreflang="sl" data-title="Zahteva za mnenja" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/RFC" title="RFC – Serbian" lang="sr" hreflang="sr" data-title="RFC" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/RFC" title="RFC – Finnish" lang="fi" hreflang="fi" data-title="RFC" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Request_for_Comments" title="Request for Comments – Swedish" lang="sv" hreflang="sv" data-title="Request for Comments" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%80%E0%B8%AD%E0%B8%81%E0%B8%AA%E0%B8%B2%E0%B8%A3%E0%B8%82%E0%B8%AD%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B9%80%E0%B8%AB%E0%B9%87%E0%B8%99" title="เอกสารขอความเห็น – Thai" lang="th" hreflang="th" data-title="เอกสารขอความเห็น" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Yorumlar_%C4%B0%C3%A7in_Talep" title="Yorumlar İçin Talep – Turkish" lang="tr" hreflang="tr" data-title="Yorumlar İçin Talep" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/RFC" title="RFC – Ukrainian" lang="uk" hreflang="uk" data-title="RFC" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/RFC" title="RFC – Vietnamese" lang="vi" hreflang="vi" data-title="RFC" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/RFC" title="RFC – Chinese" lang="zh" hreflang="zh" data-title="RFC" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a 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searchaux" style="display:none">Publication of the development and standards for the Internet</div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable selfref">"Requests for comment" redirects here. For the Wikipedia process, see <a href="/wiki/Wikipedia:Requests_for_comment" title="Wikipedia:Requests for comment">Wikipedia:Requests for comment</a>.</div> <p class="mw-empty-elt"> </p><p>A <b>Request for Comments</b> (<b>RFC</b>) is a publication in a series from the principal technical development and standards-setting bodies for the <a href="/wiki/Internet" title="Internet">Internet</a>, most prominently the <a href="/wiki/Internet_Engineering_Task_Force" title="Internet Engineering Task Force">Internet Engineering Task Force</a> (IETF).<sup id="cite_ref-rfc9280_1-0" class="reference"><a href="#cite_note-rfc9280-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> An RFC is authored by individuals or groups of engineers and <a href="/wiki/Computer_scientist" title="Computer scientist">computer scientists</a> in the form of a <a href="/wiki/Memorandum" title="Memorandum">memorandum</a> describing methods, behaviors, research, or innovations applicable to the working of the Internet and Internet-connected systems. It is submitted either for <a href="/wiki/Peer_review" title="Peer review">peer review</a> or to convey new concepts, information, or, occasionally, engineering humor.<sup id="cite_ref-:0_3-0" class="reference"><a href="#cite_note-:0-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>The IETF adopts some of the proposals published as RFCs as <a href="/wiki/Internet_Standard" title="Internet Standard">Internet Standards</a>. However, many RFCs are informational or experimental in nature and are not standards.<sup id="cite_ref-:1_4-0" class="reference"><a href="#cite_note-:1-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> The RFC system was invented by <a href="/wiki/Steve_Crocker" title="Steve Crocker">Steve Crocker</a> in 1969 to help record unofficial notes on the development of <a href="/wiki/ARPANET" title="ARPANET">ARPANET</a>. RFCs have since become official documents of Internet <a href="/wiki/Specifications" class="mw-redirect" title="Specifications">specifications</a>, <a href="/wiki/Communications_protocol" class="mw-redirect" title="Communications protocol">communications protocols</a>, procedures, and events.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> According to Crocker, the documents "shape the Internet's inner workings and have played a significant role in its success," but are not widely known outside the community.<sup id="cite_ref-nytimes_6-0" class="reference"><a href="#cite_note-nytimes-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p><p>Outside of the Internet community, other documents also called <i>requests for comments</i> have been published, as in <a href="/wiki/U.S._Federal_government" class="mw-redirect" title="U.S. Federal government">U.S. Federal government</a> work, such as the <a href="/wiki/National_Highway_Traffic_Safety_Administration" title="National Highway Traffic Safety Administration">National Highway Traffic Safety Administration</a>.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The inception of the RFC format occurred in 1969 as part of the seminal <a href="/wiki/ARPANET" title="ARPANET">ARPANET</a> project.<sup id="cite_ref-nytimes_6-1" class="reference"><a href="#cite_note-nytimes-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> Today, it is the official publication channel for the <a href="/wiki/Internet_Engineering_Task_Force" title="Internet Engineering Task Force">Internet Engineering Task Force</a> (IETF), the <a href="/wiki/Internet_Architecture_Board" title="Internet Architecture Board">Internet Architecture Board</a> (IAB), and –  to some extent –  the global community of computer network researchers in general. </p><p>The authors of the first RFCs <a href="/wiki/Typewrote" class="mw-redirect" title="Typewrote">typewrote</a> their work and circulated <a href="/wiki/Hard_copy" title="Hard copy">hard copies</a> among the <a href="/wiki/Defense_Advanced_Research_Projects_Agency" class="mw-redirect" title="Defense Advanced Research Projects Agency">ARPA</a> researchers. Unlike the modern RFCs, many of the early RFCs were actual Requests for Comments and were titled as such to avoid sounding too declarative and to encourage discussion.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> The RFC leaves questions open and is written in a less formal style. This less formal style is now typical of <a href="/wiki/Internet_Draft" title="Internet Draft">Internet Draft</a> documents, the precursor step before being approved as an RFC. </p><p>In December 1969, researchers began distributing new RFCs via the newly operational ARPANET. <style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style>RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1">1</a>, titled "Host Software", was written by <a href="/wiki/Steve_Crocker" title="Steve Crocker">Steve Crocker</a> of the <a href="/wiki/University_of_California,_Los_Angeles" title="University of California, Los Angeles">University of California, Los Angeles</a> (UCLA), and published on April 7, 1969.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> Although written by Steve Crocker, the RFC had emerged from an early <a href="/wiki/Working_group" title="Working group">working group</a> discussion between Steve Crocker, Steve Carr, and <a href="/wiki/Jeff_Rulifson" title="Jeff Rulifson">Jeff Rulifson</a>. </p><p>In <span class="anchor" id="RFC_3"></span><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc3">3</a>, which first defined the RFC series, Crocker started attributing the RFC series to the Network Working Group. Rather than being a formal committee, it was a loose association of researchers interested in the ARPANET project. In effect, it included anyone who wanted to join the meetings and discussions about the project. </p><p>Many of the subsequent RFCs of the 1970s also came from UCLA, because UCLA is one of the first of what were <a href="/wiki/Interface_Message_Processor" title="Interface Message Processor">Interface Message Processors</a> (IMPs) on ARPANET. The <a href="/wiki/Augmentation_Research_Center" title="Augmentation Research Center">Augmentation Research Center</a> (ARC) at <a href="/wiki/Stanford_Research_Institute" class="mw-redirect" title="Stanford Research Institute">Stanford Research Institute</a>, directed by <a href="/wiki/Douglas_Engelbart" title="Douglas Engelbart">Douglas Engelbart</a>, is another of the four first of what were ARPANET <a href="/wiki/Node_(networking)" title="Node (networking)">nodes</a> and the source of early RFCs. The ARC became the first network information center (<a href="/wiki/InterNIC" title="InterNIC">InterNIC</a>), which was managed by <a href="/wiki/Elizabeth_J._Feinler" title="Elizabeth J. Feinler">Elizabeth J. Feinler</a> to distribute the RFCs along with other network information.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="RFC_Editor_function">RFC Editor function</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=2" title="Edit section: RFC Editor function"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>From 1969 until 1998, <a href="/wiki/Jon_Postel" title="Jon Postel">Jon Postel</a> served as the RFC <a href="/wiki/Editor" class="mw-redirect" title="Editor">editor</a>. On his death in 1998, his obituary was published as <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2468">2468</a>. </p><p>Following the expiration of the original ARPANET contract with the U.S. federal government, the Internet Society, acting on behalf of the IETF, contracted with the Networking Division of the <a href="/wiki/University_of_Southern_California" title="University of Southern California">University of Southern California</a> (USC) <a href="/wiki/Information_Sciences_Institute" title="Information Sciences Institute">Information Sciences Institute</a> (ISI) to assume the editorship and publishing responsibilities under the direction of the IAB. Sandy Ginoza joined USC/ISI in 1999 to work on RFC editing, and Alice Hagens in 2005.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Bob_Braden" title="Bob Braden">Bob Braden</a> took over the role of RFC project lead, while <a href="/wiki/Joyce_K._Reynolds" title="Joyce K. Reynolds">Joyce K. Reynolds</a> continued to be part of the team until October 13, 2006. </p><p>In July 2007, <i>streams</i> of RFCs were defined, so that the editing duties could be divided. IETF documents came from IETF working groups or submissions sponsored by an IETF area director from the <a href="/wiki/Internet_Engineering_Steering_Group" class="mw-redirect" title="Internet Engineering Steering Group">Internet Engineering Steering Group</a>. The IAB can publish its own documents. A research stream of documents comes from the <a href="/wiki/Internet_Research_Task_Force" title="Internet Research Task Force">Internet Research Task Force</a> (IRTF), and an independent stream from other outside sources.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> A new model was proposed in 2008, refined, and published in August 2009, splitting the task into several roles,<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> including the RFC Series Advisory Group (RSAG). The model was updated in 2012.<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> The streams were also refined in December 2009, with standards defined for their style.<sup id="cite_ref-rfc5741_16-0" class="reference"><a href="#cite_note-rfc5741-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> </p><p>In January 2010, the RFC Editor function was moved to a contractor, Association Management Solutions, with Glenn Kowack serving as interim series editor.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> In late 2011, Heather Flanagan was hired as the permanent RFC Series Editor (RSE). Also at that time, an RFC Series Oversight Committee (RSOC) was created.<sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> </p><p>In 2020, the IAB convened the RFC Editor Future Development program to discuss potential changes to the RFC Editor model. The results of the program were included the RFC Editor Model (Version 3) as defined in <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc9280">9280</a>, published in June 2022.<sup id="cite_ref-rfc9280_1-1" class="reference"><a href="#cite_note-rfc9280-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Generally, the new model is intended to clarify responsibilities and processes for defining and implementing policies related to the RFC series and the RFC Editor function. Changes in the new model included establishing the position of the RFC Consulting Editor, the RFC Series Working Group (RSWG), and the RFC Series Approval Board (RSAB). It also established a new Editorial Stream for the RFC Series and concluded the RSOC. The role of the RSE was changed to the RFC Series Consulting Editor (RSCE). In September 2022, Alexis Rossi was appointed to that position.<sup id="cite_ref-AlexiAppted_19-0" class="reference"><a href="#cite_note-AlexiAppted-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="New_publishing_format">New publishing format</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=3" title="Edit section: New publishing format"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Requests for Comments were originally produced in non-<a href="/wiki/Reflowable_document" title="Reflowable document">reflowable</a> text format. In August 2019, the format was changed so that new documents can be viewed optimally in devices with varying display sizes.<sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Production_and_versioning">Production and versioning</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=4" title="Edit section: Production and versioning"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The RFC Editor assigns each RFC a <a href="/wiki/Serial_number" title="Serial number">serial number</a>. Once assigned a number and published, an RFC is never rescinded or modified; if the document requires amendments, the authors publish a revised document. Therefore, some RFCs supersede others; the superseded RFCs are said to be <i>deprecated</i>, <i>obsolete</i>, or <i>obsoleted by</i> the superseding RFC. Together, the serialized RFCs compose a continuous historical record of the evolution of Internet standards and practices. The RFC process is documented in <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2026">2026</a> (<i>The Internet Standards Process, Revision 3</i>).<sup id="cite_ref-RFC_Index_21-0" class="reference"><a href="#cite_note-RFC_Index-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> </p><p>The RFC production process differs from the <a href="/wiki/Standardization" title="Standardization">standardization</a> process of formal standards organizations such as <a href="/wiki/International_Organization_for_Standardization" title="International Organization for Standardization">International Organization for Standardization</a> (ISO). Internet technology experts may submit an <a href="/wiki/Internet_Draft" title="Internet Draft">Internet Draft</a> without support from an external institution. Standards-track RFCs are published with approval from the IETF, and are usually produced by experts participating in <a href="/wiki/IETF_Working_Group" class="mw-redirect" title="IETF Working Group">IETF Working Groups</a>, which first publish an Internet Draft. This approach facilitates initial rounds of peer review before documents mature into RFCs.<sup id="cite_ref-22" class="reference"><a href="#cite_note-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> </p><p>The RFC tradition of pragmatic, experience-driven, after-the-fact standards authorship accomplished by individuals or small working groups can have important advantages<sup class="noprint Inline-Template" style="margin-left:0.1em; white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Please_clarify" title="Wikipedia:Please clarify"><span title="The text near this tag may need clarification or removal of jargon. (April 2018)">clarification needed</span></a></i>]</sup> over the more formal, committee-driven process typical of ISO and national standards bodies.<sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> </p><p>Most RFCs use a common set of terms such as "MUST" and "NOT RECOMMENDED" (as defined by <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2119">2119</a> and <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc8174">8174</a>), <a href="/wiki/Augmented_Backus%E2%80%93Naur_form" title="Augmented Backus–Naur form">augmented Backus–Naur form</a> (ABNF) (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5234">5234</a>) as a meta-language, and simple text-based formatting, in order to keep the RFCs consistent and easy to understand.<sup id="cite_ref-RFC_Index_21-1" class="reference"><a href="#cite_note-RFC_Index-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Sub-series">Sub-series</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=5" title="Edit section: Sub-series"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The RFC series contains three sub-series for <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a> RFCs: BCP, FYI, and STD. Best Current Practice (BCP) is a sub-series of mandatory IETF RFCs not on standards track. For Your Information (FYI) is a sub-series of informational RFCs promoted by the IETF as specified in <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1150">1150</a> (FYI 1). In 2011, <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc6360">6360</a> obsoleted FYI 1 and concluded this sub-series. Standard (STD) used to be the third and highest maturity level of the IETF standards track specified in <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2026">2026</a> (BCP 9). In 2011 <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc6410">6410</a> (a new part of BCP 9) reduced the standards track to two maturity levels.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (April 2021)">citation needed</span></a></i>]</sup> </p> <div class="mw-heading mw-heading3"><h3 id="Streams">Streams</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=6" title="Edit section: Streams"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>There are five streams of RFCs: <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>, <a href="/wiki/Internet_Research_Task_Force" title="Internet Research Task Force">IRTF</a>, <a href="/wiki/Internet_Architecture_Board" title="Internet Architecture Board">IAB</a>, <i>independent submission</i>,<sup id="cite_ref-IndepSub_24-0" class="reference"><a href="#cite_note-IndepSub-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup> and <i>Editorial</i>.<sup id="cite_ref-rfc9280_1-2" class="reference"><a href="#cite_note-rfc9280-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Only the IETF creates BCPs and RFCs on the standards track. The IAB publishes informational documents relating to policy or architecture. The IRTF publishes the results of research, either as informational documents or as experiments. Independent submissions are published at the discretion of the Independent Submissions Editor. Non-IETF documents are reviewed by the <a href="/wiki/IESG" class="mw-redirect" title="IESG">IESG</a> for conflicts with IETF work. IRTF and <i>independent </i> RFCs generally contain relevant information or experiments for the Internet at large not in conflict with IETF work. compare <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc4846">4846</a>, <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5742">5742</a> and <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5744">5744</a>.<sup id="cite_ref-RFC4846_25-0" class="reference"><a href="#cite_note-RFC4846-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-RFC5742_26-0" class="reference"><a href="#cite_note-RFC5742-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup> The Editorial Stream is used to effect editorial policy changes across the RFC series (see <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc9280">9280</a>).<sup id="cite_ref-rfc9280_1-3" class="reference"><a href="#cite_note-rfc9280-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Obtaining_RFCs">Obtaining RFCs</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=7" title="Edit section: Obtaining RFCs"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <table class="floatright" style="margin-left: 1em; margin-bottom: 1en; caption-side: bottom;"> <tbody><tr> <td bgcolor="#000000"><div style="color:#33FF33; font-size: 60%"> <pre>RFC 2046 Media Types November 1996 A. Collected Grammar .................................... 43 1. Introduction The first document in this set, RFC 2045, defines a number of header fields, including Content-Type. The Content-Type field is used to specify the nature of the data in the body of a MIME entity, by giving media type and subtype identifiers, and by providing auxiliary information that may be required for certain media types. After the </pre> </div> </td></tr> </tbody><caption align="bottom"><small><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><a href="/wiki/RFC_(identifier)" class="mw-redirect" title="RFC (identifier)">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2046">2046</a>, which defines the text/plain <a href="/wiki/MIME_type" class="mw-redirect" title="MIME type">MIME type</a>, is itself a plain text.</small> </caption></table> <p>The official source for RFCs on the <a href="/wiki/World_Wide_Web" title="World Wide Web">World Wide Web</a> is the RFC Datatracker. Almost any published RFC can be retrieved via a <a href="/wiki/URL" title="URL">URL</a> of the form https://datatracker.ietf.org/doc/html/rfc5000, shown for <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5000">5000</a>. </p><p>Every RFC is submitted as plain <a href="/wiki/ASCII" title="ASCII">ASCII</a> text and is published in that form, but may also be available in other <a href="/wiki/File_format" title="File format">formats</a>. </p><p>For easy access to the metadata of an RFC, including abstract, keywords, author(s), publication date, errata, status, and especially later updates, the RFC Editor site offers a search form with many features. A redirection sets some efficient parameters, example: rfc:5000.<sup id="cite_ref-:1_4-1" class="reference"><a href="#cite_note-:1-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>The official <a href="/wiki/International_Standard_Serial_Number" class="mw-redirect" title="International Standard Serial Number">International Standard Serial Number</a> (ISSN) of the RFC series is 2070-1721.<sup id="cite_ref-rfc5741_16-1" class="reference"><a href="#cite_note-rfc5741-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Status">Status</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=8" title="Edit section: Status"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Not all RFCs are standards.<sup id="cite_ref-27" class="reference"><a href="#cite_note-27"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-28" class="reference"><a href="#cite_note-28"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup> Each RFC is assigned a designation with regard to status within the Internet standardization process. This status is one of the following: <i>Informational</i>, <i>Experimental</i>, <i>Best Current Practice</i>, <i>Standards Track</i>, or <i>Historic</i>. </p><p>Once submitted, accepted, and published, an RFC cannot be changed. Errata may be submitted, which are published separately. More significant changes require a new submission which will receive a new serial number.<sup id="cite_ref-29" class="reference"><a href="#cite_note-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Standards_Track">Standards Track</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=9" title="Edit section: Standards Track"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Internet_Standard#Internet_Standards" title="Internet Standard">Internet Standard § Internet Standards</a></div> <p>Standards track documents are further divided into <i>Proposed Standard</i> and <i>Internet Standard</i> documents.<sup id="cite_ref-rfc6410_30-0" class="reference"><a href="#cite_note-rfc6410-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup> </p><p>Only the IETF, represented by the <a href="/wiki/Internet_Engineering_Steering_Group" class="mw-redirect" title="Internet Engineering Steering Group">Internet Engineering Steering Group</a> (IESG), can approve <a href="/wiki/Standards-track" class="mw-redirect" title="Standards-track">standards-track</a> RFCs. </p><p>If an RFC becomes an Internet Standard (STD), it is assigned an STD number but retains its RFC number. The definitive list of Internet Standards is the Official Internet Protocol Standards. Previously STD 1 used to maintain a snapshot of the list.<sup id="cite_ref-31" class="reference"><a href="#cite_note-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> </p><p>When an Internet Standard is updated, its STD number stays the same, now referring to a new RFC or set of RFCs. A given Internet Standard, STD <i>n</i>, may be RFCs <i>x</i> and <i>y</i> at a given time, but later the same standard may be updated to be RFC <i>z</i> instead. For example, in 2007 <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc3700">3700</a> was an Internet Standard—STD 1—and in May 2008 it was replaced with <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5000">5000</a>, so <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc3700">3700</a> changed to <i>Historic</i>, <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5000">5000</a> became an Internet Standard, and as of May 2008<sup class="plainlinks noexcerpt noprint asof-tag update" style="display:none;"><a class="external text" href="https://en.wikipedia.org/w/index.php?title=Request_for_Comments&action=edit">[update]</a></sup> STD 1 is <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5000">5000</a>. as of December 2013<sup class="plainlinks noexcerpt noprint asof-tag update" style="display:none;"><a class="external text" href="https://en.wikipedia.org/w/index.php?title=Request_for_Comments&action=edit">[update]</a></sup> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5000">5000</a> is replaced by <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc7100">7100</a>, updating <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2026">2026</a> to no longer use STD 1. </p><p>(Best Current Practices work in a similar fashion; BCP <i>n</i> refers to a certain RFC or set of RFCs, but which RFC or RFCs may change over time). </p> <div class="mw-heading mw-heading3"><h3 id="Informational">Informational</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=10" title="Edit section: Informational"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>An informational RFC can be nearly anything from <a href="/wiki/April_Fools%27_Day_Request_for_Comments" title="April Fools' Day Request for Comments">April 1 jokes</a> to widely recognized essential RFCs like <a href="/wiki/Domain_Name_System" title="Domain Name System">Domain Name System</a> Structure and Delegation (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1591">1591</a>). Some informational RFCs formed the <abbr title="For Your Information">FYI</abbr> sub-series. </p> <div class="mw-heading mw-heading3"><h3 id="Experimental">Experimental</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=11" title="Edit section: Experimental"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>An experimental RFC can be an IETF document or an individual submission to the RFC Editor. A draft is designated experimental if it is unclear the proposal will work as intended or unclear if the proposal will be widely adopted. An experimental RFC may be promoted to standards track if it becomes popular and works well.<sup id="cite_ref-32" class="reference"><a href="#cite_note-32"><span class="cite-bracket">[</span>32<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Best_Current_Practice">Best Current Practice</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=12" title="Edit section: Best Current Practice"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The <a href="/wiki/Best_Current_Practice" class="mw-redirect" title="Best Current Practice">Best Current Practice</a> subseries collects administrative documents and other texts which are considered as official rules and not only <i>informational</i>, but which do not affect <i>over the wire data</i>. The border between standards track and BCP is often unclear. If a document only affects the Internet Standards Process, like BCP 9,<sup id="cite_ref-33" class="reference"><a href="#cite_note-33"><span class="cite-bracket">[</span>33<span class="cite-bracket">]</span></a></sup> or IETF administration, it is clearly a BCP. If it only defines rules and regulations for <a href="/wiki/Internet_Assigned_Numbers_Authority" title="Internet Assigned Numbers Authority">Internet Assigned Numbers Authority</a> (IANA) registries it is less clear; most of these documents are BCPs, but some are on the standards track. </p><p>The BCP series also covers technical recommendations for how to practice Internet standards; for instance, the recommendation to use source filtering to make <a href="/wiki/DoS_attack" class="mw-redirect" title="DoS attack">DoS attacks</a> more difficult (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2827">2827</a>: "<i>Network Ingress Filtering: Defeating Denial of Service Attacks which employ IP Source Address Spoofing</i>") is <a rel="nofollow" class="external text" href="//tools.ietf.org/html/bcp38">BCP 38</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Historic">Historic</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=13" title="Edit section: Historic"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>A <i>historic</i> RFC is one that the technology defined by the RFC is no longer recommended for use, which differs from "Obsoletes" header in a replacement RFC. For example, <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc821">821</a> (<a href="/wiki/SMTP" class="mw-redirect" title="SMTP">SMTP</a>) itself is obsoleted by various newer RFCs, but SMTP itself is still "current technology", so it is not in "Historic" status.<sup id="cite_ref-34" class="reference"><a href="#cite_note-34"><span class="cite-bracket">[</span>34<span class="cite-bracket">]</span></a></sup> However, since <a href="/wiki/Border_Gateway_Protocol" title="Border Gateway Protocol">BGP version 4</a> has entirely superseded earlier BGP versions, the RFCs describing those earlier versions, such as <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222">RFC <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1267">1267</a>, have been designated historic. </p> <div class="mw-heading mw-heading3"><h3 id="Unknown">Unknown</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=14" title="Edit section: Unknown"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Status <i>unknown</i> is used for some very old RFCs, where it is unclear which status the document would get if it were published today. Some of these RFCs would not be published at all today; an early RFC was often just that: a simple Request for Comments, not intended to specify a protocol, administrative procedure, or anything else for which the RFC series is used today.<sup id="cite_ref-35" class="reference"><a href="#cite_note-35"><span class="cite-bracket">[</span>35<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Copyright">Copyright</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=15" title="Edit section: Copyright"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The general rule is that original authors (or their employers, if their employment conditions so stipulate) retain copyright unless they make an explicit transfer of their rights.<sup id="cite_ref-36" class="reference"><a href="#cite_note-36"><span class="cite-bracket">[</span>36<span class="cite-bracket">]</span></a></sup> </p><p>An independent body, the IETF Trust, holds the copyright for some RFCs and for all others it is granted a license by the authors that allows it to reproduce RFCs.<sup id="cite_ref-37" class="reference"><a href="#cite_note-37"><span class="cite-bracket">[</span>37<span class="cite-bracket">]</span></a></sup> The <a href="/wiki/Internet_Society" title="Internet Society">Internet Society</a> is referenced on many RFCs prior to RFC4714 as the copyright owner, but it transferred its rights to the IETF Trust.<sup id="cite_ref-38" class="reference"><a href="#cite_note-38"><span class="cite-bracket">[</span>38<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=16" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Best_current_practice" title="Best current practice">Best current practice</a></li> <li><a href="/wiki/Internet_Experiment_Note" title="Internet Experiment Note">Internet Experiment Note</a></li> <li><a href="/wiki/List_of_RFCs" title="List of RFCs">List of RFCs</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=17" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-rfc9280-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-rfc9280_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-rfc9280_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-rfc9280_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-rfc9280_1-3"><sup><i><b>d</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFSt_Andre2022" class="citation cs1">St Andre, Peter (June 2022). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc9280"><i>RFC Editor Model (Version 3)</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC9280">10.17487/RFC9280</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc9280">9280</a>. <q>The Request for Comments (RFC) Series is the archival series dedicated to documenting Internet technical specifications, ...</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=RFC+Editor+Model+%28Version+3%29&rft.pub=IETF&rft.date=2022-06&rft_id=info%3Adoi%2F10.17487%2FRFC9280&rft.aulast=St+Andre&rft.aufirst=Peter&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc9280&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.ietf.org/standards/rfcs/">"RFCs"</a>. <i>IETF</i><span class="reference-accessdate">. Retrieved <span class="nowrap">November 5,</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=IETF&rft.atitle=RFCs&rft_id=https%3A%2F%2Fwww.ietf.org%2Fstandards%2Frfcs%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-:0-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-:0_3-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWaitzman1990" class="citation cs1">Waitzman, David (April 1, 1990). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1149"><i>A Standard for the Transmission of IP Datagrams on Avian Carriers</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC1149">10.17487/RFC1149</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1149">1149</a><span class="reference-accessdate">. Retrieved <span class="nowrap">March 29,</span> 2017</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=A+Standard+for+the+Transmission+of+IP+Datagrams+on+Avian+Carriers&rft.pub=IETF&rft.date=1990-04-01&rft_id=info%3Adoi%2F10.17487%2FRFC1149&rft.aulast=Waitzman&rft.aufirst=David&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc1149&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-:1-4"><span class="mw-cite-backlink">^ <a href="#cite_ref-:1_4-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-:1_4-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHuitemaPostelCrocker1995" class="citation cs1"><a href="/wiki/Christian_Huitema" title="Christian Huitema">Huitema, Christian</a>; <a href="/wiki/Jon_Postel" title="Jon Postel">Postel, Jon</a>; <a href="/wiki/Steve_Crocker" title="Steve Crocker">Crocker, Steve</a> (April 1995). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1796"><i>Not All RFCs are Standards</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC1796">10.17487/RFC1796</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1796">1796</a><span class="reference-accessdate">. Retrieved <span class="nowrap">May 15,</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Not+All+RFCs+are+Standards&rft.pub=IETF&rft.date=1995-04&rft_id=info%3Adoi%2F10.17487%2FRFC1796&rft.aulast=Huitema&rft.aufirst=Christian&rft.au=Postel%2C+Jon&rft.au=Crocker%2C+Steve&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc1796&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.livinginternet.com/i/ia_rfc.htm">"RFC's, Internet Request For Comments"</a>. Livinginternet.com<span class="reference-accessdate">. Retrieved <span class="nowrap">April 3,</span> 2012</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=RFC%27s%2C+Internet+Request+For+Comments&rft.pub=Livinginternet.com&rft_id=http%3A%2F%2Fwww.livinginternet.com%2Fi%2Fia_rfc.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-nytimes-6"><span class="mw-cite-backlink">^ <a href="#cite_ref-nytimes_6-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-nytimes_6-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation news cs1"><a rel="nofollow" class="external text" href="https://www.nytimes.com/2009/04/07/opinion/07crocker.html?_r=1&em">"Stephen D. 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Retrieved <span class="nowrap">April 3,</span> 2012</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+New+York+Times&rft.atitle=Stephen+D.+Crocker%2C+How+the+Internet+Got+Its+Rules%2C+The+New+York+Times%2C+6+April+2009&rft.date=2009-04-07&rft_id=https%3A%2F%2Fwww.nytimes.com%2F2009%2F04%2F07%2Fopinion%2F07crocker.html%3F_r%3D1%26em&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.federalregister.gov/documents/2018/01/16/2018-00519/notice-and-request-for-comments">"Notice and Request for Comments"</a>. <i><a href="/wiki/Federal_Register" title="Federal Register">Federal Register</a></i>. January 16, 2018.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Federal+Register&rft.atitle=Notice+and+Request+for+Comments&rft.date=2018-01-16&rft_id=https%3A%2F%2Fwww.federalregister.gov%2Fdocuments%2F2018%2F01%2F16%2F2018-00519%2Fnotice-and-request-for-comments&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHafnerLyon1996" class="citation book cs1">Hafner, Katie; Lyon, Matthew (1996). <i>Where Wizards Stay Up Late: The Origins of the Internet</i>. A Touchstone book. 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Feinler">Elizabeth J. Feinler</a> (July–September 2010). <a rel="nofollow" class="external text" href="https://doi.org/10.1109%2FMAHC.2010.54">"The Network Information Center and its Archives"</a>. <i>Annals of the History of Computing</i>. <b>32</b> (3): 83–89. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1109%2FMAHC.2010.54">10.1109/MAHC.2010.54</a></span>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:206443021">206443021</a></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Annals+of+the+History+of+Computing&rft.atitle=The+Network+Information+Center+and+its+Archives&rft.volume=32&rft.issue=3&rft.pages=83-89&rft.date=2010-07%2F2010-09&rft_id=info%3Adoi%2F10.1109%2FMAHC.2010.54&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A206443021%23id-name%3DS2CID&rft.au=Elizabeth+J.+Feinler&rft_id=https%3A%2F%2Fdoi.org%2F10.1109%252FMAHC.2010.54&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLeslie_Daigle2010" class="citation news cs1">Leslie Daigle (March 2010). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100920055557/http://www.cisco.com/web/about/ac123/ac147/archived_issues/ipj_13-1/131_rfc.html">"RFC Editor in Transition: Past, Present, and Future"</a>. <i>The Internet Protocol Journal</i>. Vol. 13, no. 1. Cisco Systems. Archived from <a rel="nofollow" class="external text" href="http://www.cisco.com/web/about/ac123/ac147/archived_issues/ipj_13-1/131_rfc.html">the original</a> on September 20, 2010<span class="reference-accessdate">. Retrieved <span class="nowrap">August 17,</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Internet+Protocol+Journal&rft.atitle=RFC+Editor+in+Transition%3A+Past%2C+Present%2C+and+Future&rft.volume=13&rft.issue=1&rft.date=2010-03&rft.au=Leslie+Daigle&rft_id=http%3A%2F%2Fwww.cisco.com%2Fweb%2Fabout%2Fac123%2Fac147%2Farchived_issues%2Fipj_13-1%2F131_rfc.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-13"><span class="mw-cite-backlink"><b><a href="#cite_ref-13">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDaigle2007" class="citation cs1">Daigle, Leslie (July 2007). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc4844"><i>The RFC Series and RFC Editor</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC4844">10.17487/RFC4844</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc4844">4844</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+RFC+Series+and+RFC+Editor&rft.pub=IETF&rft.date=2007-07&rft_id=info%3Adoi%2F10.17487%2FRFC4844&rft.aulast=Daigle&rft.aufirst=Leslie&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc4844&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><b><a href="#cite_ref-14">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFKolkman2009" class="citation cs1">Kolkman, Olaf (August 2009). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5620"><i>RFC Editor Model (Version 1)</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC5620">10.17487/RFC5620</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5620">5620</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=RFC+Editor+Model+%28Version+1%29&rft.pub=IETF&rft.date=2009-08&rft_id=info%3Adoi%2F10.17487%2FRFC5620&rft.aulast=Kolkman&rft.aufirst=Olaf&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc5620&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-15"><span class="mw-cite-backlink"><b><a href="#cite_ref-15">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFKolkmanHalpern2012" class="citation cs1">Kolkman, Olaf; Halpern, Joel (June 2012). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc6635"><i>RFC Editor Model (Version 2)</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC6635">10.17487/RFC6635</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc6635">6635</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=RFC+Editor+Model+%28Version+2%29&rft.pub=IETF&rft.date=2012-06&rft_id=info%3Adoi%2F10.17487%2FRFC6635&rft.aulast=Kolkman&rft.aufirst=Olaf&rft.au=Halpern%2C+Joel&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc6635&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-rfc5741-16"><span class="mw-cite-backlink">^ <a href="#cite_ref-rfc5741_16-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-rfc5741_16-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDaigleKolkman2009" class="citation cs1">Daigle, Leslie; Kolkman, Olaf (December 2009). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5741"><i>RFC Streams, Headers, and Boilerplates</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC5741">10.17487/RFC5741</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5741">5741</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=RFC+Streams%2C+Headers%2C+and+Boilerplates&rft.pub=IETF&rft.date=2009-12&rft_id=info%3Adoi%2F10.17487%2FRFC5741&rft.aulast=Daigle&rft.aufirst=Leslie&rft.au=Kolkman%2C+Olaf&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc5741&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><b><a href="#cite_ref-17">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFGlenn_Kowack2010" class="citation web cs1">Glenn Kowack (January 7, 2010). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110629132754/https://www.ietf.org/ibin/c5i?mid=6&rid=49&gid=0&k1=934&k2=7324&tid=1263251951">"RFC Editor Transition Announcement"</a>. Archived from <a rel="nofollow" class="external text" href="http://www.ietf.org/ibin/c5i?mid=6&rid=49&gid=0&k1=934&k2=7324&tid=1263251951">the original</a> on June 29, 2011.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=RFC+Editor+Transition+Announcement&rft.date=2010-01-07&rft.au=Glenn+Kowack&rft_id=http%3A%2F%2Fwww.ietf.org%2Fibin%2Fc5i%3Fmid%3D6%26rid%3D49%26gid%3D0%26k1%3D934%26k2%3D7324%26tid%3D1263251951&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-18"><span class="mw-cite-backlink"><b><a href="#cite_ref-18">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.rfc-editor.org/rse/">"The RFC Series Editor and the Series Reorganization"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">April 5,</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=The+RFC+Series+Editor+and+the+Series+Reorganization&rft_id=https%3A%2F%2Fwww.rfc-editor.org%2Frse%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-AlexiAppted-19"><span class="mw-cite-backlink"><b><a href="#cite_ref-AlexiAppted_19-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.ietf.org/blog/rsce-appointment/">"Alexis Rossi appointed as RFC Series Consulting Editor"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">August 19,</span> 2023</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Alexis+Rossi+appointed+as+RFC+Series+Consulting+Editor&rft_id=https%3A%2F%2Fwww.ietf.org%2Fblog%2Frsce-appointment%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-20"><span class="mw-cite-backlink"><b><a href="#cite_ref-20">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.rfc-editor.org/rse/format-faq/">"RFC Format Change FAQ"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=RFC+Format+Change+FAQ&rft_id=https%3A%2F%2Fwww.rfc-editor.org%2Frse%2Fformat-faq%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-RFC_Index-21"><span class="mw-cite-backlink">^ <a href="#cite_ref-RFC_Index_21-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-RFC_Index_21-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="//www.rfc-editor.org/rfc-index2.html">"<i>RFC Index</i>"</a>. RFC Editor. May 25, 2008<span class="reference-accessdate">. Retrieved <span class="nowrap">May 26,</span> 2008</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=RFC+Index&rft.pub=RFC+Editor&rft.date=2008-05-25&rft_id=%2F%2Fwww.rfc-editor.org%2Frfc-index2.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-22"><span class="mw-cite-backlink"><b><a href="#cite_ref-22">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation cs1"><a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2418"><i>IETF Working Group Guidelines and Procedures</i></a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC2418">10.17487/RFC2418</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc2418">2418</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=IETF+Working+Group+Guidelines+and+Procedures&rft_id=info%3Adoi%2F10.17487%2FRFC2418&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc2418&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-23"><span class="mw-cite-backlink"><b><a href="#cite_ref-23">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1041539562">.mw-parser-output .citation{word-wrap:break-word}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}</style><span class="citation foldoc">This article is based on material taken from <a rel="nofollow" class="external text" href="https://foldoc.org/Request+for+Comments">Request+for+Comments</a> at the <i><a href="/wiki/Free_On-line_Dictionary_of_Computing" title="Free On-line Dictionary of Computing">Free On-line Dictionary of Computing</a></i>  prior to 1 November 2008 and incorporated under the "relicensing" terms of the <a href="/wiki/GNU_Free_Documentation_License" title="GNU Free Documentation License">GFDL</a>, version 1.3 or later.</span></span> </li> <li id="cite_note-IndepSub-24"><span class="mw-cite-backlink"><b><a href="#cite_ref-IndepSub_24-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.rfc-editor.org/about/independent/">"Independent Submissions"</a>. RFC Editor<span class="reference-accessdate">. Retrieved <span class="nowrap">January 5,</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Independent+Submissions&rft.pub=RFC+Editor&rft_id=https%3A%2F%2Fwww.rfc-editor.org%2Fabout%2Findependent%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-RFC4846-25"><span class="mw-cite-backlink"><b><a href="#cite_ref-RFC4846_25-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFKlensinThaler2007" class="citation cs1">Klensin, John; Thaler, David (July 2007). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc4846"><i>Independent Submissions to the RFC Editor</i></a>. <a href="/wiki/Internet_Architecture_Board" title="Internet Architecture Board">IAB</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC4846">10.17487/RFC4846</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc4846">4846</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Independent+Submissions+to+the+RFC+Editor&rft.pub=IAB&rft.date=2007-07&rft_id=info%3Adoi%2F10.17487%2FRFC4846&rft.aulast=Klensin&rft.aufirst=John&rft.au=Thaler%2C+David&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc4846&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span>></span> </li> <li id="cite_note-RFC5742-26"><span class="mw-cite-backlink"><b><a href="#cite_ref-RFC5742_26-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAlvestrandHousley2009" class="citation cs1">Alvestrand, Harald; Housley, Russ (December 2009). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5742"><i>IESG Procedures for Handling of Independent and IRTF Stream Submissions</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC5742">10.17487/RFC5742</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5742">5742</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=IESG+Procedures+for+Handling+of+Independent+and+IRTF+Stream+Submissions&rft.pub=IETF&rft.date=2009-12&rft_id=info%3Adoi%2F10.17487%2FRFC5742&rft.aulast=Alvestrand&rft.aufirst=Harald&rft.au=Housley%2C+Russ&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc5742&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-27"><span class="mw-cite-backlink"><b><a href="#cite_ref-27">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.rfc-editor.org/faq/#allstds">"Are all RFCs Internet standards documents?"</a>. RFC Editor<span class="reference-accessdate">. Retrieved <span class="nowrap">March 16,</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Are+all+RFCs+Internet+standards+documents%3F&rft.pub=RFC+Editor&rft_id=https%3A%2F%2Fwww.rfc-editor.org%2Ffaq%2F%23allstds&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-28"><span class="mw-cite-backlink"><b><a href="#cite_ref-28">^</a></b></span> <span class="reference-text"> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHuitemaPostelCrocker1995" class="citation cs1"><a href="/wiki/Christian_Huitema" title="Christian Huitema">Huitema, Christian</a>; <a href="/wiki/Jon_Postel" title="Jon Postel">Postel, Jon</a>; <a href="/wiki/Steve_Crocker" title="Steve Crocker">Crocker, Steve</a> (April 1995). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1796"><i>Not All RFCs are Standards</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC1796">10.17487/RFC1796</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc1796">1796</a>. <q>... each RFC has a status…: Informational, Experimental, or Standards Track (Proposed Standard, Draft Standard, Internet Standard), or Historic.</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Not+All+RFCs+are+Standards&rft.pub=IETF&rft.date=1995-04&rft_id=info%3Adoi%2F10.17487%2FRFC1796&rft.aulast=Huitema&rft.aufirst=Christian&rft.au=Postel%2C+Jon&rft.au=Crocker%2C+Steve&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc1796&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-29"><span class="mw-cite-backlink"><b><a href="#cite_ref-29">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFNottingham2018" class="citation web cs1">Nottingham, Mark (July 31, 2018). <a rel="nofollow" class="external text" href="https://www.mnot.net/blog/2018/07/31/read_rfc">"How to Read an RFC"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">September 18,</span> 2023</span>. <q>RFCs are an archival series of documents; they can't change[.]</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=How+to+Read+an+RFC&rft.date=2018-07-31&rft.aulast=Nottingham&rft.aufirst=Mark&rft_id=https%3A%2F%2Fwww.mnot.net%2Fblog%2F2018%2F07%2F31%2Fread_rfc&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-rfc6410-30"><span class="mw-cite-backlink"><b><a href="#cite_ref-rfc6410_30-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFHousleyCrockerBurger2011" class="citation cs1">Housley, Russell; Crocker, Dave; Burger, Eric (October 2011). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc6410"><i>Reducing the Standards Track to Two Maturity Levels</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC6410">10.17487/RFC6410</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc6410">6410</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Reducing+the+Standards+Track+to+Two+Maturity+Levels&rft.pub=IETF&rft.date=2011-10&rft_id=info%3Adoi%2F10.17487%2FRFC6410&rft.aulast=Housley&rft.aufirst=Russell&rft.au=Crocker%2C+Dave&rft.au=Burger%2C+Eric&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc6410&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-31"><span class="mw-cite-backlink"><b><a href="#cite_ref-31">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation cs1"><a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc7100"><i>Retirement of the "Internet Official Protocol Standards" Summary Document</i></a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC7100">10.17487/RFC7100</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc7100">7100</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Retirement+of+the+%22Internet+Official+Protocol+Standards%22+Summary+Document&rft_id=info%3Adoi%2F10.17487%2FRFC7100&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc7100&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-32"><span class="mw-cite-backlink"><b><a href="#cite_ref-32">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation book cs1"><a rel="nofollow" class="external text" href="//www.ietf.org/tao.html#rfc.section.6.5">"7.5. Informational and Experimental RFCs"</a>. <a rel="nofollow" class="external text" href="//www.ietf.org/tao.html"><i>The Tao of IETF</i></a><span class="reference-accessdate">. Retrieved <span class="nowrap">November 26,</span> 2017</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=7.5.+Informational+and+Experimental+RFCs&rft.btitle=The+Tao+of+IETF&rft_id=%2F%2Fwww.ietf.org%2Ftao.html%23rfc.section.6.5&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-33"><span class="mw-cite-backlink"><b><a href="#cite_ref-33">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBradner1996" class="citation cs1"><a href="/wiki/Scott_Bradner" title="Scott Bradner">Bradner, Scott O.</a> (October 1996). <a rel="nofollow" class="external text" href="https://www.rfc-editor.org/info/bcp9"><i>The Internet Standards Process – Revision 3</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. BCP 9<span class="reference-accessdate">. Retrieved <span class="nowrap">October 25,</span> 2017</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=The+Internet+Standards+Process+%E2%80%93+Revision+3&rft.pub=IETF&rft.date=1996-10&rft.aulast=Bradner&rft.aufirst=Scott+O.&rft_id=https%3A%2F%2Fwww.rfc-editor.org%2Finfo%2Fbcp9&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-34"><span class="mw-cite-backlink"><b><a href="#cite_ref-34">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.ietf.org/iesg/statement/designating-rfcs-as-historic.html">"IESG Statement on Designating RFCs as Historic"</a>. IETF. July 20, 2014<span class="reference-accessdate">. Retrieved <span class="nowrap">April 14,</span> 2016</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=IESG+Statement+on+Designating+RFCs+as+Historic&rft.pub=IETF&rft.date=2014-07-20&rft_id=https%3A%2F%2Fwww.ietf.org%2Fiesg%2Fstatement%2Fdesignating-rfcs-as-historic.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-35"><span class="mw-cite-backlink"><b><a href="#cite_ref-35">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.isc.org/rfcs/">"IETF Standards Written by ISC Contributors"</a>. <a href="/wiki/Internet_Systems_Consortium" title="Internet Systems Consortium">Internet Systems Consortium</a>. September 10, 2021. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20220405182509/https://www.isc.org/rfcs/">Archived</a> from the original on April 5, 2022<span class="reference-accessdate">. Retrieved <span class="nowrap">April 11,</span> 2022</span>. <q>Many of the early RFC documents have status "unknown" because they come from the long-gone era when an RFC really was just a request for comments.</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=IETF+Standards+Written+by+ISC+Contributors&rft.pub=Internet+Systems+Consortium&rft.date=2021-09-10&rft_id=https%3A%2F%2Fwww.isc.org%2Frfcs%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-36"><span class="mw-cite-backlink"><b><a href="#cite_ref-36">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://trustee.ietf.org/about/faq/#reproducing-rfcs">"Reproducing RFCs"</a>. IETF Trust<span class="reference-accessdate">. Retrieved <span class="nowrap">August 12,</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Reproducing+RFCs&rft.pub=IETF+Trust&rft_id=https%3A%2F%2Ftrustee.ietf.org%2Fabout%2Ffaq%2F%23reproducing-rfcs&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-37"><span class="mw-cite-backlink"><b><a href="#cite_ref-37">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFBradnerContreras2008" class="citation cs1">Bradner, Scott; Contreras, Jorge (November 2008). <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5378"><i>Rights Contributors Provide to the IETF Trust</i></a>. <a href="/wiki/IETF" class="mw-redirect" title="IETF">IETF</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.17487%2FRFC5378">10.17487/RFC5378</a></span>. <a class="mw-selflink selflink">RFC</a> <a rel="nofollow" class="external text" href="https://datatracker.ietf.org/doc/html/rfc5378">5378</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Rights+Contributors+Provide+to+the+IETF+Trust&rft.pub=IETF&rft.date=2008-11&rft_id=info%3Adoi%2F10.17487%2FRFC5378&rft.aulast=Bradner&rft.aufirst=Scott&rft.au=Contreras%2C+Jorge&rft_id=https%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Frfc5378&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> <li id="cite_note-38"><span class="mw-cite-backlink"><b><a href="#cite_ref-38">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://trustee.ietf.org/about/faq/#copyright">"Reproducing RFCs"</a>. IETF Trust<span class="reference-accessdate">. Retrieved <span class="nowrap">August 13,</span> 2021</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Reproducing+RFCs&rft.pub=IETF+Trust&rft_id=https%3A%2F%2Ftrustee.ietf.org%2Fabout%2Ffaq%2F%23copyright&rfr_id=info%3Asid%2Fen.wikipedia.org%3ARequest+for+Comments" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Request_for_Comments&action=edit&section=18" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid 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