{"id":87049,"date":"2020-07-02T19:42:09","date_gmt":"2020-07-02T17:42:09","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dns-push-uvedomleniya-poluchili-status-predlozhennogo-standarta"},"modified":"2020-07-02T19:42:09","modified_gmt":"2020-07-02T17:42:09","slug":"dns-push-uvedomleniya-poluchili-status-predlozhennogo-standarta","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/dns-push-uvedomleniya-poluchili-status-predlozhennogo-standarta","title":{"rendered":"DNS Push-Benachrichtigungen wurden als empfohlener Standard status einger\u00e4umt","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Das IETF-Komitee (Internet Engineering Task Force), das sich mit der Entwicklung von Protokollen und der Architektur des Internets besch\u00e4ftigt, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.rfc-editor.org\/pipermail\/rfc-dist\/2020-June\/005592.html\">abgeschlossen<\/a><\/noindex> Erstellung des RFC f\u00fcr den Mechanismus \u201eDNS Push Notifications\u201c und Ver\u00f6ffentlichung der zugeh\u00f6rigen Spezifikation unter der ID <noindex><a rel=\"nofollow\" href=\"https:\/\/www.rfc-editor.org\/rfc\/rfc8765.txt\">RFC 8765<\/a><\/noindex>. RFC erhielt den Status &#171;Vorgeschlagener Standard&#187;, nach dem die Arbeit an der Erteilung des RFC-Status eines Entwurfsstandards (Draft Standard) beginnt, was faktisch die vollst\u00e4ndige Stabilisierung des Protokolls und die Ber\u00fccksichtigung aller ge\u00e4u\u00dferten Anmerkungen bedeutet.<\/p>\n<p>Der Mechanismus \u201eDNS Push Notification\u201c erm\u00f6glicht es dem Client, asynchron Benachrichtigungen vom DNS-Server \u00fcber \u00c4nderungen an DNS-Eintr\u00e4gen zu erhalten, ohne dass eine regelm\u00e4\u00dfige Abfrage erforderlich ist. Push-Benachrichtigungen werden ausschlie\u00dflich \u00fcber TCP-Transport mit einer gesicherten Verbindung \u00fcber \u201eTLS over TCP\u201c verarbeitet. Der autoritative DNS-Server kann TCP-Verbindungen von DNS Push Notification-Clients akzeptieren, die Anfragen zum Abonnieren bestimmter Namen und Typen von DNS-Eintr\u00e4gen senden. Nach Erhalt einer Abonnementsanfrage sendet der Server selbst Benachrichtigungen an den Client \u00fcber \u00c4nderungen der angegebenen Eintr\u00e4ge. <\/p>\n<p>Der Client stellt fest, ob die Unterst\u00fctzung von DNS Push Notification vorhanden ist, indem er eine normale DNS-Anfrage sendet, die das Vorhandensein eines SRV-Eintrags \u201e_dns-push-tls._tcp.zonename\u201c \u00fcberpr\u00fcft, der auf die DNS-Server verweist, die die Abonnements bedienen. Der Client kann sich auch auf einen nicht vorhandenen Eintrag abonnieren, und der Server muss den Client benachrichtigen, wenn dieser in der Zukunft erscheint. Benachrichtigungen werden nur \u00fcber eine etablierte TCP-Verbindung zum Server gesendet und sind nicht f\u00fcr die 24\/7-\u00dcberwachung gedacht \u2013 das Abonnement sollte bei Inaktivit\u00e4t (zum Beispiel wenn das Ger\u00e4t in den Standby-Modus wechselt) storniert werden und nur bei direkter Notwendigkeit zur Verfolgung von \u00c4nderungen in Echtzeit verwendet werden. \u00dcber den f\u00fcr Push-Benachrichtigungen eingerichteten TCP-Kanal k\u00f6nnen auch regul\u00e4re DNS-Anfragen gesendet werden.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Quelle: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53276\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u0438\u0442\u0435\u0442 IETF (Internet Engineering Task Force), \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430, \u0437\u0430\u0432\u0435\u0440\u0448\u0438\u043b \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 RFC \u0434\u043b\u044f \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 &#171;DNS Push Notifications&#187; \u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0443\u044e \u0441 \u043d\u0438\u043c \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044e \u043f\u043e\u0434 \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u043e\u043c RFC 8765. RFC \u043f\u043e\u043b\u0443\u0447\u0438\u043b \u0441\u0442\u0430\u0442\u0443\u0441 &#171;\u041f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0433\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430&#187;, \u043f\u043e\u0441\u043b\u0435 \u0447\u0435\u0433\u043e \u043d\u0430\u0447\u043d\u0451\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u043f\u043e \u043f\u0440\u0438\u0434\u0430\u043d\u0438\u044e RFC \u0441\u0442\u0430\u0442\u0443\u0441\u0430 \u0447\u0435\u0440\u043d\u043e\u0432\u043e\u0433\u043e \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0430 (Draft Standard), \u0444\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u043e\u0437\u043d\u0430\u0447\u0430\u044e\u0449\u0435\u0433\u043e \u043f\u043e\u043b\u043d\u0443\u044e \u0441\u0442\u0430\u0431\u0438\u043b\u0438\u0437\u0430\u0446\u0438\u044e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 \u0438 \u0443\u0447\u0451\u0442 \u0432\u0441\u0435\u0445 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-87049","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u0438\u0442\u0435\u0442 IETF (Internet Engineering Task Force), \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0438\u0439\u0441\u044f \u0440\u0430\u0437\u0432\u0438\u0442\u0438\u0435\u043c \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u043e\u0432 \u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430,\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta 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