{"id":93874,"date":"2020-09-10T13:42:06","date_gmt":"2020-09-10T11:42:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-dns-servera-knotdns-3-0-0"},"modified":"2020-09-10T13:42:06","modified_gmt":"2020-09-10T11:42:06","slug":"vypusk-dns-servera-knotdns-3-0-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-dns-servera-knotdns-3-0-0","title":{"rendered":"Lan\u00e7amento do servidor DNS KnotDNS 3.0.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.knot-dns.cz\/2020-09-09-version-300.html\">Publicado<\/a><\/noindex> lan\u00e7amento <noindex><a rel=\"nofollow\" href=\"https:\/\/www.knot-dns.cz\/\">KnotDNS 3.0.0<\/a><\/noindex>, um servidor DNS autorit\u00e1rio de alto desempenho (o recursivo \u00e9 um aplicativo separado), suportando todos os recursos modernos do DNS. O projeto \u00e9 desenvolvido pelo registro de nomes checo CZ.NIC, escrito em C e <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/CZ-NIC\/knot\">\u00e9 distribu\u00eddo<\/a><\/noindex> sob a licen\u00e7a GPLv3. <\/p>\n<p>KnotDNS se destaca pela alta performance no processamento de consultas, utilizando uma implementa\u00e7\u00e3o multi-threaded e, em grande parte, n\u00e3o bloqueante, sendo bem escal\u00e1vel em sistemas SMP. Recursos como adi\u00e7\u00e3o e remo\u00e7\u00e3o de zonas em tempo real, transfer\u00eancia de zonas entre servidores, DDNS (atualiza\u00e7\u00f5es din\u00e2micas), NSID (RFC 5001), extens\u00f5es EDNS0 e DNSSEC (incluindo NSEC3), e restri\u00e7\u00f5es de intensidade de respostas (RRL) s\u00e3o fornecidos. <\/p>\n<p>No novo lan\u00e7amento:<\/p>\n<ul>\n<li class=\"l\"> Foi adicionado um modo de rede de alto desempenho, implementado com o uso do subsistema <noindex><a rel=\"nofollow\" href=\"https:\/\/www.iovisor.org\/technology\/xdp\">XDP<\/a><\/noindex> (eXpress Data Path), que oferece recursos para o processamento de pacotes no n\u00edvel do driver de rede antes do processamento pela pilha de rede do n\u00facleo Linux. Para utiliza\u00e7\u00e3o do modo, \u00e9 necess\u00e1rio ter um kernel Linux 4.18 ou mais recente.\n<li class=\"l\"> Suporte adicionado ao Cat\u00e1logo de Zonas, facilitando a manuten\u00e7\u00e3o de servidores DNS secund\u00e1rios. Ao ativar esse recurso, em vez de definir entradas separadas para cada zona secund\u00e1ria no servidor secund\u00e1rio, \u00e9 estabelecida uma transfer\u00eancia de cat\u00e1logo de zonas entre o servidor prim\u00e1rio e o secund\u00e1rio. Assim, as zonas criadas no servidor prim\u00e1rio, marcadas como pertencentes ao cat\u00e1logo, ser\u00e3o automaticamente geradas no servidor secund\u00e1rio sem a necessidade de editar os arquivos de configura\u00e7\u00e3o. Para gerenciar o cat\u00e1logo, foi proposta a ferramenta kcatalogprint.\n<li class=\"l\"> Adicionado um novo modo de verifica\u00e7\u00e3o DNSSEC.\n<li class=\"l\"> Adicionada a ferramenta kzonesign para a cria\u00e7\u00e3o manual de assinaturas digitais para DNSSEC.\n<li class=\"l\"> Adicionada a ferramenta kxdpgun com a implementa\u00e7\u00e3o de um gerador de tr\u00e1fego de alto desempenho \u2018DNS sobre UDP\u2019 para Linux.\n<li class=\"l\"> O kdig agora suporta DNS sobre HTTPS (DoH), implementado usando GnuTLS e libnghttp2.\n<li class=\"l\"> No modo de gerenciamento manual de chaves DNSSEC, foi adicionada a suporte para <noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc5011\">status de revoga\u00e7\u00e3o<\/a><\/noindex> de chaves KSK (Key Signing Key) (<noindex><a rel=\"nofollow\" href=\"https:\/\/tools.ietf.org\/html\/rfc5011\">RFC 5011<\/a><\/noindex>).\n<li class=\"l\"> Foi adicionada a suporte \u00e0 forma\u00e7\u00e3o determin\u00edstica de assinaturas digitais usando algoritmos ECDSA (para funcionamento, \u00e9 necess\u00e1rio GnuTLS 3.6.10 ou mais recente).\n<li class=\"l\"> Uma maneira segura de fazer backup e restaurar dados de zonas DNS foi proposta.\n<li class=\"l\"> Aumentada significativamente a performance do m\u00f3dulo \u2018statistics\u2019.\n<li class=\"l\"> Ao ativar o modo de multithreading para a gera\u00e7\u00e3o de assinaturas digitais para zonas DNS, foi garantida a paraleliza\u00e7\u00e3o de algumas opera\u00e7\u00f5es adicionais com as zonas.\n<li class=\"l\"> A efici\u00eancia do cache foi aprimorada e o desempenho no processamento de solicita\u00e7\u00f5es foi aumentado.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53683\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 KnotDNS 3.0.0, \u0432\u044b\u0441\u043e\u043a\u043e\u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u0430\u0432\u0442\u043e\u0440\u0438\u0442\u0430\u0442\u0438\u0432\u043d\u043e\u0433\u043e DNS \u0441\u0435\u0440\u0432\u0435\u0440\u0430 (\u0440\u0435\u043a\u0443\u0440\u0441\u043e\u0440 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d \u0432 \u0432\u0438\u0434\u0435 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f), \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0432\u0441\u0435 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 DNS. \u041f\u0440\u043e\u0435\u043a\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u0447\u0435\u0448\u0441\u043a\u0438\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u043e\u043c \u0438\u043c\u0435\u043d CZ.NIC, \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 GPLv3. KnotDNS \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u043e\u0440\u0438\u0435\u043d\u0442\u0430\u0446\u0438\u0435\u0439 \u043d\u0430 \u0432\u044b\u0441\u043e\u043a\u0443\u044e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0437\u0430\u043f\u0440\u043e\u0441\u043e\u0432, \u0434\u043b\u044f \u0447\u0435\u0433\u043e \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u0430\u044f, \u0438 \u043f\u043e \u0431\u043e\u043b\u044c\u0448\u0435\u0439 \u0447\u0430\u0441\u0442\u0438 \u043d\u0435\u0431\u043b\u043e\u043a\u0438\u0440\u0443\u044e\u0449\u0430\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u044f, \u0445\u043e\u0440\u043e\u0448\u043e \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u0430\u044f \u043d\u0430 [&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-93874","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 KnotDNS 3.0.0.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-dns-servera-knotdns-3-0-0\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"pt_PT\" \/>\n\t\t<meta 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