{"id":5326,"date":"2025-12-19T20:33:24","date_gmt":"2025-12-19T20:33:24","guid":{"rendered":"https:\/\/mgcomdev.wpenginepowered.com\/glossary\/relais-smtp\/"},"modified":"2026-09-08T23:10:12","modified_gmt":"2026-09-08T23:10:12","slug":"relais-smtp","status":"publish","type":"glossary","link":"https:\/\/www.mailgun.com\/fr\/glossaire\/relais-smtp\/","title":{"rendered":"le relais SMTP"},"content":{"rendered":"<h1>le relais SMTP<\/h1>\n<p><span data-contrast=\"none\">Le relais SMTP est le processus de transfert d&#8217;emails entre des serveurs d&#8217;email via SMTP. Par exemple, lorsque vous envoyez un email depuis votre application vers le point de terminaison SMTP de Mailgun, Mailgun agit comme relais, transmettant le message au serveur du destinataire. Les services de relais peuvent \u00eatre\u00a0:<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<ul>\n<li><b><span data-contrast=\"none\">Relais ouverts<\/span><\/b><b><span data-contrast=\"none\">\u00a0:<\/span><\/b><span data-contrast=\"none\">\u00a0<\/span><span data-contrast=\"none\">a<\/span><span data-contrast=\"none\">ccessibles publiquement et souvent victimes d&rsquo;abus (non recommand\u00e9s)<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li><b><span data-contrast=\"none\">Relais ferm\u00e9s<\/span><\/b><b><span data-contrast=\"none\">\u00a0:<\/span><\/b><span data-contrast=\"none\">\u00a0<\/span><span data-contrast=\"none\">n<\/span><span data-contrast=\"none\">&lsquo;autorisent que le trafic authentifi\u00e9, interne ou approuv\u00e9<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"none\">La plupart des ESP (comme\u00a0Mailgun)\u00a0<\/span><span data-contrast=\"none\">utilisent<\/span><span data-contrast=\"none\">\u00a0des relais SMTP ferm\u00e9s pour se prot\u00e9ger contre les abus<\/span><span data-contrast=\"none\">.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>le relais SMTP Le relais SMTP est le processus de transfert d&#8217;emails entre des serveurs d&#8217;email via SMTP. Par exemple, lorsque vous envoyez un email depuis votre application vers le point de terminaison SMTP de Mailgun, Mailgun agit comme relais, transmettant le message au serveur du destinataire. Les services de relais peuvent \u00eatre\u00a0:\u00a0 Relais ouverts\u00a0:\u00a0accessibles [&hellip;]<\/p>\n","protected":false},"author":1,"template":"","meta":{"_acf_changed":false},"class_list":["post-5326","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Relais SMTP \u2013 Glossaire des termes d&#039;email | Mailgun<\/title>\n<meta name=\"description\" content=\"Le relais SMTP (\u00e9galement appel\u00e9 relais d&#039;email) est le processus de transfert des emails sortants. 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