{"id":2361,"date":"2019-11-06T20:47:06","date_gmt":"2019-11-06T20:47:06","guid":{"rendered":"http:\/\/galhano.com\/blog\/?p=2361"},"modified":"2026-01-20T10:39:30","modified_gmt":"2026-01-20T10:39:30","slug":"problems-with-mail-flow-after-changing-email-certificate","status":"publish","type":"post","link":"https:\/\/galhano.com\/blog\/?p=2361","title":{"rendered":"Problems with mail flow after changing email certificate"},"content":{"rendered":"<p>Problems sending email from onpremises to Office 365 accounts in hybrid environment.<\/p>\n<p>&nbsp;<\/p>\n<p class=\"\">When configuring a hybrid deployment, you must use and configure certificates that you have purchased from a trusted third-party CA.<\/p>\n<p>\u00a0To check if the issue is related to the certificate part, please manually remove the previously created hybrid connectors both in the on-premises Exchange server and Office 365, re-run the HCW (Hybrid Configuration Wizard) to re-create these connectors using the new certificate, then check if the messages can be delivered.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Problems sending email from onpremises to Office 365 accounts in hybrid environment. &nbsp; When configuring a hybrid deployment, you must use and configure certificates that you have purchased from a trusted third-party CA. \u00a0To check if the issue is related to the certificate part, please manually remove the previously created hybrid connectors both in the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21,22,155],"tags":[],"class_list":["post-2361","post","type-post","status-publish","format-standard","hentry","category-exchange","category-microsoft","category-ssl","author-admin"],"_links":{"self":[{"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2361","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2361"}],"version-history":[{"count":1,"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2361\/revisions"}],"predecessor-version":[{"id":2362,"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2361\/revisions\/2362"}],"wp:attachment":[{"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/galhano.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}