Ayn\u0131 zamanda outgoing spam kayna\u011f\u0131n\u0131 (\u00f6rne\u011fin hacklenmi\u015f e-posta hesab\u0131) CMQ veya Exim loglar\u0131ndan tespit et.<\/li>\n<\/ul>\n<\/blockquote>\n5. Firewall veya G\u00fcvenlik Eklentisi Engelleri<\/h2>\n
CSF Firewall<\/strong>, cPHulk<\/strong> veya Imunify360<\/strong> gibi g\u00fcvenlik yaz\u0131l\u0131mlar\u0131, \u015f\u00fcpheli SMTP ba\u011flant\u0131lar\u0131n\u0131 engelleyebilir.
\nBazen e-posta istemcilerinin hatal\u0131 oturum denemeleri sonucu IP bloklan\u0131r.<\/p>\n\u00c7\u00f6z\u00fcm:<\/p>\n
\n- WHM \u2192 ConfigServer Security & Firewall \u2192 Search IP<\/strong> k\u0131sm\u0131ndan IP\u2019yi beyaz listeye ekle.<\/li>\n
- cPanel kullan\u0131c\u0131 d\u00fczeyinde ise, e-posta hesab\u0131n\u0131 yeniden senkronize et.<\/li>\n
- Gerekiyorsa
csf -r<\/code> komutuyla firewall\u2019u yeniden ba\u015flat.<\/li>\n<\/ul>\n<\/blockquote>\n6. E-Posta Kuyru\u011funun Dolmas\u0131<\/h2>\n
Sunucuda \u00e7ok say\u0131da g\u00f6nderilmemi\u015f mail varsa, sistem yeni g\u00f6nderimleri kuyru\u011fa alamaz.
\nBu durum genellikle spam sald\u0131r\u0131lar\u0131 sonras\u0131 olu\u015fur.<\/p>\n
\u00c7\u00f6z\u00fcm:<\/p>\n
\n- WHM \u2192 ConfigServer Mail Queues (CMQ)<\/strong> eklentisini kullanarak frozen mailleri temizle.<\/li>\n
- Alternatif olarak SSH \u00fczerinden:\n
exim -bpc # Kuyruktaki mail say\u0131s\u0131n\u0131 g\u00f6sterir\r\nexim -bp | exiqgrep -i | xargs exim -Mrm # T\u00fcm mailleri siler\r\n<\/code><\/pre>\n<\/li>\n<\/ul>\n<\/blockquote>\n7. SSL Sertifikas\u0131 veya Hostname Sorunlar\u0131<\/h2>\n
SSL sertifikas\u0131 ge\u00e7ersizse, e-posta istemcileri g\u00fcvenlik nedeniyle ba\u011flant\u0131y\u0131 keser.
\nHostname do\u011fru ayarlanmam\u0131\u015fsa, \u201cCertificate name mismatch\u201d hatas\u0131 al\u0131n\u0131r.<\/p>\n
\u00c7\u00f6z\u00fcm:<\/p>\n
\n- WHM \u2192 Manage Service SSL Certificates<\/strong> b\u00f6l\u00fcm\u00fcnden \u201cMail Server (Dovecot\/Exim)\u201d i\u00e7in ge\u00e7erli SSL y\u00fckle.<\/li>\n
- Hostname DNS kayd\u0131n\u0131n do\u011fru IP\u2019ye y\u00f6nlendi\u011finden emin ol.<\/li>\n<\/ul>\n<\/blockquote>\n
Maillerin \u00c7al\u0131\u015fmamas\u0131na Sebep Olan Durumlar – <\/strong>Sonu\u00e7<\/h2>\nE-posta sistemleri, DNS yap\u0131land\u0131rmas\u0131ndan g\u00fcvenli\u011fe kadar bir\u00e7ok bile\u015fenin uyum i\u00e7inde \u00e7al\u0131\u015fmas\u0131n\u0131 gerektirir.
\nMaillerin \u00e7al\u0131\u015fmamas\u0131na sebep olan durumlar\u0131 tespit ederken her zaman DNS<\/strong>, port<\/strong>, kimlik do\u011frulama<\/strong> ve g\u00fcvenlik loglar\u0131<\/strong> ile i\u015fe ba\u015fla.
\nDo\u011fru yap\u0131land\u0131r\u0131lm\u0131\u015f SPF\/DKIM kay\u0131tlar\u0131, g\u00fcvenilir IP adresi ve aktif SSL sertifikas\u0131, e-posta teslimat\u0131n\u0131 sorunsuz hale getirir.<\/p>\n","protected":false},"excerpt":{"rendered":"E-posta sistemleri bir hosting hizmetinin en \u00f6nemli par\u00e7alar\u0131ndan biridir. Ancak bazen \u201cMail gelmiyor\u201d, \u201cG\u00f6nderdi\u011fim mail gitmiyor\u201d veya \u201cOutlook ba\u011flant\u0131 hatas\u0131 veriyor\u201d gibi \u015fikayetlerle kar\u015f\u0131la\u015fabiliriz. Bu durumun nedeni genellikle basit bir ayar hatas\u0131 olsa da, bazen DNS, port, kimlik do\u011frulama veya spam politikalar\u0131 gibi daha derin teknik problemlerden kaynaklanabilir. Bu yaz\u0131da, maillerin \u00e7al\u0131\u015fmamas\u0131na sebep olan en […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[],"class_list":["post-239","post","type-post","status-publish","format-standard","hentry","category-linux-genel"],"_links":{"self":[{"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/posts\/239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/comments?post=239"}],"version-history":[{"count":2,"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/posts\/239\/revisions"}],"predecessor-version":[{"id":242,"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/posts\/239\/revisions\/242"}],"wp:attachment":[{"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/media?parent=239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/categories?post=239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/adveyer.com\/blog\/wp-json\/wp\/v2\/tags?post=239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"Maillerin](\"https:\/\/adveyer.com\/blog\/wp-content\/uploads\/2025\/11\/mail.webp\")
<\/h2>\n