{"id":761,"date":"2025-07-07T00:28:23","date_gmt":"2025-07-07T00:28:23","guid":{"rendered":"https:\/\/hostabil.com\/blog\/?p=761"},"modified":"2025-07-07T13:08:54","modified_gmt":"2025-07-07T13:08:54","slug":"linux-sunucuyu-ping-erisimine-kapatma","status":"publish","type":"post","link":"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/","title":{"rendered":"Linux Sunucuyu Ping Eri\u015fimine Kapatma"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_75 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0130\u00e7erikler<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/#Linux_Sunucuyu_Ping_Erisimine_Kapatmanin_Onemi\" >Linux Sunucuyu Ping Eri\u015fimine Kapatman\u0131n \u00d6nemi<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/#Linux_Sunucuda_Ping_Erisimi_Neden_Kapatilmali\" >Linux Sunucuda Ping Eri\u015fimi Neden Kapat\u0131lmal\u0131?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/#Ping_Erisimi_Kapatildiginda_Ne_Olur\" >Ping Eri\u015fimi Kapat\u0131ld\u0131\u011f\u0131nda Ne Olur?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/#Ping_Kapatmanin_Sunucu_Guvenligine_Etkisi\" >Ping Kapatman\u0131n Sunucu G\u00fcvenli\u011fine Etkisi<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/#Linux_Sunucuyu_Ping_Erisimine_Kapatma_Adim_Adim_Rehber\" >Linux Sunucuyu Ping Eri\u015fimine Kapatma: Ad\u0131m Ad\u0131m Rehber<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/#etcsysctlconf_Dosyasini_Duzenleyin\" >\/etc\/sysctl.conf Dosyas\u0131n\u0131 D\u00fczenleyin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/#Ping_Erisimini_Engelleme_Komutunu_Ekleyin\" >Ping Eri\u015fimini Engelleme Komutunu Ekleyin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/hostabil.com\/blog\/linux-sunucuyu-ping-erisimine-kapatma\/#Degisiklikleri_Uygulayin\" >De\u011fi\u015fiklikleri Uygulay\u0131n<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"Linux_Sunucuyu_Ping_Erisimine_Kapatmanin_Onemi\"><\/span>Linux Sunucuyu Ping Eri\u015fimine Kapatman\u0131n \u00d6nemi<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p data-start=\"233\" data-end=\"510\">Ping, sistemler aras\u0131ndaki a\u011f ba\u011flant\u0131s\u0131n\u0131 test etmek i\u00e7in kullan\u0131lan bir ICMP (Internet Control Message Protocol) protokol\u00fcd\u00fcr. Ancak, k\u00f6t\u00fc niyetli ki\u015filer taraf\u0131ndan yap\u0131labilecek basit sald\u0131r\u0131lara kar\u015f\u0131 korunmak amac\u0131yla, sunucular\u0131n d\u0131\u015far\u0131dan ping\u2019e kapat\u0131lmas\u0131 \u00f6nemlidir. Hostabil \u00fczerinden ald\u0131\u011f\u0131n\u0131z\u00a0<a href=\"https:\/\/hostabil.com\/vds-sunucu-kirala\">VDS<\/a>\u00a0veya\u00a0<a href=\"https:\/\/hostabil.com\/ryzen-sunucu-kirala\">Ryzen VDS<\/a> hizmetine nas\u0131l linux sunucuyu nas\u0131l ping eri\u015fimine kapat\u0131laca\u011f\u0131n\u0131 \u00f6\u011frenebilirsiniz.<\/p>\n<p data-start=\"512\" data-end=\"823\">Ping kapatman\u0131n size do\u011frudan bir <strong data-start=\"546\" data-end=\"573\">DDoS sald\u0131r\u0131s\u0131 korumas\u0131<\/strong> sa\u011flamad\u0131\u011f\u0131n\u0131, ancak gelen ping isteklerini engelleyerek a\u011f trafi\u011finizi daha g\u00fcvenli hale getirdi\u011fini unutmamal\u0131s\u0131n\u0131z. Bu yaz\u0131da, Linux tabanl\u0131 sunucularda ping eri\u015fimini nas\u0131l tamamen kapataca\u011f\u0131n\u0131z\u0131 ve gerekti\u011finde nas\u0131l a\u00e7aca\u011f\u0131n\u0131z\u0131 \u00f6\u011freneceksiniz.<\/p>\n<h2 data-start=\"512\" data-end=\"823\"><span class=\"ez-toc-section\" id=\"Linux_Sunucuda_Ping_Erisimi_Neden_Kapatilmali\"><\/span>Linux Sunucuda Ping Eri\u015fimi Neden Kapat\u0131lmal\u0131?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"880\" data-end=\"1168\">D\u0131\u015far\u0131dan ping eri\u015fimi kapatmak, sunucunuzun g\u00fcvenli\u011fini art\u0131ran basit ancak etkili bir \u00f6nlemdir. Ping istekleri, k\u00f6t\u00fc niyetli kullan\u0131c\u0131lar taraf\u0131ndan sald\u0131r\u0131 ama\u00e7l\u0131 kullan\u0131labilir. Bu t\u00fcr sald\u0131r\u0131lar, sisteminizin normal i\u015fleyi\u015fini bozmak i\u00e7in a\u011f \u00fczerinden ICMP paketlerini kullanabilir.<\/p>\n<p data-start=\"1170\" data-end=\"1394\">Ping eri\u015fiminin kapat\u0131lmas\u0131, k\u00f6t\u00fc ama\u00e7l\u0131 kullan\u0131m\u0131n \u00f6n\u00fcne ge\u00e7erken, sunucunuzun g\u00fcnl\u00fck i\u015flerindeki performans\u0131 veya web sitenizin eri\u015filebilirli\u011fini olumsuz etkilemez. Aksine, sunucunuzun daha g\u00fcvenli olmas\u0131na yard\u0131mc\u0131 olur.<\/p>\n<h2 data-start=\"1170\" data-end=\"1394\"><span class=\"ez-toc-section\" id=\"Ping_Erisimi_Kapatildiginda_Ne_Olur\"><\/span>Ping Eri\u015fimi Kapat\u0131ld\u0131\u011f\u0131nda Ne Olur?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Sunucunuz d\u0131\u015far\u0131dan ping isteklerine kapal\u0131 hale geldi\u011finde, ba\u015fka bir bilgisayardan sunucunuzun IP adresini veya alan ad\u0131n\u0131z\u0131 ping\u2019ledi\u011finizde a\u015fa\u011f\u0131daki gibi bir mesaj al\u0131rs\u0131n\u0131z:<\/p>\n<pre>Request Timed Out.<\/pre>\n<p>Bu, ping eri\u015fiminin ba\u015far\u0131yla kapat\u0131ld\u0131\u011f\u0131n\u0131 g\u00f6sterir.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ping_Kapatmanin_Sunucu_Guvenligine_Etkisi\"><\/span>Ping Kapatman\u0131n Sunucu G\u00fcvenli\u011fine Etkisi<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ping eri\u015fiminin kapat\u0131lmas\u0131, sunucunuzun g\u00fcvenli\u011fini art\u0131rman\u0131n yaln\u0131zca bir yoludur. Ancak, DDoS sald\u0131r\u0131lar\u0131 ve di\u011fer siber tehditlerden korunmak i\u00e7in birden fazla g\u00fcvenlik \u00f6nlemi alman\u0131z \u00f6nemlidir. Ping engellemeyi, g\u00fcvenlik duvar\u0131 ayarlar\u0131, \u015fifreleme ve izinsiz eri\u015fim engelleme gibi y\u00f6ntemlerle desteklemeniz \u00f6nerilir.<\/p>\n<h1 data-start=\"1170\" data-end=\"1394\"><span class=\"ez-toc-section\" id=\"Linux_Sunucuyu_Ping_Erisimine_Kapatma_Adim_Adim_Rehber\"><\/span>Linux Sunucuyu Ping Eri\u015fimine Kapatma: Ad\u0131m Ad\u0131m Rehber<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<ol>\n<li>\n<h2 style=\"font-size: 16px;\"><span class=\"ez-toc-section\" id=\"etcsysctlconf_Dosyasini_Duzenleyin\"><\/span><span style=\"font-weight: bold;\">\/etc\/sysctl.conf Dosyas\u0131n\u0131 D\u00fczenleyin<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0130lk ad\u0131m olarak, Linux sunucunuzda <code data-start=\"1552\" data-end=\"1570\">\/etc\/sysctl.conf<\/code> dosyas\u0131n\u0131 d\u00fczenlememiz gerekiyor. Bu dosya, a\u011f yap\u0131land\u0131rmalar\u0131 ve sistem parametrelerini i\u00e7erir.<br \/>\nTerminale \u015fu komutu yazarak dosyay\u0131 a\u00e7\u0131n:<\/p>\n<pre>nano \/etc\/sysctl.conf<\/pre>\n<\/li>\n<li>\n<h2 style=\"font-size: 16px;\"><span class=\"ez-toc-section\" id=\"Ping_Erisimini_Engelleme_Komutunu_Ekleyin\"><\/span>Ping Eri\u015fimini Engelleme Komutunu Ekleyin<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Dosya a\u00e7\u0131ld\u0131\u011f\u0131nda, en alta a\u015fa\u011f\u0131daki sat\u0131r\u0131 eklemeniz gerekiyor. Bu sat\u0131r, sunucunuzun d\u0131\u015far\u0131dan gelen ping isteklerini engelleyecektir:<\/p>\n<pre>net.ipv4.icmp_echo_ignore_all=1<\/pre>\n<p><div id=\"attachment_762\" style=\"width: 651px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-762\" class=\"wp-image-762 size-full\" src=\"https:\/\/hostabil.com\/blog\/wp-content\/uploads\/2025\/07\/linux-ping-kapatma-acma-1.png\" alt=\"Linux Sunucuyu Ping Eri\u015fimine Kapatma\" width=\"641\" height=\"186\" srcset=\"https:\/\/hostabil.com\/blog\/wp-content\/uploads\/2025\/07\/linux-ping-kapatma-acma-1.png 641w, https:\/\/hostabil.com\/blog\/wp-content\/uploads\/2025\/07\/linux-ping-kapatma-acma-1-300x87.png 300w\" sizes=\"auto, (max-width: 641px) 100vw, 641px\" \/><p id=\"caption-attachment-762\" class=\"wp-caption-text\">Linux Sunucuyu Ping Eri\u015fimine Kapatma<\/p><\/div><\/li>\n<li>\n<h2 style=\"font-size: 16px;\"><span class=\"ez-toc-section\" id=\"Degisiklikleri_Uygulayin\"><\/span>De\u011fi\u015fiklikleri Uygulay\u0131n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Yapt\u0131\u011f\u0131n\u0131z de\u011fi\u015fikliklerin aktif olabilmesi i\u00e7in sistemi yeniden y\u00fcklemeniz gerekir. Bunun i\u00e7in \u015fu komutu kullan\u0131n:<\/p>\n<pre>sysctl -p<\/pre>\n<p>Bu komut, <code data-start=\"2169\" data-end=\"2187\">\/etc\/sysctl.conf<\/code> dosyas\u0131ndaki de\u011fi\u015fiklikleri uygulayacakt\u0131r.<\/li>\n<\/ol>\n<p>Linux sunucusunda ping eri\u015fimini kapatmak, basit ama etkili bir g\u00fcvenlik \u00f6nlemidir. Bu i\u015flem, \u00f6zellikle basit ICMP sald\u0131r\u0131lar\u0131ndan korunma sa\u011flar ve sunucunuzun d\u0131\u015f d\u00fcnyaya kar\u015f\u0131 daha g\u00fcvenli olmas\u0131na yard\u0131mc\u0131 olur. Ad\u0131mlar\u0131 takip ederek h\u0131zl\u0131ca ping eri\u015fiminizi kapatabilir ve istedi\u011finiz zaman tekrar a\u00e7abilirsiniz.<\/p>\n<p>Sorun ya\u015fam\u0131n\u0131z halinde bizimle\u00a0<a href=\"https:\/\/api.whatsapp.com\/message\/AFDDHZ4R3LCLK1?autoload=1&amp;app_absent=0\" target=\"_blank\" rel=\"noopener\">WhatsApp<\/a> \u00fczerinden ileti\u015fime ge\u00e7ebilirsiniz.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux Sunucuyu Ping Eri\u015fimine Kapatman\u0131n \u00d6nemi Ping, sistemler aras\u0131ndaki a\u011f ba\u011flant\u0131s\u0131n\u0131 test etmek i\u00e7in kullan\u0131lan bir ICMP (Internet Control Message Protocol) protokol\u00fcd\u00fcr. Ancak, k\u00f6t\u00fc niyetli ki\u015filer taraf\u0131ndan yap\u0131labilecek basit sald\u0131r\u0131lara kar\u015f\u0131 korunmak amac\u0131yla, sunucular\u0131n d\u0131\u015far\u0131dan ping\u2019e kapat\u0131lmas\u0131 \u00f6nemlidir. Hostabil \u00fczerinden ald\u0131\u011f\u0131n\u0131z\u00a0VDS\u00a0veya\u00a0Ryzen VDS hizmetine nas\u0131l linux sunucuyu nas\u0131l ping eri\u015fimine kapat\u0131laca\u011f\u0131n\u0131 \u00f6\u011frenebilirsiniz. Ping kapatman\u0131n size do\u011frudan [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":771,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14,3],"tags":[63,59,56,62,57,60],"class_list":["post-761","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","category-sunucu","tag-linux-ag-ayarlari","tag-linux-sistem-yapilandirma","tag-linux-sunucu-guvenligi","tag-ping-engelleme","tag-ping-erisimini-kapatma","tag-sunucu-guvenlik-onlemleri"],"_links":{"self":[{"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/posts\/761","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/comments?post=761"}],"version-history":[{"count":7,"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/posts\/761\/revisions"}],"predecessor-version":[{"id":769,"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/posts\/761\/revisions\/769"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/media\/771"}],"wp:attachment":[{"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/media?parent=761"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/categories?post=761"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hostabil.com\/blog\/wp-json\/wp\/v2\/tags?post=761"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}