{"id":726,"date":"2022-09-05T08:12:29","date_gmt":"2022-09-05T08:12:29","guid":{"rendered":"https:\/\/sunucucozumleri.com\/?p=726"},"modified":"2022-10-09T19:26:33","modified_gmt":"2022-10-09T19:26:33","slug":"unable-to-connect-to-ftp-421-service-not-available-hatasinin-cozumu","status":"publish","type":"post","link":"https:\/\/sunucucozumleri.com\/blog\/unable-to-connect-to-ftp-421-service-not-available-hatasinin-cozumu\/","title":{"rendered":"Unable to connect to FTP: 421 Service not available Hatas\u0131n\u0131n \u00c7\u00f6z\u00fcm\u00fc"},"content":{"rendered":"<p>Merhabalar,\u00a0<strong>Plesk panel<\/strong>\u00a0g\u00fcncellemeleriyle \u00e7ok s\u0131k kar\u015f\u0131la\u015fm\u0131\u015f oldu\u011fumuz &#8220;<strong>Unable to connect to FTP: 421 Service not available.<\/strong>&#8221; hatas\u0131na ili\u015fkin \u00e7\u00f6z\u00fcm metodlar\u0131na de\u011finece\u011fiz. Bu hata esnas\u0131nda son kullan\u0131c\u0131lar ekseriyetle FTP ba\u011flant\u0131 s\u0131ras\u0131nda &#8220;<strong><a href=\"https:\/\/sunucucozumleri.com\/blog\/frontpage\/\">Sunucu<\/a> ile ba\u011flant\u0131 kurulam\u0131yor<\/strong>&#8221; \u015eeklinde bir hata kayd\u0131yla kar\u015f\u0131la\u015facaklard\u0131r.<\/p>\n<p>E\u011fer SSH eri\u015fiminiz mevcut ise a\u015fa\u011f\u0131daki komutu \u00e7al\u0131\u015ft\u0131rabiliriz.<\/p>\n<pre class=\"language-markup\"><code>ftp sunucucozumleri.com<\/code><\/pre>\n<p>Komut \u00e7\u0131kt\u0131s\u0131 a\u015fa\u011f\u0131daki gibi ise makalemizdeki \u00e7\u00f6z\u00fcm yollar\u0131n\u0131 deneyebilirsiniz.<\/p>\n<pre class=\"language-markup\"><code>Connected to sunucucozumleri.com\r\n421 Service not available, remote server has closed connection<\/code><\/pre>\n<p>E\u011fer ftp komutu bulunamad\u0131 \u015feklinde hata al\u0131rsan\u0131z a\u015fa\u011f\u0131daki komut ile FTP paketini y\u00fckleyebilirsiniz.<\/p>\n<pre class=\"language-markup\"><code>yum -y install ftp<\/code><\/pre>\n<p>messages log kayd\u0131n\u0131 da inceleyelim.<\/p>\n<pre class=\"language-markup\"><code>tail -f \/var\/log\/messages<\/code><\/pre>\n<p>A\u015fa\u011f\u0131daki gibi bir \u00e7\u0131kt\u0131 g\u00f6r\u00fcyor olman\u0131z gerekir.<\/p>\n<pre class=\"language-markup\"><code>Feb 26 17:21:50 <a href=\"https:\/\/sunucucozumleri.com\/blog\/hosting\/fast-web-hosting\/\">hosting<\/a> xinetd[2620]: START: ftp pid=14340 from=::ffff:192.0.2.2\r\nFeb 26 17:21:50 hosting proftpd[14340]: processing configuration directory '\/etc\/proftpd.d'\r\nFeb 26 17:21:50 hosting proftpd[14340]: fatal: TLSProtocol: unknown protocol: 'SSLv2' on line 3 of '\/etc\/proftpd.d\/ssl.conf'\r\nFeb 26 17:21:50 hosting xinetd[2620]: EXIT: ftp status=1 pid=14340 duration=0(sec)<\/code><\/pre>\n<p>\u00c7\u00f6z\u00fcm yolu ise;<\/p>\n<p>\/etc\/proftpd.d\/ssl.conf dosyas\u0131n\u0131 herhangi bir text edit\u00f6r ile a\u00e7arak SSLv2 protokol\u00fcn\u00fc silmemizdir. Daha sonra ise a\u015fa\u011f\u0131daki komut ile kontrol sa\u011flayabiliriz.<\/p>\n<pre class=\"language-markup\"><code>grep TLSProtocol\r\nTLSProtocol TLSv1 TLSv1.1 TLSv1.2<\/code><\/pre>\n<p>Son olarak xinetd servisini yeniden ba\u015flatal\u0131m.<\/p>\n<pre class=\"language-markup\"><code>service xinetd <a href=\"https:\/\/sunucucozumleri.com\/blog\/reboot-ve-restart-arasindaki-farklar-nedir\/\">restart<\/a><\/code><\/pre>\n<p>Bol trafikler<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Merhabalar,\u00a0Plesk panel\u00a0g\u00fcncellemeleriyle \u00e7ok s\u0131k kar\u015f\u0131la\u015fm\u0131\u015f oldu\u011fumuz &#8220;Unable to connect to FTP: 421 Service not available.&#8221; hatas\u0131na ili\u015fkin \u00e7\u00f6z\u00fcm metodlar\u0131na de\u011finece\u011fiz. Bu hata esnas\u0131nda son kullan\u0131c\u0131lar ekseriyetle FTP ba\u011flant\u0131 s\u0131ras\u0131nda &#8220;Sunucu ile ba\u011flant\u0131 kurulam\u0131yor&#8221; \u015eeklinde bir hata kayd\u0131yla kar\u015f\u0131la\u015facaklard\u0131r. E\u011fer SSH eri\u015fiminiz mevcut ise a\u015fa\u011f\u0131daki komutu \u00e7al\u0131\u015ft\u0131rabiliriz. ftp sunucucozumleri.com Komut \u00e7\u0131kt\u0131s\u0131 a\u015fa\u011f\u0131daki gibi ise makalemizdeki \u00e7\u00f6z\u00fcm &hellip;<\/p>\n","protected":false},"author":1,"featured_media":1456,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-726","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux"],"acf":[],"_links":{"self":[{"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/posts\/726","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/comments?post=726"}],"version-history":[{"count":0,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/posts\/726\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/media\/1456"}],"wp:attachment":[{"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/media?parent=726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/categories?post=726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sunucucozumleri.com\/blog\/wp-json\/wp\/v2\/tags?post=726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}