{"id":658,"date":"2012-03-20T00:00:00","date_gmt":"2012-03-20T00:00:00","guid":{"rendered":"https:\/\/fir3netwp.gmsrrpobkbd.com\/2012\/03\/20\/brocade-adx-ftp\/"},"modified":"2021-07-24T18:17:58","modified_gmt":"2021-07-24T18:17:58","slug":"brocade-adx-ftp","status":"publish","type":"post","link":"https:\/\/www.fir3net.com\/Loadbalancers\/Brocade\/brocade-adx-ftp.html","title":{"rendered":"Brocade ADX &#8211; FTP"},"content":{"rendered":"<p>The Brocade ADX offers 2 methods in which to configure FTP SLB (Server Load Balancing). These methods are : <\/p>\n<p><strong>Layer 3 &#8211; <\/strong>Uses the sticky and concurrent connection settings to provide FTP SLB.<br \/><strong>Layer 4-7 <\/strong>&#8211; Provides FTP SLB via the use of FTP application awareness (introduced in version 12.3.1d).<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6622d14d08d92\" class=\"ez-toc-cssicon-toggle-label\"><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><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6622d14d08d92\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.fir3net.com\/Loadbalancers\/Brocade\/brocade-adx-ftp.html\/#1_Layer_3\" title=\"1. Layer 3\">1. Layer 3<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.fir3net.com\/Loadbalancers\/Brocade\/brocade-adx-ftp.html\/#Commands\" title=\"Commands \">Commands <\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.fir3net.com\/Loadbalancers\/Brocade\/brocade-adx-ftp.html\/#Example\" title=\"Example\">Example<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.fir3net.com\/Loadbalancers\/Brocade\/brocade-adx-ftp.html\/#2_Layer_4-7\" title=\"2. Layer 4-7\">2. Layer 4-7<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fir3net.com\/Loadbalancers\/Brocade\/brocade-adx-ftp.html\/#Commands-2\" title=\"Commands\">Commands<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.fir3net.com\/Loadbalancers\/Brocade\/brocade-adx-ftp.html\/#Example-2\" title=\"Example\">Example<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"1_Layer_3\"><\/span><strong>1. Layer 3<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>To Load-balance either Passive and Active FTP Layer 3 persistence is configured.<br \/>Below shows the required commands :<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Commands\"><\/span><strong>Commands <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><strong>port ftp concurrent&nbsp;<\/strong> \u2013 Sticky and Concurrent ensures that Active and Passive FTP will work<\/li>\n<li><strong>port ftp sticky<\/strong> \u2013 Sticky ensures that Active FTP will work<\/li>\n<\/ul>\n<p><em><strong>Note<\/strong><\/em> : The Round Robin predictor is configured as this provides the best level of equal distribution for FTP traffic.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Example\"><\/span><strong>Example<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p class=\"codemulti\">server virtual VIP-XX.XX.XX.1-FTP 192.168.100.1<br \/>&nbsp;predictor round robin<br \/>&nbsp;port ftp<br \/>&nbsp;port ftp concurrent&nbsp; <br \/>&nbsp;port ftp sticky&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br \/>&nbsp;bind ftp REALSERVER1 ftp<br \/>&nbsp;bind ftp REALSERVER2 ftp<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Layer_4-7\"><\/span><strong>2. Layer 4-7<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>From version 12.3.1d (onwards) the ADX is able to inspect FTP traffic using the upper layers of the OSI stack (layers 4-7). Because of this&nbsp;the configuration of sticky and concurrent connections are no&nbsp;longer required.<br \/>Below details the required commands to balance both Active or Passive FTP.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Commands-2\"><\/span><strong>Commands<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><strong>server ftp-pasv-concurrent<\/strong> \u2013 This command ensure that unique control connections are load balanced to different servers. Data connections from the client are associated to the correct Control connection by the inspection of the PORT command from within the FTP traffic stream.<\/li>\n<li><strong>server no-reset-for-established-session<\/strong> \u2013 By default, the ADX sends a RST to the client if the FTP port fails on the server. If required this can be disabled.<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"Example-2\"><\/span><strong>Example<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p class=\"codemulti\">server ftp-pasv-concurrent<br \/>server no-reset-for-established-session<\/p>\n<p>server virtual VIP-XX.XX.XX.1-FTP 192.168.100.1<br \/>&nbsp;port ftp<br \/>&nbsp;bind ftp REALSERVER1 ftp REALSERVER2 ftp<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Brocade ADX offers 2 methods in which to configure FTP SLB (Server Load Balancing). These methods are : Layer 3 &#8211; Uses the sticky and concurrent connection settings to provide FTP SLB.Layer 4-7 &#8211; Provides FTP SLB via the use of FTP application awareness (introduced in version 12.3.1d). 1. Layer 3 To Load-balance either &#8230; <a title=\"Brocade ADX &#8211; FTP\" class=\"read-more\" href=\"https:\/\/www.fir3net.com\/Loadbalancers\/Brocade\/brocade-adx-ftp.html\" aria-label=\"Read more about Brocade ADX &#8211; FTP\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Brocade ADX - FTP - Fir3net<\/title>\n<meta name=\"description\" content=\"The Brocade ADX offers 2 methods in which to configure FTP SLB (Server Load Balancing). 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