{"id":1092,"date":"2011-12-06T16:58:57","date_gmt":"2011-12-06T16:58:57","guid":{"rendered":"https:\/\/www.uk-cheapest.co.uk\/support\/?p=1092"},"modified":"2011-12-09T15:24:18","modified_gmt":"2011-12-09T15:24:18","slug":"how-do-i-use-iptables-to-route-to-another-port","status":"publish","type":"post","link":"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/","title":{"rendered":"How do I use iptables to route to another port?"},"content":{"rendered":"<p>You can use iptables pre-routing to route from one port to another.<\/p>\n<p>For example, the following command will enable mail users to use port 26 or port 25 for SMTP request. All port 26 requests will be routed to port 25.<\/p>\n<pre># iptables -t nat -A PREROUTING -p tcp -d 192.168.167.2 --dport 26 -j DNAT --to 192.168.167.2:25<\/pre>\n<p>Now your clients can use port 26 or port 25 without any problems.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>You can use iptables pre-routing to route from one port to another. For example, the following command will enable mail users to use port 26 or port 25 for SMTP request. All port 26 requests will be routed to port 25. # iptables -t nat -A PREROUTING -p tcp -d 192.168.167.2 &#8211;dport 26 -j DNAT &#8230; <a title=\"How do I use iptables to route to another port?\" class=\"read-more\" href=\"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/\" aria-label=\"More on How do I use iptables to route to another port?\">Read more&#8230;<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"generate_page_header":"","footnotes":""},"categories":[166],"tags":[220,222,221],"class_list":["post-1092","post","type-post","status-publish","format-standard","hentry","category-dedicated-servers","tag-iptables","tag-port","tag-route"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.4 (Yoast SEO v23.4) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How do I use iptables to route to another port? - UK-Cheapest.co.uk<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How do I use iptables to route to another port?\" \/>\n<meta property=\"og:description\" content=\"You can use iptables pre-routing to route from one port to another. For example, the following command will enable mail users to use port 26 or port 25 for SMTP request. All port 26 requests will be routed to port 25. # iptables -t nat -A PREROUTING -p tcp -d 192.168.167.2 --dport 26 -j DNAT ... Read more...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/\" \/>\n<meta property=\"og:site_name\" content=\"UK-Cheapest.co.uk\" \/>\n<meta property=\"article:published_time\" content=\"2011-12-06T16:58:57+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2011-12-09T15:24:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.uk-cheapest.co.uk\/support\/wp-content\/uploads\/2023\/12\/IMG_3064.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"768\" \/>\n\t<meta property=\"og:image:height\" content=\"439\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"UKC\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ukchelpdesk\" \/>\n<meta name=\"twitter:site\" content=\"@ukchelpdesk\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"UKC\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/\",\"url\":\"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/\",\"name\":\"How do I use iptables to route to another port? - UK-Cheapest.co.uk\",\"isPartOf\":{\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/#website\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"UK-Cheapest.co.uk\",\"item\":\"https:\/\/www.uk-cheapest.co.uk\/support\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How do I use iptables to route to another port?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/#website\",\"url\":\"https:\/\/www.uk-cheapest.co.uk\/support\/\",\"name\":\"UK-Cheapest.co.uk\",\"description\":\"Cheap Domain Names, Web Hosting, Site Builder &amp; Web Security\",\"publisher\":{\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.uk-cheapest.co.uk\/support\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/#organization\",\"name\":\"UKC\",\"url\":\"https:\/\/www.uk-cheapest.co.uk\/support\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.uk-cheapest.co.uk\/support\/wp-content\/uploads\/2023\/12\/Screenshot-2023-12-14-at-17.40.07.png\",\"contentUrl\":\"https:\/\/www.uk-cheapest.co.uk\/support\/wp-content\/uploads\/2023\/12\/Screenshot-2023-12-14-at-17.40.07.png\",\"width\":217,\"height\":55,\"caption\":\"UKC\"},\"image\":{\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/x.com\/ukchelpdesk\",\"https:\/\/www.instagram.com\/ukc_hosting\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/#\/schema\/person\/135cf981b8a3a120603fcbc027eed746\",\"name\":\"UKC\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\/\/www.uk-cheapest.co.uk\/support\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/f39b95f178ec21ebe3134a71baa1146d?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/f39b95f178ec21ebe3134a71baa1146d?s=96&d=mm&r=g\",\"caption\":\"UKC\"},\"sameAs\":[\"https:\/\/www.uk-cheapest.co.uk\"],\"url\":\"https:\/\/www.uk-cheapest.co.uk\/support\/author\/colin\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"How do I use iptables to route to another port? - UK-Cheapest.co.uk","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.uk-cheapest.co.uk\/support\/how-do-i-use-iptables-to-route-to-another-port\/","og_locale":"en_GB","og_type":"article","og_title":"How do I use iptables to route to another port?","og_description":"You can use iptables pre-routing to route from one port to another. 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