{"id":1708,"date":"2008-04-21T14:28:25","date_gmt":"2008-04-21T18:28:25","guid":{"rendered":"http:\/\/mjtsai.com\/blog\/?p=1708"},"modified":"2008-04-21T14:28:31","modified_gmt":"2008-04-21T18:28:31","slug":"punch-through-nat","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2008\/04\/21\/punch-through-nat\/","title":{"rendered":"Punch Through NAT with Port Map&rsquo;s Port Forwarding"},"content":{"rendered":"<p><a href=\"http:\/\/db.tidbits.com\/article\/9568\">Glenn Fleishman<\/a>:<\/p>\n<blockquote cite=\"http:\/\/db.tidbits.com\/article\/9568\"><p>But NAT isn&rsquo;t a brick wall, even though it&rsquo;s often called a passive firewall. Most NAT-capable routers also include one of two standard methods of allowing software running on a computer with a private address to ask the router to open up a limited form of incoming access. Automatic port mapping protocols on the router open one or more ports&mdash;a kind of numbered slot that can be attached to an IP address&mdash;and hand the port number or numbers back to the requesting software. As long as the router itself has a publicly routable IP address that can be reached via the Internet, port-mapped applications can now be reached as well.<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>Glenn Fleishman: But NAT isn&rsquo;t a brick wall, even though it&rsquo;s often called a passive firewall. Most NAT-capable routers also include one of two standard methods of allowing software running on a computer with a private address to ask the router to open up a limited form of incoming access. Automatic port mapping protocols on [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"","apple_news_api_id":"","apple_news_api_modified_at":"","apple_news_api_revision":"","apple_news_api_share_url":"","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-1708","post","type-post","status-publish","format-standard","hentry","category-technology"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/1708","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=1708"}],"version-history":[{"count":0,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/1708\/revisions"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=1708"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=1708"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=1708"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}