{"id":7762,"date":"2021-04-28T15:27:30","date_gmt":"2021-04-28T06:27:30","guid":{"rendered":"https:\/\/www.secuavail.com\/kb\/?p=7762"},"modified":"2024-08-23T13:27:57","modified_gmt":"2024-08-23T04:27:57","slug":"tb-210428_02","status":"publish","type":"post","link":"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/","title":{"rendered":"FortiGate\u306e\u9001\u4fe1\u5143NAT\/\u5b9b\u5148NAT\u8a2d\u5b9a\u306b\u3064\u3044\u3066"},"content":{"rendered":"<p>\u5f53\u8a18\u4e8b\u3067\u306f\u3001FortiGate\u306b\u304a\u3051\u308b\u9001\u4fe1\u5143NAT(Source NAT)\/\u5b9b\u5148NAT(Destination NAT)\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a18\u8f09\u3057\u307e\u3059\u3002<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#%E5%89%8D%E6%8F%90%E6%9D%A1%E4%BB%B6\" >\u524d\u63d0\u6761\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#NAT%E3%81%A8%E3%81%AF\" >NAT\u3068\u306f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#%E9%80%81%E4%BF%A1%E5%85%83NAT%E5%AE%9B%E5%85%88NAT%E3%81%A8%E3%81%AF\" >\u9001\u4fe1\u5143NAT\/\u5b9b\u5148NAT\u3068\u306f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#%E9%80%81%E4%BF%A1%E5%85%83NAT%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\" >\u9001\u4fe1\u5143NAT\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#%E7%99%BA%E4%BF%A1%E3%82%A4%E3%83%B3%E3%82%BF%E3%83%BC%E3%83%95%E3%82%A7%E3%82%A4%E3%82%B9%E3%81%AE%E3%82%A2%E3%83%89%E3%83%AC%E3%82%B9%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%9F%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\" >\u767a\u4fe1\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u305f\u8a2d\u5b9a\u65b9\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#%E3%83%80%E3%82%A4%E3%83%8A%E3%83%9F%E3%83%83%E3%82%AFIP%E3%83%97%E3%83%BC%E3%83%AB%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%9F%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\" >\u30c0\u30a4\u30ca\u30df\u30c3\u30afIP\u30d7\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u305f\u8a2d\u5b9a\u65b9\u6cd5<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#%E5%AE%9B%E5%85%88NAT%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\" >\u5b9b\u5148NAT\u306e\u8a2d\u5b9a\u65b9\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#Tips\" >Tips<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#%E3%83%90%E3%83%BC%E3%83%81%E3%83%A3%E3%83%ABIP%E5%88%A9%E7%94%A8%E6%99%82%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%90%E7%99%BA%E3%81%AE%E9%80%9A%E4%BF%A1%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6\" >\u30d0\u30fc\u30c1\u30e3\u30ebIP\u5229\u7528\u6642\u306e\u30b5\u30fc\u30d0\u767a\u306e\u901a\u4fe1\u306b\u3064\u3044\u3066<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_02\/#NAT%E3%81%8C%E8%A1%8C%E3%82%8F%E3%82%8C%E3%81%A6%E3%81%84%E3%82%8B%E3%81%8B%E3%81%AE%E7%A2%BA%E8%AA%8D%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6\" >NAT\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u304b\u306e\u78ba\u8a8d\u306b\u3064\u3044\u3066<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E5%89%8D%E6%8F%90%E6%9D%A1%E4%BB%B6\"><\/span>\u524d\u63d0\u6761\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u672c\u8a18\u4e8b\u5185\u306e\u74b0\u5883\u306f\u3001FortiGate\u306einternal1\u3092\u5916\u90e8\u5074(172.16.10.0\/24)\u3001internal2\u3092\u5185\u90e8\u5074(192.168.100.0\/24)\u3068\u3057\u3066\u8a2d\u5b9a\u3057\u307e\u3059\u3002<br \/>\n\u307e\u305f\u3001\u8a18\u4e8b\u5185\u3067\u5229\u7528\u3057\u3066\u3044\u308bFortiGate \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u53ca\u3073\u52d5\u4f5c\u30e2\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>FortiOS\n<ul>\n<li>v6.4.2 build 1723<\/li>\n<\/ul>\n<\/li>\n<li>\u52d5\u4f5c\u30e2\u30fc\u30c9\n<ul>\n<li>NAT\u30e2\u30fc\u30c9<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"NAT%E3%81%A8%E3%81%AF\"><\/span>NAT\u3068\u306f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>NAT\u3068\u306f\u3001\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3082\u3057\u304f\u306f\u5b9b\u5148IP\u30a2\u30c9\u30ec\u30b9\u3092\u4e8b\u524d\u306b\u6c7a\u3081\u3089\u308c\u305f\u30eb\u30fc\u30eb\u306b\u5f93\u3044\u5225\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3059\u308b\u6a5f\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E9%80%81%E4%BF%A1%E5%85%83NAT%E5%AE%9B%E5%85%88NAT%E3%81%A8%E3%81%AF\"><\/span>\u9001\u4fe1\u5143NAT\/\u5b9b\u5148NAT\u3068\u306f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u9001\u4fe1\u5143NAT\u306f\u3001NAT\u6a5f\u80fd\u306b\u3088\u308a\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u63db\u3055\u308c\u308b\u3053\u3068\u3092\u6307\u3057\u3001\u5b9b\u5148NAT\u306f\u3001NAT\u6a5f\u80fd\u306b\u3088\u308a\u5b9b\u5148IP\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u63db\u3055\u308c\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E9%80%81%E4%BF%A1%E5%85%83NAT%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\"><\/span>\u9001\u4fe1\u5143NAT\u306e\u8a2d\u5b9a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>FortiGate\u3067\u9001\u4fe1\u5143NAT\u3092\u884c\u3046\u5834\u5408\u3001\u4ee5\u4e0b\u306e2\u3064\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u767a\u4fe1\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528<\/li>\n<li>\u30c0\u30a4\u30ca\u30df\u30c3\u30afIP\u30d7\u30fc\u30eb\u3092\u4f7f\u7528<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"%E7%99%BA%E4%BF%A1%E3%82%A4%E3%83%B3%E3%82%BF%E3%83%BC%E3%83%95%E3%82%A7%E3%82%A4%E3%82%B9%E3%81%AE%E3%82%A2%E3%83%89%E3%83%AC%E3%82%B9%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%9F%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\"><\/span>\u767a\u4fe1\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u305f\u8a2d\u5b9a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7645 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat.png\" alt=\"\" width=\"1297\" height=\"643\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat.png 1297w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat-300x149.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat-1024x508.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat-768x381.png 768w\" sizes=\"auto, (max-width: 1297px) 100vw, 1297px\" \/><\/p>\n<ol>\n<li>[\u30dd\u30ea\u30b7\u30fc\uff06\u30aa\u30d6\u30b8\u30a7\u30af\u30c8] &gt; [\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7613 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3.png\" alt=\"\" width=\"247\" height=\"861\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3.png 247w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3-86x300.png 86w\" sizes=\"auto, (max-width: 247px) 100vw, 247px\" \/><\/li>\n<li>[\u65b0\u898f\u4f5c\u6210]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7647 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create.png\" alt=\"\" width=\"1589\" height=\"105\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create.png 1589w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-300x20.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-1024x68.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-768x51.png 768w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-1536x101.png 1536w\" sizes=\"auto, (max-width: 1589px) 100vw, 1589px\" \/><\/li>\n<li>\u30dd\u30ea\u30b7\u30fc\u3092\u4f5c\u6210\u3057\u3001\u8d64\u67a0\u306e\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\/\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30d7\u30b7\u30e7\u30f3\u5185\u306e[NAT]\u3092\u6709\u52b9\u5316\u3057\u3001[IP\u30d7\u30fc\u30eb\u8a2d\u5b9a]\u306b\u3066[\u767a\u4fe1\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7727 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat1-1.png\" alt=\"\" width=\"945\" height=\"806\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat1-1.png 945w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat1-1-300x256.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat1-1-768x655.png 768w\" sizes=\"auto, (max-width: 945px) 100vw, 945px\" \/><\/li>\n<li>[OK]\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u8a2d\u5b9a\u3057\u305f\u30dd\u30ea\u30b7\u30fc\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7649 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat2.png\" alt=\"\" width=\"1249\" height=\"135\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat2.png 1249w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat2-300x32.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat2-1024x111.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat2-768x83.png 768w\" sizes=\"auto, (max-width: 1249px) 100vw, 1249px\" \/><\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"%E3%83%80%E3%82%A4%E3%83%8A%E3%83%9F%E3%83%83%E3%82%AFIP%E3%83%97%E3%83%BC%E3%83%AB%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%9F%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\"><\/span>\u30c0\u30a4\u30ca\u30df\u30c3\u30afIP\u30d7\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u305f\u8a2d\u5b9a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7646 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat_pool.png\" alt=\"\" width=\"1270\" height=\"658\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat_pool.png 1270w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat_pool-300x155.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat_pool-1024x531.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat_pool-768x398.png 768w\" sizes=\"auto, (max-width: 1270px) 100vw, 1270px\" \/><\/p>\n<ol>\n<li>[\u30dd\u30ea\u30b7\u30fc\uff06\u30aa\u30d6\u30b8\u30a7\u30af\u30c8] &gt; [IP\u30d7\u30fc\u30eb]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7652 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool1.png\" alt=\"\" width=\"312\" height=\"812\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool1.png 312w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool1-115x300.png 115w\" sizes=\"auto, (max-width: 312px) 100vw, 312px\" \/><\/li>\n<li>[\u65b0\u898f\u4f5c\u6210]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7650 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool2.png\" alt=\"\" width=\"1587\" height=\"106\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool2.png 1587w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool2-300x20.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool2-1024x68.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool2-768x51.png 768w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool2-1536x103.png 1536w\" sizes=\"auto, (max-width: 1587px) 100vw, 1587px\" \/><\/li>\n<li>\u5404\u9805\u76ee\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7651 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool3.png\" alt=\"\" width=\"962\" height=\"676\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool3.png 962w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool3-300x211.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/pool3-768x540.png 768w\" sizes=\"auto, (max-width: 962px) 100vw, 962px\" \/><\/p>\n<ul style=\"list-style-type: disc;\">\n<li>\u540d\u524d\uff1a\u4efb\u610f<\/li>\n<li>\u30bf\u30a4\u30d7\uff1a\u4eca\u56de\u306f\u3001[\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9]\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\n<ul style=\"list-style-type: circle;\">\n<li>\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\uff1a\u5916\u90e81IP\u30a2\u30c9\u30ec\u30b91\u500b\u306b\u5bfe\u3057\u3066\u300160416\u500b\u306e\u5185\u90e8\u304b\u3089\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u63db\u3059\u308b\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<li>1\u5bfe1\uff1a1\u3064\u306e\u5185\u90e8IP\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u3057\u30661\u3064\u306e\u5916\u90e8IP\u30a2\u30c9\u30ec\u30b9\u304c\u5229\u7528\u3055\u308c\u307e\u3059\u3002\u4e0b\u306e\u5916\u90e8IP\u30a2\u30c9\u30ec\u30b9\/\u7bc4\u56f2\u306b\u3066\u6307\u5b9a\u3055\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u306e\u6570\u3060\u3051\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<li>\u56fa\u5b9a\u30dd\u30fc\u30c8\u7bc4\u56f2\uff1a\u5916\u90e8IP\u30a2\u30c9\u30ec\u30b9\/\u7bc4\u56f2\u3068\u5185\u90e8IP\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u6307\u5b9a\u3057\u305f\u5185\u90e8IP\u30a2\u30c9\u30ec\u30b9\u3054\u3068\u306b\u5909\u63db\u3055\u308c\u308b\u5916\u90e8IP\u30a2\u30c9\u30ec\u30b9\u53ca\u3073\u30dd\u30fc\u30c8\u756a\u53f7\u7bc4\u56f2\u304c\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u30dd\u30fc\u30c8\u3092\u30d6\u30ed\u30c3\u30af\u5272\u308a\u5f53\u3066\uff1a\u5916\u90e8IP\u30a2\u30c9\u30ec\u30b9\/\u7bc4\u56f2\u3068\u30d6\u30ed\u30c3\u30af\u30b5\u30a4\u30ba\u53ca\u3073\u30e6\u30fc\u30b6\u30fc\u3042\u305f\u308a\u306e\u30d6\u30ed\u30c3\u30af\u6570\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u30d6\u30ed\u30c3\u30af\u30b5\u30a4\u30ba\u306f\u30011\u30d6\u30ed\u30c3\u30af\u306b\u542b\u307e\u308c\u308b\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u6570\u3067\u30e6\u30fc\u30b6\u30fc\u3042\u305f\u308a\u306e\u30d6\u30ed\u30c3\u30af\u6570\u306f\u3001\u5185\u90e8IP\u30a2\u30c9\u30ec\u30b9\u304c\u4f7f\u7528\u3067\u304d\u308b\u30d6\u30ed\u30c3\u30af\u6570\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\u5916\u90e8IP\u30a2\u30c9\u30ec\u30b9\/\u7bc4\u56f2\uff1aNAT\u5909\u63db\u5f8c\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<br \/>\n\u4eca\u56de\u306f\u3001[172.16.10.200-172.16.10.200]\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>ARP\u30ea\u30d7\u30e9\u30a4\uff1a\u6709\u52b9<\/li>\n<\/ul>\n<\/li>\n<li>[\u30dd\u30ea\u30b7\u30fc\uff06\u30aa\u30d6\u30b8\u30a7\u30af\u30c8] &gt; [\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7613 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3.png\" alt=\"\" width=\"247\" height=\"861\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3.png 247w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3-86x300.png 86w\" sizes=\"auto, (max-width: 247px) 100vw, 247px\" \/><\/li>\n<li>[\u65b0\u898f\u4f5c\u6210]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7647 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create.png\" alt=\"\" width=\"1589\" height=\"105\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create.png 1589w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-300x20.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-1024x68.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-768x51.png 768w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-1536x101.png 1536w\" sizes=\"auto, (max-width: 1589px) 100vw, 1589px\" \/><\/li>\n<li>\u30dd\u30ea\u30b7\u30fc\u3092\u4f5c\u6210\u3057\u3001\u8d64\u67a0\u306e\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\/\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30aa\u30d7\u30b7\u30e7\u30f3\u5185\u306e[NAT]\u3092\u6709\u52b9\u5316\u3057\u3001[IP\u30d7\u30fc\u30eb\u8a2d\u5b9a]\u306b\u3066[\u30c0\u30a4\u30ca\u30df\u30c3\u30afIP\u30d7\u30fc\u30eb\u3092\u4f7f\u3046]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7728 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat3-1.png\" alt=\"\" width=\"943\" height=\"805\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat3-1.png 943w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat3-1-300x256.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat3-1-768x656.png 768w\" sizes=\"auto, (max-width: 943px) 100vw, 943px\" \/><\/li>\n<li>\u8d64\u67a0\u306e\u90e8\u5206\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7655 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat4.png\" alt=\"\" width=\"943\" height=\"805\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat4.png 943w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat4-300x256.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat4-768x656.png 768w\" sizes=\"auto, (max-width: 943px) 100vw, 943px\" \/><\/li>\n<li>\u53f3\u5074\u304b\u3089\u8868\u793a\u3055\u308c\u305f\u30e1\u30cb\u30e5\u30fc\u3088\u308a3\u306b\u3066\u4f5c\u6210\u3057\u305fIP\u30d7\u30fc\u30eb\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7726 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat7.png\" alt=\"\" width=\"943\" height=\"802\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat7.png 943w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat7-300x255.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat7-768x653.png 768w\" sizes=\"auto, (max-width: 943px) 100vw, 943px\" \/><\/li>\n<li>[OK]\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u8a2d\u5b9a\u3057\u305f\u30dd\u30ea\u30b7\u30fc\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7654 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat6.png\" alt=\"\" width=\"1257\" height=\"182\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat6.png 1257w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat6-300x43.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat6-1024x148.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/snat6-768x111.png 768w\" sizes=\"auto, (max-width: 1257px) 100vw, 1257px\" \/><\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"%E5%AE%9B%E5%85%88NAT%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\"><\/span>\u5b9b\u5148NAT\u306e\u8a2d\u5b9a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7660 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat.png\" alt=\"\" width=\"1471\" height=\"614\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat.png 1080w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat-300x125.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat-1024x427.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat-768x321.png 768w\" sizes=\"auto, (max-width: 1471px) 100vw, 1471px\" \/><\/p>\n<p>&nbsp;<\/p>\n<ol>\n<li>[\u30dd\u30ea\u30b7\u30fc\uff06\u30aa\u30d6\u30b8\u30a7\u30af\u30c8] &gt; [\u30d0\u30fc\u30c1\u30e3\u30ebIP]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7659 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip1.png\" alt=\"\" width=\"308\" height=\"812\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip1.png 308w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip1-114x300.png 114w\" sizes=\"auto, (max-width: 308px) 100vw, 308px\" \/><\/li>\n<li>[\u65b0\u898f\u4f5c\u6210] &gt; [\u30d0\u30fc\u30c1\u30e3\u30ebIP]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7657 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip2.png\" alt=\"\" width=\"1584\" height=\"140\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip2.png 1584w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip2-300x27.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip2-1024x91.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip2-768x68.png 768w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip2-1536x136.png 1536w\" sizes=\"auto, (max-width: 1584px) 100vw, 1584px\" \/><\/li>\n<li>\u5404\u9805\u76ee\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7658 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip3.png\" alt=\"\" width=\"963\" height=\"682\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip3.png 963w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip3-300x212.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/vip3-768x544.png 768w\" sizes=\"auto, (max-width: 963px) 100vw, 963px\" \/><\/p>\n<ul style=\"list-style-type: disc;\">\n<li>\u540d\u524d\uff1a\u4efb\u610f<\/li>\n<li>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\uff1aany<br \/>\n\u203b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<li>\u30bf\u30a4\u30d7\uff1a\u30b9\u30bf\u30c6\u30a3\u30c3\u30afNAT<\/li>\n<li>\u5916\u90e8IP\u30a2\u30c9\u30ec\u30b9\/\u7bc4\u56f2\uff1a\u5916\u90e8\u304b\u3089\u30a2\u30af\u30bb\u30b9\u3059\u308b\u969b\u306eIP\u30a2\u30c9\u30ec\u30b9<br \/>\n\u4eca\u56de\u306f[172.16.10.100]\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>\u30de\u30c3\u30d7\u3055\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\/\u7bc4\u56f2\uff1a\u5b9f\u30b5\u30fc\u30d0\u7b49\u306eIP\u30a2\u30c9\u30ec\u30b9<br \/>\n\u4eca\u56de\u306f[192.168.100.1]\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li>[\u30dd\u30ea\u30b7\u30fc\uff06\u30aa\u30d6\u30b8\u30a7\u30af\u30c8] &gt; [\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7613 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3.png\" alt=\"\" width=\"247\" height=\"861\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3.png 247w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/ksimg_log3-86x300.png 86w\" sizes=\"auto, (max-width: 247px) 100vw, 247px\" \/><\/li>\n<li>[\u65b0\u898f\u4f5c\u6210]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7647 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create.png\" alt=\"\" width=\"1589\" height=\"105\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create.png 1589w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-300x20.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-1024x68.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-768x51.png 768w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/policy_new-create-1536x101.png 1536w\" sizes=\"auto, (max-width: 1589px) 100vw, 1589px\" \/><\/li>\n<li>\u5404\u9805\u76ee\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7661 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat2.png\" alt=\"\" width=\"946\" height=\"794\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat2.png 946w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat2-300x252.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat2-768x645.png 768w\" sizes=\"auto, (max-width: 946px) 100vw, 946px\" \/><\/p>\n<ul style=\"list-style-type: disc;\">\n<li>\u7740\u4fe1\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\uff1ainternal1<\/li>\n<li>\u767a\u4fe1\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\uff1ainternal2<\/li>\n<li>\u9001\u4fe1\u5143\uff1aall<\/li>\n<li>\u5b9b\u5148\uff1a3\u306b\u3066\u4f5c\u6210\u3057\u305f\u30d0\u30fc\u30c1\u30e3\u30ebIP\u3092\u6307\u5b9a<\/li>\n<li>\u30b5\u30fc\u30d3\u30b9\uff1a\u4efb\u610f\u306e\u30b5\u30fc\u30d3\u30b9(\u30d7\u30ed\u30c8\u30b3\u30eb)\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br \/>\n\u203b\u4eca\u56de\u306f[all]\u3067\u3059\u3079\u3066\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u74b0\u5883\u306b\u5408\u308f\u305b\u305f\u9069\u5207\u306a\u30b5\u30fc\u30d3\u30b9\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li>[OK]\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u8a2d\u5b9a\u3057\u305f\u30dd\u30ea\u30b7\u30fc\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7662 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat3.png\" alt=\"\" width=\"1275\" height=\"183\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat3.png 1275w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat3-300x43.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat3-1024x147.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/dnat3-768x110.png 768w\" sizes=\"auto, (max-width: 1275px) 100vw, 1275px\" \/><\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Tips\"><\/span>Tips<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E3%83%90%E3%83%BC%E3%83%81%E3%83%A3%E3%83%ABIP%E5%88%A9%E7%94%A8%E6%99%82%E3%81%AE%E3%82%B5%E3%83%BC%E3%83%90%E7%99%BA%E3%81%AE%E9%80%9A%E4%BF%A1%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6\"><\/span>\u30d0\u30fc\u30c1\u30e3\u30ebIP\u5229\u7528\u6642\u306e\u30b5\u30fc\u30d0\u767a\u306e\u901a\u4fe1\u306b\u3064\u3044\u3066<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7672 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips.png\" alt=\"\" width=\"1153\" height=\"685\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips.png 1153w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips-300x178.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips-1024x608.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips-768x456.png 768w\" sizes=\"auto, (max-width: 1153px) 100vw, 1153px\" \/><\/p>\n<p>FortiGate\u306e\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u30dd\u30ea\u30b7\u30fc<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7668 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips1.png\" alt=\"\" width=\"1669\" height=\"213\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips1.png 1669w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips1-300x38.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips1-1024x131.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips1-768x98.png 768w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/tips1-1536x196.png 1536w\" sizes=\"auto, (max-width: 1669px) 100vw, 1669px\" \/><\/p>\n<p>\u4e0a\u8a18\u306e\u74b0\u5883\u53ca\u3073\u8a2d\u5b9a\u3092\u884c\u3044\u3001\u30b5\u30fc\u30d0\u304b\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u901a\u4fe1\u3092\u884c\u3063\u305f\u969b\u306eNAT\u5909\u63db\u5f8c\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u306f\u6b21\u306e\u901a\u308a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul style=\"list-style-type: disc;\">\n<li>\u30b5\u30fc\u30d0A\u304b\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\n<ul style=\"list-style-type: circle;\">\n<li>NAT\u5909\u63db\u5f8c\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\uff1a172.16.10.100<\/li>\n<\/ul>\n<\/li>\n<li>\u30b5\u30fc\u30d0B\u304b\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\n<ul style=\"list-style-type: circle;\">\n<li>NAT\u5909\u63db\u5f8c\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\uff1a172.16.10.254<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u30d0\u30fc\u30c1\u30e3\u30ebIP\u5229\u7528\u6642\u3001\u30b5\u30fc\u30d0A\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u306f\u30d0\u30fc\u30c1\u30e3\u30ebIP\u306bNAT\u3055\u308c\u307e\u3059\u3002<br \/>\n\u305f\u3060\u3057\u3001\u9001\u4fe1\u5143NAT\u8a2d\u5b9a\u3067IP\u30d7\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001IP\u30d7\u30fc\u30eb\u304c\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"NAT%E3%81%8C%E8%A1%8C%E3%82%8F%E3%82%8C%E3%81%A6%E3%81%84%E3%82%8B%E3%81%8B%E3%81%AE%E7%A2%BA%E8%AA%8D%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6\"><\/span>NAT\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u304b\u306e\u78ba\u8a8d\u306b\u3064\u3044\u3066<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NAT\u304c\u6b63\u3057\u304f\u884c\u308f\u308c\u3066\u3044\u308b\u304b\u306f\u3001\u30ed\u30b0\u3092\u898b\u308b\u3053\u3068\u3067\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br \/>\n\u30ed\u30b0\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u3054\u53c2\u7167\u3044\u305f\u3060\u304d\u8a2d\u5b9a\u5909\u66f4\u3092\u304a\u9858\u3044\u3057\u307e\u3059\u3002<br \/>\n<a href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210428_03\/\">FortiGate\u3067\u8ee2\u9001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30ed\u30b0\u3092GUI\u306b\u8868\u793a\u3059\u308b\u65b9\u6cd5<\/a><\/p>\n<ol>\n<li>[\u30ed\u30b0\uff06\u30ec\u30dd\u30fc\u30c8] &gt; [\u8ee2\u9001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af]\u3092\u9078\u629e\u3057\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7741 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/639fe2f9405d632bbd677549ac97378a.png\" alt=\"\" width=\"234\" height=\"667\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/639fe2f9405d632bbd677549ac97378a.png 234w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/639fe2f9405d632bbd677549ac97378a-105x300.png 105w\" sizes=\"auto, (max-width: 234px) 100vw, 234px\" \/><\/li>\n<li>\u30ed\u30b0\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u53f3\u5074\u306b\u30ed\u30b0\u8a73\u7d30\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<br \/>\n\u8d64\u67a0\u304c\u9001\u4fe1\u5143NAT\/\u5b9b\u5148NAT\u306e\u5909\u63db\u65b9\u6cd5\u3092\u8868\u3057\u3001\u9752\u67a0\u304cNAT\u5909\u63db\u3055\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u3092\u8868\u3057\u307e\u3059\u3002<br \/>\n\u203b\u4eca\u56de\u306f\u3001\u9001\u4fe1\u5143NAT\u3092\u884c\u3063\u3066\u3044\u308b\u30ed\u30b0\u3092\u8868\u3057\u3066\u304a\u308a\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-7751 size-full\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/33c2fc8885777442be2ed03a67b35fb6.png\" alt=\"\" width=\"1652\" height=\"897\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/33c2fc8885777442be2ed03a67b35fb6.png 1652w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/33c2fc8885777442be2ed03a67b35fb6-300x163.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/33c2fc8885777442be2ed03a67b35fb6-1024x556.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/33c2fc8885777442be2ed03a67b35fb6-768x417.png 768w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/04\/33c2fc8885777442be2ed03a67b35fb6-1536x834.png 1536w\" sizes=\"auto, (max-width: 1652px) 100vw, 1652px\" \/><\/li>\n<\/ol>\n<p>\u4ee5\u4e0a\u3067FortiGate\u306b\u304a\u3051\u308b\u9001\u4fe1\u5143NAT\/\u5b9b\u5148NAT\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306e\u8aac\u660e\u3092\u7d42\u4e86\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5f53\u8a18\u4e8b\u3067\u306f\u3001FortiGate\u306b\u304a\u3051\u308b\u9001\u4fe1\u5143NAT(Source NAT)\/\u5b9b\u5148NAT(Destination NAT)\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a18\u8f09\u3057\u307e\u3059\u3002 \u524d\u63d0\u6761\u4ef6 \u672c\u8a18\u4e8b\u5185\u306e\u74b0\u5883\u306f\u3001FortiGate\u306einternal1\u3092 [&hellip;]","protected":false},"author":17,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[49,56,2],"tags":[19],"class_list":["post-7762","post","type-post","status-publish","format-standard","hentry","category-nw-device","category-fortigate","category-tech-blog","tag-fortigate"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/7762","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/comments?post=7762"}],"version-history":[{"count":4,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/7762\/revisions"}],"predecessor-version":[{"id":8283,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/7762\/revisions\/8283"}],"wp:attachment":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/media?parent=7762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/categories?post=7762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/tags?post=7762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}