{"id":603,"date":"2021-11-20T22:57:31","date_gmt":"2021-11-20T14:57:31","guid":{"rendered":"https:\/\/blog.cauchyschwarz.com\/?p=603"},"modified":"2021-11-21T19:24:48","modified_gmt":"2021-11-21T11:24:48","slug":"%e8%b7%af%e7%94%b1","status":"publish","type":"post","link":"https:\/\/blog.cauchyschwarz.com\/?p=603","title":{"rendered":"\u8def\u7531"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 ez-toc-wrap-right counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-69e0de4b26eca\" 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-69e0de4b26eca\" checked aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#%E8%B7%AF%E7%94%B1%E7%9A%84%E5%B7%A5%E4%BD%9C%E5%8E%9F%E7%90%86\" >\u8def\u7531\u7684\u5de5\u4f5c\u539f\u7406<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#%E8%B7%AF%E7%94%B1%E8%A1%A8%E6%9F%A5%E8%AF%A2\" >\u8def\u7531\u8868\u67e5\u8be2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#%E8%B7%AF%E7%94%B1%E8%A1%A8%E6%9B%B4%E6%96%B0\" >\u8def\u7531\u8868\u66f4\u65b0<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#%E9%80%9A%E8%BF%87%E8%B7%AF%E7%94%B1%E5%91%BD%E4%BB%A4%E6%89%8B%E5%8A%A8%E6%9B%B4%E6%96%B0\" >\u901a\u8fc7\u8def\u7531\u547d\u4ee4\u624b\u52a8\u66f4\u65b0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#%E9%80%9A%E8%BF%87ICMP%E9%87%8D%E5%AE%9A%E5%90%91%E6%9B%B4%E6%96%B0\" >\u901a\u8fc7ICMP\u91cd\u5b9a\u5411\u66f4\u65b0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#%E9%80%9A%E8%BF%87%E5%8D%8F%E8%AE%AE%E6%9B%B4%E6%96%B0\" >\u901a\u8fc7\u534f\u8bae\u66f4\u65b0<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#%E5%B8%B8%E7%94%A8%E8%B7%AF%E7%94%B1%E5%91%BD%E4%BB%A4\" >\u5e38\u7528\u8def\u7531\u547d\u4ee4<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#%E6%9F%A5%E7%9C%8B%E8%B7%AF%E7%94%B1%E8%A1%A8\" >\u67e5\u770b\u8def\u7531\u8868<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/blog.cauchyschwarz.com\/?p=603\/#IP%E8%BD%AC%E5%8F%91\" >IP\u8f6c\u53d1<\/a><\/li><\/ul><\/nav><\/div>\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%B7%AF%E7%94%B1%E7%9A%84%E5%B7%A5%E4%BD%9C%E5%8E%9F%E7%90%86\"><\/span>\u8def\u7531\u7684\u5de5\u4f5c\u539f\u7406<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>\u9996\u5148\u5982\u679c\u76ee\u6807IP\u5730\u5740\u662f\u548c\u672c\u673a\u662f\u76f4\u63a5\u76f8\u8fde\u7684(\u6bd4\u5982\u901a\u8fc7point-to-point\u8fde\u63a5)\uff0c\u6216\u8005\u76ee\u6807IP\u5730\u5740\u4e0e\u672c\u673a\u5904\u4e8e\u540c\u4e00\u4e2a\u7f51\u7edc\/\u7f51\u6bb5(\u6bd4\u5982\u4ee5\u592a\u7f51)\uff0c\u90a3\u4e48\u8fd9\u4e2a\u65f6\u5019\u4e0d\u9700\u8981\u8def\u7531\u5668\uff0c\u53ef\u4ee5\u76f4\u63a5\u5c06\u6570\u636e\u5305\u53d1\u5230\u76ee\u6807IP\u5730\u5740\u5bf9\u5e94\u7684\u673a\u5668\u3002<\/p>\n\n\n\n<p>\u4e3b\u673a(host)\u4e0e\u8def\u7531\u5668\u7684\u533a\u522b\uff1a\u4e3b\u673a\u4e0d\u8f6c\u53d1\u6570\u636e\u5305\u3002\u4f46\u662f\u5982\u4eca\u7684\u4e3b\u673a\u5927\u591a\u6570\u4e5f\u662f\u53ef\u4ee5\u914d\u7f6e\u4e3a\u8f6c\u53d1\u6570\u636e\u5305\uff0c\u5177\u5907\u8def\u7531\u5668\u7684\u529f\u80fd\u7684\u3002<\/p>\n\n\n\n<p>\u4ece\u7f51\u5361\u6216\u8005\u672c\u5730\u7684\u7f51\u7edc\u534f\u8bae\u6808\u6536\u5230IP\u6570\u636e\u5305\u540e\u7684\u5904\u7406\u8fc7\u7a0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u5148\u68c0\u67e5\u81ea\u5df1\u662f\u5426\u5e94\u8be5\u63a5\u6536\u8fd9\u4e2a\u6570\u636e\u5305\uff0c\u6bd4\u5982\u76ee\u6807IP\u5730\u5740\u662f\u81ea\u5df1\u7684\u67d0\u4e2a\u7f51\u5361\u7684\u5730\u5740\uff0c\u6216\u8005\u8fd9\u4e2aIP\u6570\u636e\u5305\u662f\u4e00\u4e2a\u5e7f\u64ad\u6216\u8005\u591a\u64ad\u7684\u6570\u636e\u5305\u5e76\u4e14\u81ea\u5df1\u7684\u67d0\u4e2aIP\u5730\u5740\u5728\u8fd9\u4e2a\u8303\u56f4\u5185\u3002\u5982\u679c\u81ea\u5df1\u5e94\u8be5\u63a5\u6536\u8fd9\u4e2a\u6570\u636e\u5305\uff0c\u90a3\u4e48\u5c31\u5c06\u5176\u4ea4\u7ed9IP\u6570\u636e\u5305\u4e2d\u6307\u5b9a\u7684\u4e0a\u5c42\u534f\u8bae\u5904\u7406\u3002<\/li><li>\u5982\u679c\u53d1\u73b0\u81ea\u5df1\u4e0d\u5e94\u8be5\u63a5\u53d7\u8fd9\u4e2aIP\u6570\u636e\u5305\uff0c\u90a3\u4e48\u68c0\u67e5\u662f\u5426\u5f00\u542f\u4e86IP\u8f6c\u53d1\u529f\u80fd\u3002\u5982\u679c\u6ca1\u6709\u5f00\u542f\u5219\u76f4\u63a5\u4e22\u6389\u3002<\/li><li>\u67e5\u627e\u8def\u7531\u8868\u8f6c\u53d1\u3002<\/li><\/ol>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%B7%AF%E7%94%B1%E8%A1%A8%E6%9F%A5%E8%AF%A2\"><\/span>\u8def\u7531\u8868\u67e5\u8be2<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>\u6309\u7167\u6700\u957f\u524d\u7f00\u5339\u914d\u7684\u539f\u5219\u6765\u5339\u914d\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%B7%AF%E7%94%B1%E8%A1%A8%E6%9B%B4%E6%96%B0\"><\/span>\u8def\u7531\u8868\u66f4\u65b0<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E9%80%9A%E8%BF%87%E8%B7%AF%E7%94%B1%E5%91%BD%E4%BB%A4%E6%89%8B%E5%8A%A8%E6%9B%B4%E6%96%B0\"><\/span>\u901a\u8fc7\u8def\u7531\u547d\u4ee4\u624b\u52a8\u66f4\u65b0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u901a\u8fc7route\uff0cip route\u7b49\u547d\u4ee4\u624b\u52a8\u4fee\u6539\u8def\u7531\u8868\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E9%80%9A%E8%BF%87ICMP%E9%87%8D%E5%AE%9A%E5%90%91%E6%9B%B4%E6%96%B0\"><\/span>\u901a\u8fc7ICMP\u91cd\u5b9a\u5411\u66f4\u65b0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E9%80%9A%E8%BF%87%E5%8D%8F%E8%AE%AE%E6%9B%B4%E6%96%B0\"><\/span>\u901a\u8fc7\u534f\u8bae\u66f4\u65b0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5bf9\u4e8e\u5927\u578b\u8def\u7531\u5668\uff0c\u9700\u8981\u901a\u8fc7BGP(Border Gateway Protocol\uff0c\u8fb9\u9645\u7f51\u5173\u534f\u8bae)\uff0cRIP(Routing Information Protocol\uff0c\u8def\u7531\u4fe1\u606f\u534f\u8bae)\u3001OSPF\u7b49\u534f\u8bae\u6765\u53d1\u73b0\u548c\u66f4\u65b0\u8def\u7531\u8868\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%B8%B8%E7%94%A8%E8%B7%AF%E7%94%B1%E5%91%BD%E4%BB%A4\"><\/span>\u5e38\u7528\u8def\u7531\u547d\u4ee4<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%9F%A5%E7%9C%8B%E8%B7%AF%E7%94%B1%E8%A1%A8\"><\/span>\u67e5\u770b\u8def\u7531\u8868<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>route -n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"789\" height=\"127\" src=\"https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_route-1.png\" alt=\"\" class=\"wp-image-608\" srcset=\"https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_route-1.png 789w, https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_route-1-300x48.png 300w, https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_route-1-768x124.png 768w, https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_route-1-670x108.png 670w\" sizes=\"auto, (max-width: 789px) 100vw, 789px\" \/><\/figure>\n\n\n\n<p>\u8def\u7531\u8868\u7684\u542b\u4e49\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td><strong>\u5b57\u6bb5<\/strong><\/td><td><strong>\u542b\u4e49<\/strong><\/td><\/tr><tr><td>\u76ee\u6807<\/td><td>\u76ee\u6807\u7f51\u7edc\u6216\u4e3b\u673a<\/td><\/tr><tr><td>\u7f51\u5173<\/td><td>\u7f51\u5173\u5730\u5740\uff0c*\u6216\u80050\u8868\u793a\u76ee\u6807\u548c\u672c\u673a\u5728\u540c\u4e00\u4e2a\u7f51\u7edc\uff0c\u4e0d\u9700\u8981\u8def\u7531<\/td><\/tr><tr><td>\u7f51\u7edc\u63a9\u7801(Genmask)<\/td><td><\/td><\/tr><tr><td>\u6807\u5fd7(Flags)<\/td><td>\u8def\u7531\u9879\u6807\u5fd7\uff1a<br><strong>U<\/strong>(up)\uff0c\u8be5\u8def\u7531\u662f\u6d3b\u52a8\u7684<br><strong>H<\/strong>(host)\uff0c\u8be5\u8def\u7531\u9879\u7684\u76ee\u6807\u662f\u4e00\u53f0\u4e3b\u673a<br><strong>G<\/strong>(gateway)\uff0c\u8be5\u8def\u7531\u9879\u7684\u76ee\u6807\u662f\u7f51\u5173<br><strong>D<\/strong>(dynamically)\uff0c\u8be5\u8def\u7531\u9879\u662f\u7531\u91cd\u5b9a\u5411\u751f\u6210\u7684<br><strong>M<\/strong>(modified)\uff0c\u8be5\u8def\u7531\u9879\u88ab\u91cd\u5b9a\u5411\u4fee\u6539\u8fc7<br><strong>A<\/strong>(installed by addrconf)<br><strong>C<\/strong>(cache)<br><strong>!<\/strong>(reject)<\/td><\/tr><tr><td>Metric<\/td><td>\u6743\u503c\uff0c\u53c8\u79f0\u8def\u7531\u5ea6\u91cf\uff0c\u4e3a0\u65f6\u8868\u793a\u5904\u4e8e\u540c\u4e00\u4e2a\u7f51\u7edc\uff0c\u5927\u4e8e0\u65f6\u8868\u793a\u662f\u4e00\u4e2a\u5916\u90e8\u7f51\u7edc\u5730\u5740\u3002\u5ea6\u91cf\u53ef\u80fd\u5305\u542b\u4e86\u5e26\u5bbd\u3001\u5ef6\u8fdf\u3001\u7ecf\u8fc7\u8282\u70b9\u6570\u3001\u8def\u5f84\u6210\u672c\u3001\u8d1f\u8f7d\u3001\u6700\u5927\u4f20\u8f93\u6210\u672c\u3001\u53ef\u9760\u6027\u53ca\u4f20\u8f93\u6210\u672c\u7b49\u3002<\/td><\/tr><tr><td>Ref<\/td><td>\u8def\u7531\u9879\u88ab\u5f15\u7528\u7684\u6b21\u6570(Linux\u672a\u4f7f\u7528)<\/td><\/tr><tr><td>Use<\/td><td>\u8be5\u8def\u7531\u9879\u88ab\u4f7f\u7528\u7684\u6b21\u6570<\/td><\/tr><tr><td>Iface<\/td><td>\u8be5\u8def\u7531\u9879\u5bf9\u5e94\u7684\u8f93\u51fa\u7f51\u5361\u63a5\u53e3\u3002\u5982\u679cIP\u6570\u636e\u5305\u662f\u7531\u672c\u673a\u4ea7\u751f\u7684\uff0c\u90a3\u4e48\u8fd9\u4e2a\u7f51\u5361\u63a5\u53e3\u4e5f\u5c06\u51b3\u5b9a\u8fd9\u4e2aIP\u6570\u636e\u5305\u7684\u6e90\u5730\u5740\u3002<\/td><\/tr><tr><td><\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u4e0a\u9762\u8def\u7531\u8868\u7684\u7b2c\u4e00\u6761\u7684\u76ee\u6807\u5730\u5740\u662fdefault\uff0c\u5373\u9ed8\u8ba4\u8def\u7531\u9879\u3002\u9ed8\u8ba4\u7f51\u5173\u8def\u7531\u9879\u7684\u7f51\u7edc\u63a9\u7801\u5fc5\u987b\u662f0.0.0.0\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>netstat -nr<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"806\" height=\"131\" src=\"https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_netstat.png\" alt=\"\" class=\"wp-image-606\" srcset=\"https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_netstat.png 806w, https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_netstat-300x49.png 300w, https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_netstat-768x125.png 768w, https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_netstat-670x109.png 670w\" sizes=\"auto, (max-width: 806px) 100vw, 806px\" \/><\/figure>\n\n\n\n<pre class=\"wp-block-code\"><code>ip route<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"747\" height=\"95\" src=\"https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_ip_route.png\" alt=\"\" class=\"wp-image-611\" srcset=\"https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_ip_route.png 747w, https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_ip_route-300x38.png 300w, https:\/\/blog.cauchyschwarz.com\/wp-content\/uploads\/2021\/11\/show_route_table_ip_route-670x85.png 670w\" sizes=\"auto, (max-width: 747px) 100vw, 747px\" \/><\/figure>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"IP%E8%BD%AC%E5%8F%91\"><\/span>IP\u8f6c\u53d1<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p>\u53ef\u4ee5\u5c06\u4e00\u53f0linux\u673a\u5668\u8bbe\u7f6e\u4e3a\u8def\u7531\u5668\uff0c\u8ba9\u5176\u4e2d\u8f6c\u8be5\u673a\u5668\u4e0a\u7684\u591a\u4e2a\u7f51\u5361\u4e4b\u95f4\u7684\u6d41\u91cf\u3002<\/p>\n\n\n\n<p>1. \u9996\u5148\u9700\u8981\u6253\u5f00\u8be5Linux\u673a\u5668\u7684IP\u8f6c\u53d1\u529f\u80fd\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>echo 1 &gt; \/proc\/sys\/net\/ipv4\/ip_forward<\/code><\/pre>\n\n\n\n<p>2.\u5047\u8bbe\u673a\u5668\u4e0a\u6709eth0\u548ceth1\u4e24\u4e2a\u7f51\u5361\uff0c\u5206\u522b\u4f4d\u4e8e\u4e24\u4e2a\u4e0d\u540c\u7684\u7f51\u6bb5192.168.0.0\/24\u548c192.168.1.0\/24\uff0c\u6211\u4eec\u60f3\u8981\u5141\u8bb8\u6765\u81ea192.168.0.0\/24\u7684\u6d41\u91cf\u8f6c\u53d1\u5230192.168.1.0\/24\uff0c\u6765\u81ea192.168.1.0\/24\u7684\u6d41\u91cf\u8f6c\u53d1\u5230192.168.0.0\/24\uff0c\u90a3\u4e48\u6211\u4eec\u9700\u8981\u5728iptables\u4e2d\u6dfb\u52a0\u89c4\u5219\u5141\u8bb8\u8fd9\u79cd\u6d41\u91cf\u7684\u8f6c\u53d1 (\u56e0\u4e3aiptables\u9ed8\u8ba4\u662f\u62d2\u7edd\u8fd9\u79cd\u8f6c\u53d1\u7684)<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>iptables -I FORWARD -i eth0 -o eth1 -j ACCEPT\niptables -I FORWARD -i eth1 -o eth0 -j ACCEPT<\/code><\/pre>\n\n\n\n<p>3.\u8fd8\u9700\u8981\u8bbe\u7f6e\u8def\u7531\u8868\uff0c\u544a\u8bc9Linux\u8981\u600e\u4e48\u8f6c\u53d1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>route add -net 192.168.0.0 netmask 255.255.255.0 dev eth1\nroute add -net 192.168.1.0 netmask 255.255.255.0 dev eth0<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u8def\u7531\u7684\u5de5\u4f5c\u539f\u7406 \u9996\u5148\u5982\u679c\u76ee\u6807IP\u5730\u5740\u662f\u548c\u672c\u673a\u662f\u76f4\u63a5\u76f8\u8fde\u7684(\u6bd4\u5982\u901a\u8fc7point-to-point\u8fde\u63a5)\uff0c\u6216\u8005\u76ee\u6807IP\u5730\u5740\u4e0e\u672c\u673a\u5904\u4e8e\u540c\u4e00\u4e2a\u7f51\u7edc\/\u7f51\u6bb5(\u6bd4\u5982\u4ee5\u592a\u7f51)\uff0c\u90a3\u4e48\u8fd9\u4e2a\u65f6\u5019\u4e0d\u9700\u8981\u8def\u7531\u5668\uff0c\u53ef\u4ee5\u76f4\u63a5\u5c06\u6570\u636e&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[57,56],"class_list":["post-603","post","type-post","status-publish","format-standard","hentry","category-10","tag-linux","tag-tcp-ip"],"_links":{"self":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/603","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=603"}],"version-history":[{"count":10,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/603\/revisions"}],"predecessor-version":[{"id":634,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/603\/revisions\/634"}],"wp:attachment":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=603"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}