{"id":10438,"date":"2023-01-29T10:26:25","date_gmt":"2023-01-29T02:26:25","guid":{"rendered":"https:\/\/blog.pfchina.org\/?p=10438"},"modified":"2024-03-05T10:35:51","modified_gmt":"2024-03-05T02:35:51","slug":"pfsense%e7%9a%84openvpn-dco%e5%8a%9f%e8%83%bd%e4%bb%8b%e7%bb%8d","status":"publish","type":"post","link":"https:\/\/blog.pfchina.org\/?p=10438","title":{"rendered":"OpenVPN DCO\u529f\u80fd\u4ecb\u7ecd"},"content":{"rendered":"<p>OpenVPN \u6570\u636e\u901a\u9053\u5378\u8f7d (DCO) 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\u65f6\uff0c\u6027\u80fd\u6539\u8fdb\u4ecd\u7136\u5f88\u660e\u663e\uff0c\u5982\u679c\u4e24\u4e2a\u7aef\u70b9\u4e0a\u90fd\u652f\u6301DCO\uff0c\u90a3\u4e48\u6548\u679c\u4f1a\u66f4\u52a0\u660e\u663e\u3002<\/p>\n<h2>DCO\u5e94\u7528\u9650\u5236<\/h2>\n<\/div>\n<div>\n<p>\u867d\u7136\u5728\u5f00\u53d1\u671f\u95f4\u8fdb\u884c\u4e86\u5f88\u591a\u6d4b\u8bd5\uff0c\u4f46\u4ecd\u7136\u5b58\u5728\u4e0d\u7a33\u5b9a\u7684\u53ef\u80fd\u6027\u3002\u4e00\u4e9bOpenVPN\u529f\u80fd\u548c\u4f7f\u7528\u65b9\u6cd5\u4e0eDCO\u4e0d\u517c\u5bb9\u3002OpenVPN DCO\u5728FreeBSD\/pfSense\u4e0a\u4f7f\u7528\u5b58\u5728\u4ee5\u4e0b\u4e00\u4e9b\u9650\u5236\uff1a<\/p>\n<\/div>\n<div id=\"limitations\">\n<ul>\n<li>\u52a0\u5bc6\u4ec5\u9650AES-256-GCM\u3002\u672a\u6765\u5c06\u652f\u6301\u5176\u4ed6AEAD \u5bc6\u7801\uff0c\u5982 ChaCha20-Poly1305\u3002<\/li>\n<li>DCO\u652f\u6301\u9700\u8981\u57fa\u4e8e TLS \u7684\u96a7\u9053\uff0c\u5982SSL\/TLS\u3001SSL\/TLS+User Auth\u6216User Auth\u3002<\/li>\n<li>DCO\u652f\u6301\u4ec5\u5b58\u5728\u4e8e\u4ecd\u5728\u5f00\u53d1\u4e2d\u7684 OpenVPN 2.6.0 \u4e2d\u3002<\/li>\n<li>DCO\u8fd8\u4e0d\u80fd\u5728OpenVPN ( iroute) \u4e2d\u4f7f\u7528\u5185\u90e8\u8def\u7531\u3002\u8fd9\u610f\u5473\u7740\u867d\u7136\u8fdc\u7a0b\u8bbf\u95ee\u7684\u5b9e\u4f8b\u6709\u6548\uff0c\u6bcf\u4e2a\u670d\u52a1\u5668\u5355\u4e2a\u5ba2\u6237\u7aef\u7684\u7ad9\u70b9\u5230\u7ad9\u70b9\u8bbe\u7f6e\u6709\u6548\uff0c\u4f46\u5b83\u8fd8\u4e0d\u80fd\u5728\u9700\u8981 LAN \u5230 LAN \u8def\u7531\u7684\u5355\u4e2a\u670d\u52a1\u5668\u4e0a\u4f7f\u7528\u591a\u4e2a\u7ad9\u70b9\u5230\u7ad9\u70b9\u5ba2\u6237\u7aef\u3002<\/li>\n<li>\/30\u5bf9\u7b49\u96a7\u9053\uff08\u4e00\u53f0\u670d\u52a1\u5668\u4e0e\u4e00\u4e2a\u5ba2\u6237\u7aef\uff09\u4f7f\u7528\u4e00\u4e2a\u6216\u66f4\u5c0f\u7684\u96a7\u9053\u7f51\u7edc\u4e0eDCO 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id=\"dco-and-routing\">\n<h2>DCO\u548c\u8def\u7531<\/h2>\n<p>DCO\u76ee\u524d\u4e0d\u652f\u6301\u6765\u81ea\u5355\u4e2a\u670d\u52a1\u5668\u4e0a\u591a\u4e2a\u7ad9\u70b9\u5230\u7ad9\u70b9\u5ba2\u6237\u7aef\u7684\u7279\u5b9a\u4e8e\u5ba2\u6237\u7aef\u7684\u8986\u76d6\uff08\u5373 iroute\uff09\u7684\u5185\u90e8\u8def\u7531\uff0c\u4f46\u5b83\u652f\u6301\u901a\u5e38\u4f1a\u88ab\u975e DCO OpenVPN\u5ffd\u7565\u7684\u5185\u6838\u8def\u7531\u76ee\u6807\u3002<\/p>\n<p>\u5728\u8986\u76d6\u4e2d\u5206\u914d\u5ba2\u6237\u7aef\u9759\u6001\u5730\u5740\u540e\uff0c\u7136\u540e\u5728OpenVPN \u81ea\u5b9a\u4e49\u9009\u9879\u4e2d\u8bbe\u7f6e\u81ea\u5b9a\u4e49\u8def\u7531\uff0c\u5e76\u5b9a\u4e49\u5b8c\u6574\u7684\u76ee\u7684\u5730\uff0c\u751a\u81f3\u8bbe\u7f6e FRR \u5e76\u901a\u8fc7 BGP \u4ea4\u6362\u8def\u7531\u3002<\/p>\n<\/div>\n<div id=\"dco-and-hardware-cryptographic-acceleration\">\n<h2>DCO\u548c\u786c\u4ef6\u52a0\u5bc6\u52a0\u901f<\/h2>\n<p>\u4e3a\u83b7\u5f97\u6700\u4f73\u6027\u80fd\uff0c\u8bf7\u786e\u4fdd\u5b58\u5728\u5e76\u542f\u7528\u786c\u4ef6\u52a0\u5bc6\u52a0\u901f\u5668\u3002QAT\u53ef\u4ee5\u4e3aAES-256-GCM \u63d0\u4f9b\u6700\u9ad8\u6027\u80fd\u3002\u5982\u679c\u786c\u4ef6\u652f\u6301QAT\uff0c\u8bf7\u542f\u7528QAT\u3002<\/p>\n<p>\u5982\u679c\u786c\u4ef6\u4e0d\u652f\u6301QAT\u4f46\u652f\u6301AES-NI\uff0c\u8bf7\u786e\u4fdd\u52a0\u8f7dAES-NI\u5185\u6838\u6a21\u5757\u4ee5\u83b7\u5f97AES-256-GCM \u7684\u6700\u4f73\u6027\u80fd\u3002\u5c3d\u7ba1OpenSSL\u53ef\u4ee5\u5728\u4e0d\u52a0\u8f7d\u6a21\u5757\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528AES-NI\uff0c\u4f46\u5728\u8be5\u72b6\u6001\u4e0b\u6027\u80fd\u5f88\u5dee\uff0c\u751a\u81f3\u6bd4\u7981\u7528DCO\u65f6\u8fd8\u8981\u6162\u3002<\/p>\n<div>\n<p>\u867d\u7136pfSense Plus\u7684\u540e\u7eed\u7248\u672c\u5c06\u652f\u6301\u5e26\u6709OpenVPN DCO\u7684ChaCha20-Poly1305\uff0c\u4f46 AES-NI\u548cQAT\u76ee\u524d\u90fd\u4e0d\u80fd\u52a0\u901fChaCha20-Poly1305\u3002\u4e00\u4e9b\u8f83\u65b0\u7684QAT\u786c\u4ef6\u53ef\u80fd\u80fd\u591f\u52a0\u901f ChaCha20-Poly1305\uff0c\u5f53\u524d\u7684 QAT \u9a71\u52a8\u7a0b\u5e8f\u8fd8\u4e0d\u5305\u62ec\u5bf9\u8be5\u52a0\u5bc6\u7b97\u6cd5\u7684\u652f\u6301\u3002<\/p>\n<div>\n<h2>\u4f7f\u7528 OpenVPN DCO<\/h2>\n<\/div>\n<div id=\"using-openvpn-dco\">\n<p>DCO\u652f\u6301\u662f\u6bcf\u4e2a\u96a7\u9053\u7684\u9009\u9879\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e0d\u4f1a\u4e3a\u65b0\u7684\u6216\u5347\u7ea7\u7684\u96a7\u9053\u81ea\u52a8\u542f\u7528\u3002\u73b0\u6709\u96a7\u9053\u5c06\u7ee7\u7eed\u50cf\u8fc7\u53bb\u4e00\u6837\u53d1\u6325\u4f5c\u7528\u3002<\/p>\n<p>\u5728OpenVPN\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u5b9e\u4f8b\u4e0a\u9009\u4e2dDCO\u9009\u9879\uff0c\u5c31\u53ef\u4ee5\u4e3a\u65b0\u7684\u548c\u73b0\u6709\u7684\u96a7\u9053\u542f\u7528 DCO\u3002\u5f53\u524d\u7684\u6700\u4f73\u505a\u6cd5\u662f\u4f7f\u7528DCO\u521b\u5efa\u4e00\u4e2a\u65b0\u96a7\u9053\uff0c\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u73b0\u6709\u5ba2\u6237\u7aef\u51fa\u73b0\u95ee\u9898\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<p>\u76f8\u5173\u6587\u7ae0\uff1a<\/p>\n<ul>\n<li><a class=\"post-title\" href=\"https:\/\/blog.pfchina.org\/?p=12152\">OpenVPN DCO\u5b58\u5728\u7684\u95ee\u9898<\/a><\/li>\n<li><a class=\"post-title\" href=\"https:\/\/blog.pfchina.org\/?p=8971\">OpenVPN\u6570\u636e\u901a\u9053\u5378\u8f7d(DCO)<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>OpenVPN \u6570\u636e\u901a\u9053\u5378\u8f7d (DCO) \u5728\u5904\u7406\u52a0\u5bc6\u7684OpenVPN\u6570\u636e\u65f6\u901a\u8fc7\u51cf &hellip; <a href=\"https:\/\/blog.pfchina.org\/?p=10438\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[406],"class_list":["post-10438","post","type-post","status-publish","format-standard","hentry","category-pfsense","tag-dco"],"_links":{"self":[{"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/posts\/10438","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10438"}],"version-history":[{"count":3,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/posts\/10438\/revisions"}],"predecessor-version":[{"id":12167,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=\/wp\/v2\/posts\/10438\/revisions\/12167"}],"wp:attachment":[{"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10438"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10438"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.pfchina.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10438"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}