{"id":585,"date":"2025-11-04T16:56:28","date_gmt":"2025-11-04T08:56:28","guid":{"rendered":"https:\/\/telaker.cn\/?p=585"},"modified":"2025-11-07T18:58:47","modified_gmt":"2025-11-07T10:58:47","slug":"wireguard-note","status":"publish","type":"post","link":"https:\/\/telaker.cn\/index.php\/2025\/11\/04\/wireguard-note\/","title":{"rendered":"wireguard\u7b14\u8bb0"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u524d\u8a00<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u5e76\u4e0d\u662f\u7a0b\u5e8f\u5458\uff0c\u4e5f\u4e0d\u662f\u7f51\u7edc\u5de5\u7a0b\u5e08\uff0c\u53ea\u662f\u4e00\u4e2a\u559c\u6b22\u52a8\u624b\u6298\u817e\u7684\u666e\u901a\u7528\u6237\u3002<br>\u4e4b\u6240\u4ee5\u60f3\u642d\u4e00\u4e2a WireGuard\uff0c\u6700\u521d\u7684\u539f\u56e0\u5f88\u7b80\u5355\uff1a\u51fa\u95e8\u5728\u5916\u65f6\uff0c\u5e0c\u671b\u80fd\u5b89\u5168\u5730\u8bbf\u95ee\u5bb6\u91cc\u7684 NAS\u3001\u6444\u50cf\u5934\uff0c\u6216\u8005\u8ba9\u624b\u673a\u6d41\u91cf\u8d70\u5bb6\u91cc\u7684\u7f51\u7edc\u2014\u2014\u65e2\u4e3a\u4e86\u9690\u79c1\uff0c\u4e5f\u4e3a\u4e86\u65b9\u4fbf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f51\u4e0a\u5173\u4e8e WireGuard \u7684\u6559\u7a0b\u5f88\u591a\uff0c\u4f46\u8981\u4e48\u592a\u7b80\u7565\uff0c\u8df3\u8fc7\u5173\u952e\u7ec6\u8282\uff1b\u8981\u4e48\u9ed8\u8ba4\u8bfb\u8005\u5df2\u7ecf\u61c2 iptables\u3001NAT\u3001MTU \u8fd9\u4e9b\u6982\u5ff5\uff0c\u8ba9\u6211\u8fd9\u79cd\u534a\u8def\u51fa\u5bb6\u7684\u4eba\u770b\u5f97\u4e00\u5934\u96fe\u6c34\u3002\u4e8e\u662f\uff0c\u6211\u51b3\u5b9a\u628a\u81ea\u5df1\u4ece\u96f6\u5f00\u59cb\u6478\u7d22\u7684\u8fc7\u7a0b\u5b8c\u6574\u8bb0\u4e0b\u6765\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728\u6811\u8393\u6d3e\u4e0a\u600e\u4e48\u5b89\u88c5\uff1f<\/li>\n\n\n\n<li>\u914d\u7f6e\u6587\u4ef6\u6bcf\u884c\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/li>\n\n\n\n<li>\u4e3a\u4ec0\u4e48\u8fde\u4e0a\u4e86\u5374\u4e0a\u4e0d\u4e86\u7f51\uff1f<\/li>\n\n\n\n<li>IPv6 \u600e\u4e48\u4e00\u8d77\u914d\uff1f<\/li>\n\n\n\n<li>\u51fa\u9519\u4e86\u8be5\u600e\u4e48\u4e00\u6b65\u6b65\u6392\u67e5\uff1f<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u7bc7\u6587\u7ae0\u6ca1\u6709\u9ad8\u6df1\u7406\u8bba\uff0c\u53ea\u6709\u6211\u5728\u5b9e\u8df5\u4e2d\u8e29\u8fc7\u7684\u5751\u3001\u9a8c\u8bc1\u6709\u6548\u7684\u914d\u7f6e\uff0c\u4ee5\u53ca\u6700\u7ec8\u8ba9\u5b83\u7a33\u5b9a\u8dd1\u8d77\u6765\u7684\u7ecf\u9a8c\u3002\u5982\u679c\u4f60\u548c\u6211\u4e00\u6837\uff0c\u53ea\u662f\u60f3\u4e3a\u81ea\u5df1\u642d\u4e00\u4e2a\u7b80\u5355\u3001\u5b89\u5168\u3001\u80fd\u7528\u7684\u79c1\u4eba\u7f51\u7edc\u901a\u9053\uff0c\u5e0c\u671b\u8fd9\u4efd\u7b14\u8bb0\u80fd\u5e2e\u4f60\u5c11\u8d70\u4e9b\u5f2f\u8def\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8ba1\u7b97\u673a\u7f51\u7edc\u67b6\u6784\u7406\u8bba \u2014\u2014 \u5206\u5c42\u6a21\u578b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u964d\u4f4e\u590d\u6742\u6027\uff0c\u7f51\u7edc\u8bbe\u8ba1\u666e\u904d\u91c7\u7528\u201c\u5206\u800c\u6cbb\u4e4b\u201d\u7684\u601d\u60f3\uff0c\u5c06\u5e9e\u5927\u7684\u901a\u4fe1\u8fc7\u7a0b\u5212\u5206\u4e3a\u591a\u4e2a\u660e\u786e\u5b9a\u4e49\u7684\u5c42\u7ea7\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">OSI \u4e03\u5c42\u53c2\u8003\u6a21\u578b\uff08\u7406\u8bba\u6a21\u578b\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u4e00\u4e2a\u7406\u8bba\u4e0a\u7684\u6807\u51c6\u6846\u67b6\uff0c\u5b9a\u4e49\u4e86\u7f51\u7edc\u529f\u80fd\u7684\u4e03\u4e2a\u5c42\u6b21\u3002\u867d\u7136\u5b9e\u9645\u4e2d\u5e76\u672a\u5b8c\u5168\u5b9e\u73b0\uff0c\u4f46\u5176\u601d\u60f3\u6781\u5177\u5f71\u54cd\u529b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5c42\u7ea7<\/th><th>\u540d\u79f0<\/th><th>\u529f\u80fd\u7b80\u4ecb<\/th><th>\u534f\u8bae\u6570\u636e\u5355\u5143<\/th><th>\u4e3e\u4f8b<\/th><\/tr><\/thead><tbody><tr><td>7<\/td><td>\u5e94\u7528\u5c42<\/td><td>\u4e3a\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u7f51\u7edc\u670d\u52a1\u63a5\u53e3<\/td><td>\u62a5\u6587\/\u6d88\u606f<\/td><td>HTTP, FTP, SMTP<\/td><\/tr><tr><td>6<\/td><td>\u8868\u793a\u5c42<\/td><td>\u6570\u636e\u683c\u5f0f\u8f6c\u6362\u3001\u52a0\u5bc6\u89e3\u5bc6<\/td><td>\u62a5\u6587\/\u6d88\u606f<\/td><td>JPEG, MPEG, SSL\/TLS\uff08\u90e8\u5206\uff09<\/td><\/tr><tr><td>5<\/td><td>\u4f1a\u8bdd\u5c42<\/td><td>\u5efa\u7acb\u3001\u7ba1\u7406\u548c\u7ec8\u6b62\u4f1a\u8bdd<\/td><td>\u62a5\u6587\/\u6d88\u606f<\/td><td>RPC, PPTP\uff08\u73b0\u5df2\u4e0d\u5e38\u89c1\uff09<\/td><\/tr><tr><td>4<\/td><td>\u4f20\u8f93\u5c42<\/td><td>\u7aef\u5230\u7aef\u7684\u8fde\u63a5\u3001\u53ef\u9760\u6027\u3001\u6d41\u91cf\u63a7\u5236<\/td><td>\u6bb5\uff08TCP\uff09\/\u6570\u636e\u62a5\uff08UDP\uff09<\/td><td>TCP, UDP<\/td><\/tr><tr><td>3<\/td><td>\u7f51\u7edc\u5c42<\/td><td>\u903b\u8f91\u5bfb\u5740\u3001\u8def\u7531\u9009\u62e9\uff08\u8de8\u7f51\u7edc\uff09<\/td><td>\u5206\u7ec4\/\u5305<\/td><td>IP, ICMP, \u8def\u7531\u5668<\/td><\/tr><tr><td>2<\/td><td>\u6570\u636e\u94fe\u8def\u5c42<\/td><td>\u4ecb\u8d28\u8bbf\u95ee\u3001\u7269\u7406\u5bfb\u5740\uff08MAC\uff09\u3001\u5dee\u9519\u6821\u9a8c<\/td><td>\u5e27<\/td><td>Ethernet, PPP, \u4ea4\u6362\u673a<\/td><\/tr><tr><td>1<\/td><td>\u7269\u7406\u5c42<\/td><td>\u6bd4\u7279\u6d41\u5728\u7269\u7406\u4ecb\u8d28\u4e0a\u7684\u4f20\u8f93<\/td><td>\u6bd4\u7279<\/td><td>\u53cc\u7ede\u7ebf\u3001\u5149\u7ea4\u3001\u65e0\u7ebf\u7535\u6ce2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u601d\u60f3<\/strong>\uff1a\u6bcf\u4e00\u5c42\u4e3a\u5176\u4e0a\u4e00\u5c42\u63d0\u4f9b\u670d\u52a1\uff0c\u5e76\u4f7f\u7528\u5176\u4e0b\u4e00\u5c42\u63d0\u4f9b\u7684\u670d\u52a1\u3002\u53d1\u9001\u65b9\u6570\u636e\u4ece\u9ad8\u5c42\u5230\u4f4e\u5c42\u201c\u5c01\u88c5\u201d\uff0c\u63a5\u6536\u65b9\u5219\u4ece\u4f4e\u5c42\u5230\u9ad8\u5c42\u201c\u89e3\u5c01\u88c5\u201d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">TCP\/IP \u56db\u5c42\u6a21\u578b\uff08\u5b9e\u9645\u67b6\u6784\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u4e92\u8054\u7f51\u5b9e\u9645\u4f7f\u7528\u7684\u3001\u66f4\u7b80\u6d01\u7684\u67b6\u6784\u6a21\u578b\u3002\u5b83\u5e38\u88ab\u770b\u4f5c\u662fOSI\u6a21\u578b\u7684\u6d53\u7f29\u548c\u5b9e\u8df5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>TCP\/IP \u5c42\u7ea7<\/th><th>\u5bf9\u5e94 OSI \u5c42\u7ea7<\/th><th>\u6838\u5fc3\u534f\u8bae<\/th><th>\u529f\u80fd<\/th><\/tr><\/thead><tbody><tr><td>\u5e94\u7528\u5c42<\/td><td>\u5e94\u7528\u5c42\u3001\u8868\u793a\u5c42\u3001\u4f1a\u8bdd\u5c42<\/td><td>HTTP, FTP, DNS, SMTP<\/td><td>\u5904\u7406\u9ad8\u7ea7\u522b\u7684\u901a\u4fe1\u4efb\u52a1<\/td><\/tr><tr><td>\u4f20\u8f93\u5c42<\/td><td>\u4f20\u8f93\u5c42<\/td><td>TCP, UDP<\/td><td>\u8fdb\u7a0b\u5230\u8fdb\u7a0b\u7684\u901a\u4fe1\u3001\u53ef\u9760\u6027<\/td><\/tr><tr><td>\u7f51\u7edc\u5c42\uff08\u7f51\u9645\u5c42\uff09<\/td><td>\u7f51\u7edc\u5c42<\/td><td>IP, ICMP, ARP<\/td><td>\u4e3b\u673a\u5230\u4e3b\u673a\u7684\u901a\u4fe1\u3001\u8def\u7531<\/td><\/tr><tr><td>\u7f51\u7edc\u63a5\u53e3\u5c42<\/td><td>\u6570\u636e\u94fe\u8def\u5c42\u3001\u7269\u7406\u5c42<\/td><td>Ethernet, WiFi, PPP<\/td><td>\u5728\u672c\u5730\u7f51\u7edc\u94fe\u8def\u4e0a\u4f20\u8f93\u6570\u636e<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">iptables \u9632\u706b\u5899\u77e5\u8bc6<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b2c\u4e00\u90e8\u5206\uff1a\u6838\u5fc3\u6982\u5ff5 &#8211; \u201c\u56db\u8868\u4e94\u94fe\u201d\u4e0e\u6570\u636e\u5305\u6d41\u5411<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u7406\u89e3 iptables \u7684\u57fa\u77f3\uff0c\u5fc5\u987b\u9996\u5148\u638c\u63e1\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u4e94\u94fe &#8211; \u6570\u636e\u5305\u7684\u4e94\u4e2a\u201c\u68c0\u67e5\u70b9\u201d<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u94fe\u662f\u89c4\u5219\u7684\u96c6\u5408\u3002\u6570\u636e\u5305\u7ecf\u8fc7\u8fd9\u4e9b\u68c0\u67e5\u70b9\u65f6\uff0c\u4f1a\u6309\u987a\u5e8f\u5339\u914d\u94fe\u4e2d\u7684\u89c4\u5219\uff0c\u4ee5\u51b3\u5b9a\u5176\u547d\u8fd0\uff08\u653e\u884c\u3001\u4e22\u5f03\u3001\u4fee\u6539\u7b49\uff09\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>PREROUTING\u94fe<\/strong>\uff1a\u6570\u636e\u5305\u521a\u8fdb\u5165\u7f51\u7edc\u63a5\u53e3\uff0c<strong>\u5728\u8def\u7531\u51b3\u7b56\u4e4b\u524d<\/strong>\u3002\u5e38\u7528\u4e8e\u4fee\u6539\u76ee\u6807\u5730\u5740\uff08DNAT\uff09\u3002<\/li>\n\n\n\n<li><strong>INPUT\u94fe<\/strong>\uff1a\u6570\u636e\u5305\u7684\u76ee\u6807\u5730\u5740\u662f<strong>\u672c\u673a<\/strong>\uff08\u4f8b\u5982\uff0c\u6709\u4eba\u8bbf\u95ee\u672c\u673a\u7684Web\u670d\u52a1\uff09\u3002<\/li>\n\n\n\n<li><strong>FORWARD\u94fe<\/strong>\uff1a\u6570\u636e\u5305\u7684\u76ee\u6807\u5730\u5740\u662f<strong>\u5176\u4ed6\u673a\u5668<\/strong>\uff0c\u672c\u673a\u5145\u5f53\u8def\u7531\u5668\/\u7f51\u5173\uff0c\u9700\u8981\u8f6c\u53d1\u5b83\u3002<\/li>\n\n\n\n<li><strong>OUTPUT\u94fe<\/strong>\uff1a\u6570\u636e\u5305\u7531<strong>\u672c\u673a\u8fdb\u7a0b\u4ea7\u751f<\/strong>\uff0c\u6b63\u8981\u53d1\u9001\u51fa\u53bb\u3002<\/li>\n\n\n\n<li><strong>POSTROUTING\u94fe<\/strong>\uff1a\u6570\u636e\u5305\u5373\u5c06\u79bb\u5f00\u7f51\u7edc\u63a5\u53e3\uff0c<strong>\u5728\u8def\u7531\u51b3\u7b56\u4e4b\u540e<\/strong>\u3002\u5e38\u7528\u4e8e\u4fee\u6539\u6e90\u5730\u5740\uff08SNAT\/Masquerade\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u56db\u8868 &#8211; \u89c4\u5219\u7684\u4e0d\u540c\u201c\u529f\u80fd\u7c7b\u522b\u201d<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u662f\u89c4\u5219\u7684\u5206\u7c7b\uff0c\u6bcf\u4e2a\u8868\u7528\u4e8e\u5b9e\u73b0\u4e0d\u540c\u7684\u529f\u80fd\u3002\u94fe\u4e2d\u5305\u542b\u7740\u5c5e\u4e8e\u4e0d\u540c\u8868\u7684\u89c4\u5219\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>filter\u8868<\/strong>\uff1a\u8d1f\u8d23<strong>\u8fc7\u6ee4<\/strong>\u6570\u636e\u5305\uff08\u653e\u884c\u3001\u4e22\u5f03\u3001\u62d2\u7edd\uff09\u3002\u6700\u5e38\u7528\u7684\u8868\u3002<\/li>\n\n\n\n<li><strong>nat\u8868<\/strong>\uff1a\u8d1f\u8d23<strong>\u7f51\u7edc\u5730\u5740\u8f6c\u6362<\/strong>\uff08\u4f8b\u5982\uff0c\u7aef\u53e3\u8f6c\u53d1\u3001\u5171\u4eab\u4e0a\u7f51\uff09\u3002<\/li>\n\n\n\n<li><strong>mangle\u8868<\/strong>\uff1a\u8d1f\u8d23<strong>\u4fee\u6539<\/strong>\u6570\u636e\u5305\u7684\u5934\u4fe1\u606f\uff08\u5982TTL\u3001TOS\u6807\u8bb0\u7b49\uff09\u3002\u7528\u4e8e\u9ad8\u7ea7\u64cd\u4f5c\u3002<\/li>\n\n\n\n<li><strong>raw\u8868<\/strong>\uff1a\u8d1f\u8d23<strong>\u8fde\u63a5\u8ddf\u8e2a<\/strong>\u673a\u5236\u524d\u7684\u6570\u636e\u5305\u5904\u7406\u3002\u7528\u4e8e\u8c41\u514d\u67d0\u4e9b\u8fde\u63a5\u4e0d\u88ab\u8ddf\u8e2a\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5173\u952e\u8bb0\u5fc6\u70b9<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e00\u4e2a\u6570\u636e\u5305\u4e0d\u4f1a\u7ecf\u8fc7\u6240\u6709\u94fe\u3002<\/li>\n\n\n\n<li><code>PREROUTING<\/code>\u548c&nbsp;<code>POSTROUTING<\/code>\u662f\u201c\u7ed5\u57ce\u9ad8\u901f\u201d\uff0c\u5904\u7406\u8def\u8fc7\u6216\u9700\u8981\u5730\u5740\u8f6c\u6362\u7684\u5305\u3002<\/li>\n\n\n\n<li><code>INPUT<\/code>\u548c&nbsp;<code>OUTPUT<\/code>\u662f\u201c\u5e02\u533a\u9053\u8def\u201d\uff0c\u5904\u7406\u672c\u673a\u6536\u53d1\u7684\u5305\u3002<\/li>\n\n\n\n<li><code>FORWARD<\/code>\u662f\u201c\u8fc7\u5883\u901a\u9053\u201d\uff0c\u5904\u7406\u7531\u672c\u673a\u8f6c\u53d1\u7684\u5305\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b2c\u4e8c\u90e8\u5206\uff1a\u57fa\u672c\u547d\u4ee4\u8bed\u6cd5\u4e0e\u5e38\u7528\u53c2\u6570<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u57fa\u672c\u8bed\u6cd5\u7ed3\u6784<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>iptables &#91;-t \u8868\u540d] \u547d\u4ee4\u9009\u9879 &#91;\u94fe\u540d] &#91;\u5339\u914d\u6761\u4ef6] -j \u76ee\u6807\u52a8\u4f5c<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>-t \u8868\u540d<\/code><\/strong>\uff1a\u6307\u5b9a\u64cd\u4f5c\u7684\u8868\uff08\u5982&nbsp;<code>filter<\/code>,&nbsp;<code>nat<\/code>\uff09\u3002\u7701\u7565\u65f6\u9ed8\u8ba4\u4e3a&nbsp;<code>filter<\/code>\u8868\u3002<\/li>\n\n\n\n<li><strong>\u547d\u4ee4\u9009\u9879<\/strong>\uff1a\u544a\u8bc9 iptables \u8981\u505a\u4ec0\u4e48\uff08\u589e\u3001\u5220\u3001\u6539\u3001\u67e5\u89c4\u5219\uff09\u3002<\/li>\n\n\n\n<li><strong>\u94fe\u540d<\/strong>\uff1a\u6307\u5b9a\u64cd\u4f5c\u7684\u94fe\uff08\u5982&nbsp;<code>INPUT<\/code>,&nbsp;<code>FORWARD<\/code>\uff09\u3002<\/li>\n\n\n\n<li><strong>\u5339\u914d\u6761\u4ef6<\/strong>\uff1a\u6307\u5b9a\u89c4\u5219\u5339\u914d\u6570\u636e\u5305\u7684\u7279\u5f81\uff08\u5982\u534f\u8bae\u3001\u7aef\u53e3\u3001IP\u7b49\uff09\u3002<\/li>\n\n\n\n<li><strong><code>-j \u76ee\u6807\u52a8\u4f5c<\/code><\/strong>\uff1a\u6570\u636e\u5305\u5339\u914d\u89c4\u5219\u540e\u8981\u6267\u884c\u7684\u64cd\u4f5c\uff08\u5982&nbsp;<code>ACCEPT<\/code>,&nbsp;<code>DROP<\/code>\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u5e38\u7528\u547d\u4ee4\u9009\u9879<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>-A<\/code>|&nbsp;<code>--append<\/code><\/strong>\uff1a\u5728\u94fe\u7684<strong>\u672b\u5c3e\u8ffd\u52a0<\/strong>\u4e00\u6761\u89c4\u5219\u3002<code>iptables -A INPUT -s 192.168.1.100 -j ACCEPT<\/code><\/li>\n\n\n\n<li><strong><code>-I<\/code>|&nbsp;<code>--insert<\/code><\/strong>\uff1a\u5728\u94fe\u7684<strong>\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165<\/strong>\u4e00\u6761\u89c4\u5219\uff08\u9ed8\u8ba4\u4e3a\u7b2c1\u6761\uff09\u3002<code>iptables -I INPUT 3 ...<\/code>\uff08\u63d2\u5165\u4e3a\u7b2c3\u6761\uff09<\/li>\n\n\n\n<li><strong><code>-D<\/code>|&nbsp;<code>--delete<\/code><\/strong>\uff1a\u4ece\u94fe\u4e2d<strong>\u5220\u9664<\/strong>\u4e00\u6761\u89c4\u5219\u3002<code>iptables -D INPUT 2<\/code>\uff08\u5220\u9664\u7b2c2\u6761\uff09\u6216&nbsp;<code>iptables -D INPUT -s 192.168.1.100 -j ACCEPT<\/code>\uff08\u6309\u5185\u5bb9\u5220\u9664\uff09<\/li>\n\n\n\n<li><strong><code>-L<\/code>|&nbsp;<code>--list<\/code><\/strong>\uff1a<strong>\u5217\u51fa<\/strong>\u94fe\u4e2d\u7684\u6240\u6709\u89c4\u5219\u3002\n<ul class=\"wp-block-list\">\n<li><code>iptables -L -n -v<\/code>\uff1a<code>-n<\/code>\uff08\u4e0d\u89e3\u6790\u57df\u540d\uff0c\u663e\u793aIP\uff09\uff0c<code>-v<\/code>\uff08\u663e\u793a\u8be6\u7ec6\u4fe1\u606f\uff09\uff0c\u63a8\u8350\u7ec4\u5408\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><code>iptables -L --line-numbers<\/code>\uff1a\u663e\u793a\u89c4\u5219\u7684\u884c\u53f7\uff0c\u4fbf\u4e8e\u5220\u9664\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong><code>-F<\/code>|&nbsp;<code>--flush<\/code><\/strong>\uff1a<strong>\u6e05\u7a7a<\/strong>\u6307\u5b9a\u94fe\u7684\u6240\u6709\u89c4\u5219\uff08\u4e0d\u6307\u5b9a\u94fe\u5219\u6e05\u7a7a\u6240\u6709\u94fe\uff09\u3002<code>iptables -F INPUT<\/code><\/li>\n\n\n\n<li><strong><code>-P<\/code>|&nbsp;<code>--policy<\/code><\/strong>\uff1a\u8bbe\u7f6e\u94fe\u7684<strong>\u9ed8\u8ba4\u7b56\u7565<\/strong>\uff08\u9ed8\u8ba4\u7b56\u7565\u662f\u672a\u88ab\u4efb\u4f55\u89c4\u5219\u5339\u914d\u7684\u6570\u636e\u5305\u7684\u5904\u7406\u65b9\u5f0f\uff09\u3002<code>iptables -P INPUT DROP<\/code>\uff08<strong>\u8b66\u544a\uff1a\u8fdc\u7a0b\u64cd\u4f5c\u65f6\u614e\u7528\uff0c\u53ef\u80fd\u5bfc\u81f4\u65ad\u8fde<\/strong>\uff09<\/li>\n\n\n\n<li><strong><code>-N<\/code>|&nbsp;<code>--new-chain<\/code><\/strong>\uff1a\u521b\u5efa\u4e00\u6761<strong>\u81ea\u5b9a\u4e49\u94fe<\/strong>\u3002<\/li>\n\n\n\n<li><strong><code>-X<\/code>|&nbsp;<code>--delete-chain<\/code><\/strong>\uff1a\u5220\u9664\u4e00\u6761<strong>\u7a7a\u7684\u81ea\u5b9a\u4e49\u94fe<\/strong>\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b2c\u4e09\u90e8\u5206\uff1a\u5404\u79cd\u5339\u914d\u6761\u4ef6\u548c\u52a8\u4f5c<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u5e38\u7528\u5339\u914d\u6761\u4ef6<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u901a\u7528\u5339\u914d<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><code>-p | --protocol<\/code>\uff1a\u534f\u8bae\uff08<code>tcp<\/code>,&nbsp;<code>udp<\/code>,&nbsp;<code>icmp<\/code>,&nbsp;<code>all<\/code>\uff09\u3002<\/li>\n\n\n\n<li><code>-s | --source<\/code>\uff1a\u6e90IP\u5730\u5740\u6216\u7f51\u6bb5\uff08<code>192.168.1.100<\/code>\u6216&nbsp;<code>192.168.1.0\/24<\/code>\uff09\u3002<\/li>\n\n\n\n<li><code>-d | --destination<\/code>\uff1a\u76ee\u6807IP\u5730\u5740\u6216\u7f51\u6bb5\u3002<\/li>\n\n\n\n<li><code>-i | --in-interface<\/code>\uff1a\u6570\u636e\u5305\u8fdb\u5165\u7684\u7f51\u7edc\u63a5\u53e3\uff08\u5982&nbsp;<code>eth0<\/code>,&nbsp;<code>wlan0<\/code>\uff09\u3002\u5e38\u7528\u4e8e&nbsp;<code>INPUT<\/code>,&nbsp;<code>FORWARD<\/code>,&nbsp;<code>PREROUTING<\/code>\u94fe\u3002<\/li>\n\n\n\n<li><code>-o | --out-interface<\/code>\uff1a\u6570\u636e\u5305\u79bb\u5f00\u7684\u7f51\u7edc\u63a5\u53e3\u3002\u5e38\u7528\u4e8e&nbsp;<code>OUTPUT<\/code>,&nbsp;<code>FORWARD<\/code>,&nbsp;<code>POSTROUTING<\/code>\u94fe\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u9690\u542b\u5339\u914d<\/strong>\uff08\u9700\u7528&nbsp;<code>-p<\/code>\u6307\u5b9a\u534f\u8bae\u540e\u81ea\u52a8\u751f\u6548\uff09\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>TCP\/UDP<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><code>--sport | --source-port<\/code>\uff1a\u6e90\u7aef\u53e3\u3002<\/li>\n\n\n\n<li><code>--dport | --destination-port<\/code>\uff1a\u76ee\u6807\u7aef\u53e3\u3002<\/li>\n\n\n\n<li><code>--tcp-flags<\/code>\uff1aTCP\u6807\u5fd7\u4f4d\u5339\u914d\uff08\u7528\u4e8e\u9ad8\u7ea7\u72b6\u6001\u68c0\u6d4b\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>ICMP<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><code>--icmp-type<\/code>\uff1aICMP\u7c7b\u578b\uff08\u5982&nbsp;<code>8<\/code>\u4e3a\u8bf7\u6c42\u56de\u663e<code>ping<\/code>\uff0c<code>0<\/code>\u4e3a\u56de\u663e\u5e94\u7b54\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u663e\u5f0f\u5339\u914d<\/strong>\uff08\u9700\u7528&nbsp;<code>-m<\/code>\u663e\u5f0f\u52a0\u8f7d\u6a21\u5757\uff09\uff1a\n<ul class=\"wp-block-list\">\n<li><code>-m state --state<\/code>\uff1a<strong>\u72b6\u6001\u5339\u914d\uff08\u6781\u5176\u91cd\u8981\uff01\uff09<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u72b6\u6001\u6709\uff1a<code>NEW<\/code>\uff08\u65b0\u8fde\u63a5\uff09\uff0c<code>ESTABLISHED<\/code>\uff08\u5df2\u5efa\u7acb\u7684\u8fde\u63a5\uff09\uff0c<code>RELATED<\/code>\uff08\u76f8\u5173\u7684\u8fde\u63a5\uff0c\u5982FTP\u7684\u6570\u636e\u8fde\u63a5\uff09\uff0c<code>INVALID<\/code>\uff08\u65e0\u6548\u7684\u6570\u636e\u5305\uff09\u3002<\/li>\n\n\n\n<li><code>iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT<\/code>\uff08\u5141\u8bb8\u5df2\u5efa\u7acb\u8fde\u63a5\u53ca\u76f8\u5173\u8fde\u63a5\u901a\u8fc7\uff0c\u8fd9\u662f\u4fdd\u8bc1\u901a\u4fe1\u987a\u7545\u7684\u5173\u952e\u89c4\u5219\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><code>-m multiport<\/code>\uff1a<strong>\u591a\u7aef\u53e3\u5339\u914d<\/strong>\u3002\n<ul class=\"wp-block-list\">\n<li><code>--dports 22,80,443<\/code>\uff08\u5339\u914d\u76ee\u6807\u7aef\u53e322\uff0c80\uff0c443\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><code>-m limit<\/code>\uff1a<strong>\u9650\u5236\u5339\u914d\u901f\u7387<\/strong>\uff0c\u7528\u4e8e\u9650\u5236\u65e5\u5fd7\u8bb0\u5f55\uff0c\u9632\u6b62\u65e5\u5fd7\u7206\u6ee1\u3002\n<ul class=\"wp-block-list\">\n<li><code>--limit 5\/minute<\/code>\uff08\u9650\u5236\u4e3a\u6bcf\u5206\u949f5\u6b21\u5339\u914d\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><code>-m recent<\/code>\uff1a<strong>\u8fd1\u671f\u5339\u914d<\/strong>\uff0c\u7528\u4e8e\u9632\u5fa1\u66b4\u529b\u7834\u89e3\u3002\n<ul class=\"wp-block-list\">\n<li>\u53ef\u4ee5\u52a8\u6001\u5c01\u7981\u77ed\u65f6\u95f4\u5185\u9891\u7e41\u8fde\u63a5\u7684IP\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u5e38\u7528\u76ee\u6807\u52a8\u4f5c<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>ACCEPT<\/code><\/strong>\uff1a\u63a5\u53d7\u6570\u636e\u5305\u3002<\/li>\n\n\n\n<li><strong><code>DROP<\/code><\/strong>\uff1a\u4e22\u5f03\u6570\u636e\u5305\uff08<strong>\u65e0\u4efb\u4f55\u54cd\u5e94<\/strong>\uff0c\u5bf9\u65b9\u611f\u89c9\u50cf\u6389\u7ebf\u4e00\u6837\u3002\u6bd4REJECT\u66f4\u5b89\u5168\uff09\u3002<\/li>\n\n\n\n<li><strong><code>REJECT<\/code><\/strong>\uff1a\u62d2\u7edd\u6570\u636e\u5305\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u9519\u8bef\u4fe1\u606f\uff08\u5982&nbsp;<code>port unreachable<\/code>\uff09\u3002<\/li>\n\n\n\n<li><strong><code>LOG<\/code><\/strong>\uff1a\u5c06\u5339\u914d\u7684\u6570\u636e\u5305\u4fe1\u606f\u8bb0\u5f55\u5230\u7cfb\u7edf\u65e5\u5fd7\uff08\u5982&nbsp;<code>\/var\/log\/syslog<\/code>\u6216&nbsp;<code>\/var\/log\/messages<\/code>\uff09\uff0c\u7136\u540e\u7ee7\u7eed\u5339\u914d\u540e\u7eed\u89c4\u5219\u3002\u7528\u4e8e\u8c03\u8bd5\u3002\n<ul class=\"wp-block-list\">\n<li><code>--log-prefix \"IPTABLES-DROPPED: \"<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong><code>SNAT<\/code><\/strong>\uff1a\u6e90\u5730\u5740\u8f6c\u6362\uff08\u7528\u4e8e\u5171\u4eab\u4e0a\u7f51\uff09\u3002\n<ul class=\"wp-block-list\">\n<li><code>--to-source 1.2.3.4<\/code>\uff08nat\u8868\u7684<code>POSTROUTING<\/code>\u94fe\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong><code>DNAT<\/code><\/strong>\uff1a\u76ee\u6807\u5730\u5740\u8f6c\u6362\uff08\u7528\u4e8e\u7aef\u53e3\u8f6c\u53d1\/\u5185\u7f51\u7a7f\u900f\uff09\u3002\n<ul class=\"wp-block-list\">\n<li><code>--to-destination 192.168.1.100:8080<\/code>\uff08nat\u8868\u7684<code>PREROUTING<\/code>\u94fe\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong><code>MASQUERADE<\/code><\/strong>\uff1a\u52a8\u6001SNAT\uff0c\u7528\u4e8e\u5916\u7f51IP\u4e0d\u56fa\u5b9a\u7684\u60c5\u51b5\uff08\u5982PPPoE\u62e8\u53f7\uff09\u3002\n<ul class=\"wp-block-list\">\n<li><code>iptables -t nat -A POSTROUTING -o ppp0 -j MASQUERADE<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b2c\u56db\u90e8\u5206\uff1a\u5e38\u89c1\u914d\u7f6e\u573a\u666f<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u573a\u666f1\uff1a\u914d\u7f6e\u4e00\u53f0\u5b89\u5168\u7684Web\u670d\u52a1\u5668<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code><em># 1. \u6e05\u7a7a\u6240\u6709\u73b0\u6709\u89c4\u5219\uff08\u8c28\u614e\u64cd\u4f5c\uff09<\/em>\niptables -F\niptables -t nat -F\niptables -t mangle -F\n\n<em># 2. \u8bbe\u7f6e\u9ed8\u8ba4\u7b56\u7565\uff08\u9ed8\u8ba4\u62d2\u7edd\u6240\u6709\uff09<\/em>\niptables -P INPUT DROP\niptables -P FORWARD DROP\niptables -P OUTPUT ACCEPT <em># \u901a\u5e38\u5141\u8bb8\u6240\u6709\u51fa\u7ad9<\/em>\n\n<em># 3. \u5141\u8bb8\u56de\u73af\u63a5\u53e3\u7684\u901a\u4fe1\uff08localhost\uff09<\/em>\niptables -A INPUT -i lo -j ACCEPT\n\n<em># 4. \u5141\u8bb8\u5df2\u5efa\u7acb\u7684\u8fde\u63a5\u548c\u76f8\u5173\u8fde\u63a5\uff08\u5173\u952e\uff01\u4fdd\u8bc1SSH\u4e0d\u4f1a\u65ad\uff0c\u4e5f\u80fd\u6b63\u5e38\u54cd\u5e94\u8bf7\u6c42\uff09<\/em>\niptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT\n\n<em># 5. \u5141\u8bb8SSH\u8fde\u63a5\uff08\u5047\u8bbe\u4f7f\u7528\u9ed8\u8ba422\u7aef\u53e3\uff09<\/em>\niptables -A INPUT -p tcp --dport 22 -j ACCEPT\n\n<em># 6. \u5141\u8bb8HTTP\u548cHTTPS\u8fde\u63a5<\/em>\niptables -A INPUT -p tcp --dport 80 -j ACCEPT\niptables -A INPUT -p tcp --dport 443 -j ACCEPT\n\n<em># 7. \u5141\u8bb8ICMP\uff08ping\u547d\u4ee4\uff09<\/em>\niptables -A INPUT -p icmp --icmp-type 8 -j ACCEPT\n\n<em># 8. \u8bb0\u5f55\u88ab\u62d2\u7edd\u7684\u8fde\u63a5\uff08\u53ef\u9009\uff0c\u7528\u4e8e\u8c03\u8bd5\uff09<\/em>\niptables -A INPUT -m limit --limit 5\/min -j LOG --log-prefix \"iptables_INPUT_denied: \" --log-level 4<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u573a\u666f2\uff1a\u914d\u7f6e\u8def\u7531\u5668\/\u7f51\u5173\uff0c\u5b9e\u73b0\u5171\u4eab\u4e0a\u7f51\uff08SNAT\uff09<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u5185\u7f51\u7f51\u5361\u4e3a&nbsp;<code>eth1<\/code>\uff08\u7f51\u6bb5&nbsp;<code>192.168.1.0\/24<\/code>\uff09\uff0c\u5916\u7f51\u7f51\u5361\u4e3a&nbsp;<code>eth0<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><em># 1. \u5f00\u542fLinux\u5185\u6838\u7684IP\u8f6c\u53d1\u529f\u80fd<\/em>\necho 1 &gt; \/proc\/sys\/net\/ipv4\/ip_forward\n<em># \u6c38\u4e45\u751f\u6548\uff1a\u7f16\u8f91 \/etc\/sysctl.conf\uff0c\u8bbe\u7f6e net.ipv4.ip_forward = 1<\/em>\n\n<em># 2. \u5728nat\u8868\u7684POSTROUTING\u94fe\u505aSNAT<\/em>\niptables -t nat -A POSTROUTING -s 192.168.1.0\/24 -o eth0 -j MASQUERADE\n<em># \u5982\u679c\u7528\u56fa\u5b9aIP\uff0c\u53ef\u4ee5\u5199 -j SNAT --to-source \u4f60\u7684\u516c\u7f51IP<\/em>\n\n<em># 3. \u5728FORWARD\u94fe\u4e2d\u5141\u8bb8\u8f6c\u53d1<\/em>\niptables -A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT\niptables -A FORWARD -s 192.168.1.0\/24 -j ACCEPT<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u573a\u666f3\uff1a\u914d\u7f6eDNAT\u7aef\u53e3\u8f6c\u53d1<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c06\u516c\u7f51IP\u76848022\u7aef\u53e3\u8f6c\u53d1\u5230\u5185\u7f51\u670d\u52a1\u5668&nbsp;<code>192.168.1.100<\/code>\u768422\u7aef\u53e3\uff08SSH\uff09\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>iptables -t nat -A PREROUTING -d \u4f60\u7684\u516c\u7f51IP -p tcp --dport 8022 -j DNAT --to-destination 192.168.1.100:22\n<em># \u540c\u65f6\u9700\u8981\u5141\u8bb8FORWARD\u94fe\u8f6c\u53d1\u8fd9\u4e2a\u8fde\u63a5<\/em>\niptables -A FORWARD -d 192.168.1.100 -p tcp --dport 22 -j ACCEPT<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b2c\u4e94\u90e8\u5206\uff1a\u9ad8\u7ea7\u529f\u80fd\u4e0e\u4f18\u5316\u6280\u5de7<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4f7f\u7528\u81ea\u5b9a\u4e49\u94fe<\/strong>\uff1a\u5c06\u7279\u5b9a\u670d\u52a1\u7684\u89c4\u5219\uff08\u5982Web\u89c4\u5219\uff09\u5f52\u7c7b\u5230\u4e00\u4e2a\u81ea\u5b9a\u4e49\u94fe\u4e2d\uff0c\u4f7f\u4e3b\u94fe\u89c4\u5219\u66f4\u6e05\u6670\uff0c\u4fbf\u4e8e\u7ba1\u7406\u3002<\/li>\n\n\n\n<li><strong>\u9632\u5fa1\u66b4\u529b\u7834\u89e3<\/strong>\uff1a\u4f7f\u7528&nbsp;<code>recent<\/code>\u6a21\u5757\u3002<code><em># \u9650\u5236SSH\u5bc6\u7801\u5c1d\u8bd5\u9891\u7387\uff0830\u79d2\u5185\u5c1d\u8bd5\u8d85\u8fc73\u6b21\u7684\u65b0\u8fde\u63a5\uff0c\u5c01\u79815\u5206\u949f\uff09<\/em> iptables -A INPUT -p tcp --dport 22 -m state --state NEW -m recent --set --name SSH iptables -A INPUT -p tcp --dport 22 -m state --state NEW -m recent --update --seconds 30 --hitcount 3 --name SSH -j DROP<\/code><\/li>\n\n\n\n<li><strong>\u8fde\u63a5\u6570\u9650\u5236<\/strong>\uff1a\u9632\u6b62\u5355\u4e2aIP\u53d1\u8d77\u8fc7\u591a\u8fde\u63a5\uff08\u5982DDOS\uff09\u3002<code>iptables -A INPUT -p tcp --dport 80 -m connlimit --connlimit-above 50 -j DROP<\/code><\/li>\n\n\n\n<li><strong>\u4f18\u5316\u89c4\u5219\u987a\u5e8f<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5c06<strong>\u6700\u5e38\u7528<\/strong>\u7684\u89c4\u5219\uff08\u5982&nbsp;<code>ESTABLISHED,RELATED<\/code>\uff09\u653e\u5728\u524d\u9762\u3002<\/li>\n\n\n\n<li>\u5c06<strong>\u5339\u914d\u9891\u7387\u9ad8<\/strong>\u7684\u89c4\u5219\u653e\u5728\u524d\u9762\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528&nbsp;<code>-I<\/code>\u63d2\u5165\u800c\u975e&nbsp;<code>-A<\/code>\u8ffd\u52a0\u6765\u8c03\u6574\u987a\u5e8f\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u89c4\u5219\u6301\u4e45\u5316<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>Debian\/Ubuntu<\/strong>:<code>apt-get install iptables-persistent <em># \u4fdd\u5b58\u5f53\u524d\u89c4\u5219<\/em> iptables-save &gt; \/etc\/iptables\/rules.v4 <em># \u6216\u4f7f\u7528<\/em> netfilter-persistent save<\/code><\/li>\n\n\n\n<li><strong>RHEL\/CentOS<\/strong>:<code>service iptables save <em># \u6216<\/em> \/sbin\/service iptables save<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u5c0f\u7ed3\u4e0e\u5efa\u8bae<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5148\u89c4\u5212\u540e\u64cd\u4f5c<\/strong>\uff1a\u5728\u4fee\u6539\u89c4\u5219\u524d\uff0c\u5148\u60f3\u597d\u6700\u7ec8\u7684\u89c4\u5219\u96c6\uff0c\u7279\u522b\u662f\u9ed8\u8ba4\u7b56\u7565\uff0c\u907f\u514d\u628a\u81ea\u5df1\u9501\u5728\u5916\u9762\u3002\u53ef\u4ee5\u5199\u4e00\u4e2a\u811a\u672c\uff0c\u51fa\u9519\u65f6\u4e00\u952e\u6062\u590d\u3002<\/li>\n\n\n\n<li><strong>\u52e4\u7528\u65e5\u5fd7<\/strong>\uff1a\u4e0d\u786e\u5b9a\u89c4\u5219\u662f\u5426\u751f\u6548\u65f6\uff0c\u7528&nbsp;<code>LOG<\/code>\u76ee\u6807\u8bb0\u5f55\u4e00\u4e0b\u3002<\/li>\n\n\n\n<li><strong>\u7406\u89e3\u8fde\u63a5\u8ddf\u8e2a<\/strong>\uff1a<code>state<\/code>\u6a21\u5757\u662f\u73b0\u4ee3\u9632\u706b\u5899\u9ad8\u6548\u6613\u7528\u7684\u5173\u952e\u3002<\/li>\n\n\n\n<li><strong>\u4ece\u7b80\u5165\u624b<\/strong>\uff1a\u5148\u5b9e\u73b0\u57fa\u672c\u529f\u80fd\uff0c\u518d\u9010\u6b65\u589e\u52a0\u9ad8\u7ea7\u89c4\u5219\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">wireguard<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">WireGuard \u662f\u4e00\u79cd\u73b0\u4ee3\u3001\u9ad8\u6027\u80fd\u3001\u8f7b\u91cf\u7ea7\u7684\u865a\u62df\u79c1\u6709\u7f51\u7edc\uff08VPN\uff09\u534f\u8bae\uff0c\u65e8\u5728\u63d0\u4f9b\u6bd4\u4f20\u7edf VPN\uff08\u5982 IPsec\u3001OpenVPN\uff09\u66f4\u7b80\u5355\u3001\u66f4\u5b89\u5168\u3001\u66f4\u9ad8\u6548\u7684\u89e3\u51b3\u65b9\u6848\u3002\u5728\u4e86\u89e3\u4e0a\u9762\u7684\u5185\u5bb9\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u77e5\u9053\uff0cWireGuard\u724cTCP\/IP\u56db\u5c42\u6a21\u578b\u7684\u7b2c\u4e09\u5c42\u2014\u2014\u4f20\u8f93\u5c42\uff0c\u4e14\u57fa\u4e8eUDP\u534f\u8bae\u8fd0\u884c\uff0c\u8fd9\u5bf9\u6211\u4eec\u65e5\u540e\u7684\u4f7f\u7528\u548c\u6545\u969c\u6392\u9664\u5f88\u91cd\u8981\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6838\u5fc3\u7279\u70b9<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7b80\u6d01\u6027<\/strong>\uff1aWireGuard \u7684\u4ee3\u7801\u5e93\u6781\u5c0f\uff08\u7ea6 4000 \u884c C \u4ee3\u7801\uff09\uff0c\u8fdc\u5c0f\u4e8e IPsec \u6216 OpenVPN\uff08\u6570\u4e07\u884c\uff09\uff0c\u4fbf\u4e8e\u5ba1\u8ba1\u548c\u7ef4\u62a4\u3002<\/li>\n\n\n\n<li><strong>\u9ad8\u6027\u80fd<\/strong>\uff1a\u57fa\u4e8e UDP \u534f\u8bae\uff0c\u91c7\u7528\u73b0\u4ee3\u52a0\u5bc6\u7b97\u6cd5\uff0c\u5185\u6838\u6001\u5b9e\u73b0\uff0c\u5ef6\u8fdf\u4f4e\u3001\u541e\u5410\u9ad8\u3002<\/li>\n\n\n\n<li><strong>\u5b89\u5168\u6027<\/strong>\uff1a\u4ec5\u4f7f\u7528\u7ecf\u8fc7\u4e25\u683c\u9a8c\u8bc1\u7684\u73b0\u4ee3\u52a0\u5bc6\u539f\u8bed\uff0c\u62d2\u7edd\u201c\u52a0\u5bc6\u5957\u4ef6\u534f\u5546\u201d\uff0c\u907f\u514d\u914d\u7f6e\u9519\u8bef\u5bfc\u81f4\u7684\u5b89\u5168\u6f0f\u6d1e\u3002<\/li>\n\n\n\n<li><strong>\u65e0\u8fde\u63a5\u72b6\u6001\u7ba1\u7406<\/strong>\uff1a\u91c7\u7528\u201c\u6c89\u9ed8\u5373\u65ad\u5f00\u201d\u6a21\u578b\uff0c\u65e0\u590d\u6742\u7684\u72b6\u6001\u673a\uff0c\u8fde\u63a5\u81ea\u52a8\u5efa\u7acb\/\u6062\u590d\u3002<\/li>\n\n\n\n<li><strong>NAT \u7a7f\u900f\u80fd\u529b\u5f3a<\/strong>\uff1a\u9002\u7528\u4e8e\u79fb\u52a8\u8bbe\u5907\u548c\u52a8\u6001 IP \u73af\u5883\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u6280\u672f\u539f\u7406<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f51\u7edc\u6a21\u578b\uff1a\u70b9\u5bf9\u70b9\u96a7\u9053\uff08Peer-to-Peer Tunnel\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">WireGuard \u5728\u4e24\u4e2a\u7aef\u70b9\uff08\u79f0\u4e3a peers\uff09\u4e4b\u95f4\u5efa\u7acb\u52a0\u5bc6\u7684 IP \u96a7\u9053\u3002\u6bcf\u4e2a peer \u62e5\u6709\u4e00\u4e2a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u79c1\u94a5\uff08private key\uff09<\/strong><\/li>\n\n\n\n<li><strong>\u516c\u94a5\uff08public key\uff09<\/strong><\/li>\n\n\n\n<li><strong>\u76d1\u542c\u7aef\u53e3\uff08UDP port\uff09<\/strong><\/li>\n\n\n\n<li><strong>\u5141\u8bb8\u7684 IP \u5730\u5740\u8303\u56f4\uff08AllowedIPs\uff09<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u4fe1\u57fa\u4e8e <strong>\u516c\u94a5\u8ba4\u8bc1<\/strong>\uff0c\u65e0\u9700\u7528\u6237\u540d\/\u5bc6\u7801\u6216\u8bc1\u4e66\u4f53\u7cfb\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5c40\u9650\u6027<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u65e0\u7528\u6237\u8ba4\u8bc1\u673a\u5236<\/strong>\uff1aWireGuard \u672c\u8eab\u53ea\u505a\u8bbe\u5907\u8ba4\u8bc1\uff08\u57fa\u4e8e\u5bc6\u94a5\uff09\uff0c\u5982\u9700\u7528\u6237\u7ea7\u8ba4\u8bc1\uff0c\u9700\u7ed3\u5408\u5916\u90e8\u7cfb\u7edf\uff08\u5982 LDAP\u3001OAuth\uff09\u3002<\/li>\n\n\n\n<li><strong>\u52a8\u6001 IP \u7ba1\u7406\u9700\u989d\u5916\u5de5\u5177<\/strong>\uff1a\u5927\u89c4\u6a21\u90e8\u7f72\u65f6\u9700\u914d\u5408\u7ba1\u7406\u5e73\u53f0\uff08\u5982 wg-easy\u3001Tailscale\u3001ZeroTier\uff09\u3002<\/li>\n\n\n\n<li><strong>UDP \u4f9d\u8d56<\/strong>\uff1a\u5728\u4e25\u683c UDP \u5c01\u9501\u7684\u7f51\u7edc\u4e2d\u53ef\u80fd\u65e0\u6cd5\u4f7f\u7528\uff08\u4f46\u53ef\u901a\u8fc7 UDP over TCP \u7b49\u4ee3\u7406\u7ed5\u8fc7\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b89\u88c5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4f7f\u7528\u4e86github\u4e0a\u7684\u4e00\u4e2a\u81ea\u52a8\u5316\u5b89\u88c5\u548c\u6dfb\u52a0\u7528\u6237\u7684sh\u811a\u672c\uff0c\u6211\u5c06\u5b83\u7684\u6587\u4ef6\u4e0a\u4f20\u5230\u4e86\u6211gitee\u4e0a\uff0c\u4f46\u4e0d\u5efa\u8bae\u4f7f\u7528\u4ed6\u7684\u5b89\u88c5\uff0c\u4f3c\u4e4e\u6709\u4e00\u4e9b\u901a\u7528\u914d\u7f6e\uff0c\u4e0d\u80fd\u5728\u6811\u8393\u6d3e\u4e0a\u751f\u6548\uff0c\u4f46\u662f\u6dfb\u52a0\u7528\u6237\u7684\u7ef4\u62a4\u529f\u80fd\u8fd8\u662f\u597d\u7528\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/gitee.com\/telaker\/clone\/blob\/master\/shell\/wireguard-install.sh\" data-type=\"link\" data-id=\"https:\/\/gitee.com\/telaker\/clone\/blob\/master\/shell\/wireguard-install.sh\" target=\"_blank\" rel=\"noreferrer noopener\">\u70b9\u51fb\u8fd9\u91cc\u5373\u53ef\u8bbf\u95ee<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728linux\u7cfb\u7edf\u4e0b\u53ef\u4ee5\u4f7f\u7528apt\u7ba1\u7406\u5668\uff0c\u5b89\u88c5\u5982\u4e0b\u5de5\u5177\uff0c\u642d\u5efa\u5b89\u5168\u3001\u6613\u7528\u7684\u4e2a\u4ebaVPN\u7f51\u7edc<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo apt install -y libqrencode4 qrencode resolvconf wireguard wireguard-tools<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u8f6f\u4ef6\u5305<\/th><th>\u529f\u80fd<\/th><\/tr><\/thead><tbody><tr><td><code>libqrencode4<\/code><\/td><td>\u751f\u6210\u4e8c\u7ef4\u7801\u7684\u5e95\u5c42\u5e93<\/td><\/tr><tr><td><code>qrencode<\/code><\/td><td>\u547d\u4ee4\u884c\u751f\u6210\u4e8c\u7ef4\u7801\u7684\u5de5\u5177<\/td><\/tr><tr><td><code>resolvconf<\/code><\/td><td>\u7ba1\u7406\u7cfb\u7edfDNS\u914d\u7f6e\uff08\/etc\/resolv.conf\uff09<\/td><\/tr><tr><td><code>wireguard<\/code><\/td><td>WireGuard VPN \u7684\u5185\u6838\u6a21\u5757<\/td><\/tr><tr><td><code>wireguard-tools<\/code><\/td><td>\u914d\u7f6e\u548c\u7ba1\u7406 WireGuard \u96a7\u9053\u7684\u547d\u4ee4\u884c\u5de5\u5177<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">wireguard\u670d\u52a1\u7aef\u914d\u7f6e<\/h4>\n\n\n\n<h5 class=\"wp-block-heading\">\u7f16\u8f91\u6587\u4ef6<code>\/etc\/wireguard\/wg0.conf<\/code><\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code># WireGuard \u670d\u52a1\u7aef\u914d\u7f6e\u6587\u4ef6: wg0.conf\n# \u672c\u6587\u4ef6\u5b9a\u4e49\u4e86\u540d\u4e3a wg0 \u7684 WireGuard \u63a5\u53e3\uff08\u670d\u52a1\u5668\u7aef\uff09\u7684\u8bbe\u7f6e\n\n&#91;Interface]\n# \u3010\u63a5\u53e3\u6bb5\u3011\u5b9a\u4e49\u672c\u673a\uff08\u670d\u52a1\u5668\uff09\u7684\u5c5e\u6027\n\n# \u672c\u63a5\u53e3\uff08wg0\uff09\u62e5\u6709\u7684 IP \u5730\u5740\u3002\u8fd9\u91cc\u4e3a WireGuard \u865a\u62df\u5c40\u57df\u7f51\u5206\u914d\u4e86\u5730\u5740\u3002\n# 10.66.66.1\/24 \u662f IPv4 \u7f51\u6bb5\uff0c\u670d\u52a1\u5668\u5728\u6b64\u7f51\u6bb5\u7684 IP \u4e3a 10.66.66.1\n# fd42:42:42::1\/64 \u662f IPv6 \u7684 ULA\uff08\u552f\u4e00\u672c\u5730\u5730\u5740\uff09\u7f51\u6bb5\uff0c\u670d\u52a1\u5668 IP \u4e3a fd42:42:42::1\nAddress = 10.66.66.1\/24, fd42:42:42::1\/64\n\n# WireGuard \u670d\u52a1\u7aef\u76d1\u542c\u7684\u7aef\u53e3\u53f7\uff0c\u5ba2\u6237\u7aef\u9700\u8981\u901a\u8fc7\u6b64\u7aef\u53e3\u8fde\u63a5\nListenPort = 58120\n\n# \u672c\u63a5\u53e3\u7684\u79c1\u94a5\uff08\u51fa\u4e8e\u5b89\u5168\u8003\u8651\uff0c\u6b64\u5904\u5df2\u7528 ... \u4ee3\u66ff\uff09\n# \u91cd\u8981\uff1a\u79c1\u94a5\u5fc5\u987b\u4e25\u683c\u4fdd\u5bc6\uff01\u4e0e\u4e4b\u5bf9\u5e94\u7684\u516c\u94a5\u4f1a\u5206\u53d1\u7ed9\u5ba2\u6237\u7aef\u3002\nPrivateKey = ...\n\n# \u3010\u542f\u52a8\u540e\u6267\u884c\u811a\u672c\u3011\u5f53 wg0 \u63a5\u53e3\u542f\u52a8\uff08Up\uff09\u540e\u81ea\u52a8\u6267\u884c\u7684\u547d\u4ee4\n# \u8fd9\u4e9b iptables \u89c4\u5219\u7528\u4e8e\u8bbe\u7f6e\u6570\u636e\u5305\u8f6c\u53d1\uff08NAT\uff09\uff0c\u8ba9\u5ba2\u6237\u7aef\u80fd\u901a\u8fc7\u670d\u52a1\u5668\u8bbf\u95ee\u4e92\u8054\u7f51\n\n# PostUp \u89c4\u5219\u5728 WireGuard \u63a5\u53e3\u542f\u52a8\u540e\u6267\u884c\n# \u5141\u8bb8\u4ece eth0\uff08\u7269\u7406\u7f51\u5361\uff09\u8f6c\u53d1\u5230 wg0\uff08VPN \u865a\u62df\u7f51\u5361\uff09\u7684\u6d41\u91cf\nPostUp = iptables -I FORWARD -i eth0 -o wg0 -j ACCEPT\n# \u5141\u8bb8\u4ece wg0\uff08VPN \u865a\u62df\u7f51\u5361\uff09\u8f6c\u53d1\u5230 eth0\uff08\u7269\u7406\u7f51\u5361\uff09\u7684\u6d41\u91cf\nPostUp = iptables -I FORWARD -i wg0 -o eth0 -j ACCEPT\n# \u8bbe\u7f6e IPv4 \u6e90\u5730\u5740\u8f6c\u6362\uff08SNAT\/Masquerade\uff09\uff1a\n# \u5c06\u6240\u6709\u6765\u81ea 10.66.66.0\/24 \u7f51\u6bb5\uff08VPN\u5ba2\u6237\u7aef\uff09\u3001\u4e14\u4e0d\u662f\u4ece wg0 \u63a5\u53e3\u53d1\u51fa\u7684\u6d41\u91cf\u8fdb\u884c\u4f2a\u88c5\n# \u8fd9\u6837\uff0c\u5916\u90e8\u7f51\u7edc\u770b\u5230\u7684\u6e90IP\u662f\u670d\u52a1\u5668\u7684eth0 IP\uff0c\u4ece\u800c\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0a\u7f51\nPostUp = iptables -t nat -A POSTROUTING -s 10.66.66.0\/24 ! -o wg0 -j MASQUERADE\n\n# \u4ee5\u4e0b\u662f\u9488\u5bf9 IPv6 \u7684\u76f8\u5e94\u89c4\u5219\uff0c\u539f\u7406\u540c IPv4\nPostUp = ip6tables -I FORWARD -i wg0 -o eth0 -j ACCEPT\nPostUp = ip6tables -I FORWARD -i eth0 -o wg0 -j ACCEPT\nPostUp = ip6tables -t nat -A POSTROUTING -s fd42:42:42::\/64 ! -o wg0 -j MASQUERADE\n\n# \u3010\u5173\u95ed\u524d\u6267\u884c\u811a\u672c\u3011\u5f53 wg0 \u63a5\u53e3\u5173\u95ed\uff08Down\uff09\u524d\u81ea\u52a8\u6267\u884c\u7684\u547d\u4ee4\n# \u7528\u4e8e\u6e05\u7406\u542f\u52a8\u65f6\u6dfb\u52a0\u7684 iptables \u89c4\u5219\uff0c\u4fdd\u6301\u7cfb\u7edf\u6574\u6d01\n\n# PostDown \u89c4\u5219\u5728 WireGuard \u63a5\u53e3\u5173\u95ed\u524d\u6267\u884c\uff0c\u4e0e PostUp \u4e00\u4e00\u5bf9\u5e94\uff0c\u5220\u9664\u89c4\u5219\nPostDown = iptables -D FORWARD -i eth0 -o wg0 -j ACCEPT\nPostDown = iptables -D FORWARD -i wg0 -o eth0 -j ACCEPT\nPostDown = iptables -t nat -D POSTROUTING -s 10.66.66.0\/24 ! -o wg0 -j MASQUERADE\n\n# \u6e05\u7406 IPv6 \u89c4\u5219\nPostDown = ip6tables -D FORWARD -i wg0 -o eth0 -j ACCEPT\nPostDown = ip6tables -D FORWARD -i eth0 -o wg0 -j ACCEPT\nPostDown = ip6tables -t nat -D POSTROUTING -s fd42:42:42::\/64 ! -o wg0 -j MASQUERADE\n\n\n### Client honor30\n# \u3010\u5bf9\u7b49\u4f53\u6bb5\u3011\u5b9a\u4e49\u5141\u8bb8\u8fde\u63a5\u7684\u5ba2\u6237\u7aef\uff08Peer\uff09\u4fe1\u606f\n# \u6bcf\u4e2a\u5ba2\u6237\u7aef\u90fd\u6709\u4e00\u4e2a\u72ec\u7acb\u7684 &#91;Peer] \u6bb5\n\n&#91;Peer]\n# \u8be5\u5ba2\u6237\u7aef\u7684\u516c\u94a5\u3002\u670d\u52a1\u5668\u7528\u6b64\u516c\u94a5\u9a8c\u8bc1\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42\u3002\nPublicKey = ...\n\n# \u9884\u5171\u4eab\u5bc6\u94a5\uff08\u53ef\u9009\uff0c\u4f46\u63a8\u8350\u4f7f\u7528\uff09\u3002\u5728 PSK \u6a21\u5f0f\u4e0b\u63d0\u4f9b\u989d\u5916\u7684\u5bf9\u79f0\u52a0\u5bc6\uff0c\u589e\u5f3a\u5b89\u5168\u6027\u3002\nPresharedKey = ...\n\n# \u5141\u8bb8\u8be5\u5ba2\u6237\u7aef\u4f7f\u7528\u7684 IP \u5730\u5740\u3002\n# \u8fd9\u91cc\u6307\u5b9a\u8be5\u5ba2\u6237\u7aef\u5728 VPN \u7f51\u7edc\u4e2d\u7684\u56fa\u5b9a IP \u4e3a 10.66.66.2 \u548c fd42:42:42::2\n# \/32 \u548c \/128 \u8868\u793a\u5355\u4e2a\u4e3b\u673a\u5730\u5740\uff0c\u975e\u7f51\u6bb5\nAllowedIPs = 10.66.66.2\/32, fd42:42:42::2\/128\n\n# \u6ce8\u610f\uff1a\u5e38\u89c1\u7684\u670d\u52a1\u7aef\u914d\u7f6e\u4e2d\uff0c\u5982\u679c\u5ba2\u6237\u7aefIP\u4e0d\u56fa\u5b9a\uff0c\u53ef\u80fd\u4f1a\u8bbe\u7f6e AllowedIPs = 0.0.0.0\/0 \u4ee5\u5141\u8bb8\u4efb\u4f55IP\n# \u4f46\u8fd9\u91cc\u662f\u5206\u914d\u56fa\u5b9aIP\u7684\u66f4\u597d\u5b9e\u8df5\u3002<\/code><\/pre>\n\n\n\n<h5 class=\"wp-block-heading\">\u751f\u6210\u5ba2\u6237\u7aef\u914d\u7f6e\u6587\u4ef6client.conf<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;Interface]\nPrivateKey = &lt;\u5ba2\u6237\u7aef\u81ea\u5df1\u7684\u79c1\u94a5&gt;\nAddress = 10.66.66.2\/32,fd42:42:42::2\/128\nDNS = 223.5.5.5,119.29.29.29\n\n# Uncomment the next line to set a custom MTU\n# This might impact performance, so use it only if you know what you are doing\n# See https:\/\/github.com\/nitred\/nr-wg-mtu-finder to find your optimal MTU\nMTU = 1420\n\n&#91;Peer]\nPublicKey = &lt;\u670d\u52a1\u7aef\u516c\u94a5&gt;\nPresharedKey = &lt;\u670d\u52a1\u7aef\u9884\u5171\u4eab\u7684\u516c\u94a5&gt;\nEndpoint = &#91;\u4f60\u7684\u57df\u540d\u6216IP]:58120\nAllowedIPs = 0.0.0.0\/0,::\/0<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u751f\u6210\u5ba2\u6237\u7aef\u79c1\u94a5\u548c\u516c\u94a5<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6811\u8393\u6d3e\u4e0a\u8fd0\u884c\u5305\u542b\u4ee5\u4e0b\u5185\u5bb9\u7684sh\u811a\u672c\uff0c\u53ef\u4ee5\u751f\u6210\u4e00\u5bf9\u65b0\u7684\u5bc6\u94a5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><code># \u751f\u6210\u5ba2\u6237\u7aef\u79c1\u94a5\nCLIENT_PRIV_KEY=$(wg genkey)\necho \"Client Private Key: $CLIENT_PRIV_KEY\"\n\n# \u4ece\u79c1\u94a5\u751f\u6210\u516c\u94a5\nCLIENT_PUB_KEY=$(echo \"$CLIENT_PRIV_KEY\" | wg pubkey)\necho \"Client Public Key: $CLIENT_PUB_KEY\"<\/code><\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\u4f7f\u7528&nbsp;<code>qrencode<\/code>&nbsp;\u751f\u6210 QR \u7801<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><code>sudo qrencode -t ansiutf8 &lt; \/etc\/wireguard\/client.conf<\/code><\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>qrencode<\/code>\uff1a\u8c03\u7528 QR \u7801\u751f\u6210\u5de5\u5177\u3002<\/li>\n\n\n\n<li><code>-t ansiutf8<\/code>\uff1a\u6307\u5b9a\u8f93\u51fa\u7c7b\u578b\u4e3a ANSI UTF-8\uff0c\u8fd9\u4f1a\u5728\u7ec8\u7aef\u4e2d\u76f4\u63a5\u4ee5\u5f69\u8272\u65b9\u5757\u7684\u5f62\u5f0f\u663e\u793a QR \u7801\u3002<\/li>\n\n\n\n<li><code>&lt; \/etc\/wireguard\/client.conf<\/code>\uff1a\u5c06\u914d\u7f6e\u6587\u4ef6\u7684\u5185\u5bb9\u4f5c\u4e3a\u8f93\u5165\u4f20\u9012\u7ed9&nbsp;<code>qrencode<\/code>\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6267\u884c\u540e\uff0c\u4f60\u4f1a\u5728\u7ec8\u7aef\u4e2d\u770b\u5230\u4e00\u4e2a\u9ed1\u767d\u65b9\u5757\u7ec4\u6210\u7684 QR \u7801\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\"><strong>(\u53ef\u9009) \u751f\u6210 PNG \u56fe\u7247<\/strong><\/h5>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4f60\u60f3\u751f\u6210\u4e00\u4e2a PNG \u56fe\u7247\u4ee5\u4fbf\u4fdd\u5b58\u6216\u5206\u4eab\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><code>sudo qrencode -o client-wg.png -s 10 -m 2 &lt; \/etc\/wireguard\/client.conf<\/code><\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>-o client-wg.png<\/code>\uff1a\u6307\u5b9a\u8f93\u51fa\u6587\u4ef6\u540d\u3002<\/li>\n\n\n\n<li><code>-s 10<\/code>\uff1a\u8bbe\u7f6e\u6bcf\u4e2a\u201c\u70b9\u201d\u7684\u5927\u5c0f\u4e3a 10 \u50cf\u7d20\u3002<\/li>\n\n\n\n<li><code>-m 2<\/code>\uff1a\u8bbe\u7f6e\u8fb9\u8ddd\u4e3a 2 \u4e2a\u70b9\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u4f60\u53ef\u4ee5\u901a\u8fc7 <code>scp<\/code> \u6216\u5176\u4ed6\u65b9\u5f0f\u5c06 <code>client-wg.png<\/code> \u6587\u4ef6\u4ece\u6811\u8393\u6d3e\u590d\u5236\u5230\u4f60\u7684\u7535\u8111\u6216\u624b\u673a\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u57fa\u7840\u64cd\u4f5c<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u914d\u7f6e\u6587\u4ef6\u4f4d\u7f6e<\/strong>\uff1a<code>\/etc\/wireguard\/wg0.conf<\/code><\/li>\n\n\n\n<li><strong>\u542f\u52a8\u670d\u52a1<\/strong>\uff1a<code>sudo wg-quick up wg0<\/code><\/li>\n\n\n\n<li><strong>\u5173\u95ed\u670d\u52a1<\/strong>\uff1a<code><code>sudo wg-quick down wg0<\/code><\/code><\/li>\n\n\n\n<li><strong>\u67e5\u770b\u72b6\u6001<\/strong>\uff1a<code>sudo wg<\/code>&nbsp;(\u6700\u91cd\u8981) \u548c&nbsp;<code>sudo systemctl status [email&nbsp;protected]<\/code><\/li>\n\n\n\n<li><strong>\u91cd\u542f\u670d\u52a1<\/strong>\uff1a<code>sudo systemctl restart [email&nbsp;protected]<\/code>&nbsp;(\u63a8\u8350)<\/li>\n\n\n\n<li><strong>\u5f00\u673a\u81ea\u542f<\/strong>\uff1a<code>sudo systemctl enable [email&nbsp;protected]<\/code><\/li>\n\n\n\n<li><strong>\u8c03\u8bd5\u65e5\u5fd7<\/strong>\uff1a<code>sudo journalctl -u [email&nbsp;protected] -f<\/code><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u6ce8\u610f\u4e8b\u9879<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6027\u80fd<\/strong>\uff1a\u6240\u6709\u5ba2\u6237\u7aef\u6d41\u91cf\u90fd\u4f1a\u7ecf\u8fc7\u670d\u52a1\u7aef\uff0c\u670d\u52a1\u7aef\u7684\u5e26\u5bbd\u548c CPU \u6027\u80fd\u4f1a\u6210\u4e3a\u74f6\u9888\u3002<\/li>\n\n\n\n<li><strong>\u5ef6\u8fdf<\/strong>\uff1a\u5ba2\u6237\u7aef\u8bbf\u95ee\u4e92\u8054\u7f51\u7684\u5ef6\u8fdf\u4f1a\u589e\u52a0\uff0c\u56e0\u4e3a\u6d41\u91cf\u9700\u8981\u5148\u5230\u670d\u52a1\u7aef\u518d\u51fa\u53bb\u3002<\/li>\n\n\n\n<li><strong>\u670d\u52a1\u7aef\u516c\u7f51 IP<\/strong>\uff1a\u670d\u52a1\u7aef\u5fc5\u987b\u6709\u4e00\u4e2a\u516c\u7f51 IP \u5730\u5740\uff0c\u6216\u8005\u4f60\u7684\u7f51\u7edc\u652f\u6301\u7aef\u53e3\u8f6c\u53d1\/UPnP\u3002<\/li>\n\n\n\n<li><strong>\u5b89\u5168<\/strong>\uff1a\u786e\u4fdd\u670d\u52a1\u7aef\u7684\u9632\u706b\u5899\u914d\u7f6e\u6b63\u786e\uff0c\u53ea\u5141\u8bb8\u5fc5\u8981\u7684\u8fde\u63a5\u3002<\/li>\n\n\n\n<li><strong>MTU<\/strong>\uff1aWireGuard \u96a7\u9053\u4f1a\u589e\u52a0\u5305\u5934\uff0c\u53ef\u80fd\u5bfc\u81f4 MTU \u95ee\u9898\u3002\u5982\u679c\u9047\u5230\u7f51\u9875\u52a0\u8f7d\u4e0d\u5168\u7b49\u95ee\u9898\uff0c\u53ef\u4ee5\u5728\u5ba2\u6237\u7aef\u6216\u670d\u52a1\u7aef\u5c1d\u8bd5\u8bbe\u7f6e\u8f83\u5c0f\u7684 MTU\uff08\u5982&nbsp;<code>MTU = 1420<\/code>\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u6545\u969c\u6392\u67e5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u8bca\u65ad\u6b65\u9aa4<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u662f\u5728\u6811\u8393\u6d3e\u4e0a\u8fdb\u884c\u7684\u90e8\u7f72<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5728\u6811\u8393\u6d3e\u4e0a\u8fd0\u884c <code>sudo wg<\/code><\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u786e\u8ba4\u5ba2\u6237\u7aef\u5df2\u8fde\u63a5\uff08<code>latest handshake<\/code>&nbsp;\u65f6\u95f4\u5f88\u65b0\uff09\u3002<\/li>\n\n\n\n<li>\u786e\u8ba4&nbsp;<code>transfer<\/code>&nbsp;\u6570\u636e\u5728\u6536\u53d1\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5728\u6811\u8393\u6d3e\u4e0a\u68c0\u67e5 IP \u8f6c\u53d1<\/strong>\uff1a<code>sysctl net.ipv4.ip_forward<\/code>\u5982\u679c\u662f <code>0<\/code>\uff0c\u7acb\u523b\u4fee\u590d\u3002<\/li>\n\n\n\n<li><strong>\u5728\u6811\u8393\u6d3e\u4e0a\u68c0\u67e5 iptables<\/strong>\uff1a<code>sudo iptables -t nat -L POSTROUTING -v -n<\/code>\u786e\u8ba4 <code>MASQUERADE<\/code> \u89c4\u5219\u5b58\u5728\uff0c\u5e76\u4e14 <code>pkts<\/code> \u5728\u589e\u52a0\u3002<\/li>\n\n\n\n<li><strong>\u5728\u624b\u673a\u4e0a\u6d4b\u8bd5<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u6253\u5f00\u7ec8\u7aef App\uff08\u5982 Termux\uff09\u6216\u4f7f\u7528\u7f51\u7edc\u5de5\u5177\u3002<\/li>\n\n\n\n<li><code>ping 10.66.66.1<\/code>\uff1a\u5e94\u8be5\u6210\u529f\u3002<\/li>\n\n\n\n<li><code>ping 8.8.8.8<\/code>\uff1a\u5982\u679c\u5931\u8d25\uff0c\u8bf4\u660e\u51fa\u7ad9\u8def\u7531\u6216 NAT \u6709\u95ee\u9898\u3002<\/li>\n\n\n\n<li><code>nslookup google.com<\/code>&nbsp;\u6216&nbsp;<code>curl ifconfig.me<\/code>\uff1a\u5982\u679c&nbsp;<code>ping 8.8.8.8<\/code>&nbsp;\u6210\u529f\u4f46\u8fd9\u4e2a\u5931\u8d25\uff0c\u5f88\u53ef\u80fd\u662f DNS \u95ee\u9898\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u68c0\u67e5\u5ba2\u6237\u7aef\u914d\u7f6e\u7684 <code>DNS<\/code><\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u662f&nbsp;<code>10.66.66.1<\/code>\uff0c\u5c1d\u8bd5\u6539\u6210&nbsp;<code>8.8.8.8<\/code>\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5c1d\u8bd5\u6dfb\u52a0 MTU<\/strong>\uff1a \u5728\u5ba2\u6237\u7aef\u914d\u7f6e\u4e2d\u52a0\u5165 <code>MTU = 1420<\/code>\uff0c\u91cd\u542f\u5ba2\u6237\u7aef\u8fde\u63a5\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4f7f\u7528\u6700\u7b80\u5316\u7684 PostUp \u89c4\u5219\uff08\u4ec5\u5f00\u653e\u7aef\u53e3\uff09<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u5148<strong>\u53ea\u5f00\u653e UDP \u7aef\u53e3<\/strong>\uff0c\u6392\u9664 FORWARD \u548c NAT \u89c4\u5219\u7684\u5e72\u6270\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f16\u8f91 <code>\/etc\/wireguard\/test.conf<\/code>\uff0c\u5c06 <code>PostUp<\/code>\/<code>PostDown<\/code> \u66ff\u6362\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">ini\u7f16\u8f91<code># --- \u6700\u7b80\u5316\u7684 PostUp ---\nPostUp = sysctl -q net.ipv4.ip_forward=1\nPostUp = sysctl -q net.ipv6.conf.all.forwarding=1\n# \u4ec5\u5f00\u653e WireGuard \u7aef\u53e3\nPostUp = iptables -A INPUT -p udp --dport 58120 -j ACCEPT\n\n# --- \u6700\u7b80\u5316\u7684 PostDown ---\nPostDown = iptables -D INPUT -p udp --dport 58120 -j ACCEPT\nPostDown = sysctl -q net.ipv4.ip_forward=0\nPostDown = sysctl -q net.ipv6.conf.all.forwarding=0<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u79fb\u9664\u6240\u6709 <code>FORWARD<\/code> \u548c <code>NAT<\/code> \u89c4\u5219<\/strong>\uff0c\u6211\u4eec\u53ea\u5173\u5fc3\u201c\u63e1\u624b\u201d\u80fd\u5426\u6210\u529f\u3002\u5982\u679c\u6210\u529f\u95ee\u9898\u9501\u5b9a\u5230<strong><code>FORWARD<\/code> \u548c <code>NAT<\/code> \u89c4\u5219<\/strong>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u68c0\u67e5 sysctl \u8bbe\u7f6e<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-preformatted\"><code>cat \/proc\/sys\/net\/ipv4\/ip_forward<br>cat \/proc\/sys\/net\/ipv6\/conf\/all\/forwarding<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5fc5\u987b\u90fd\u662f <code>1<\/code>\u3002\u5982\u679c\u67090\u503c\uff0c<strong><code>FORWARD<\/code><\/strong>\u5b58\u5728\u95ee\u9898\uff0c\u4fee\u6539 <code>\/etc\/wireguard\/test.conf<\/code>\u6587\u4ef6\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># ...\n# --- \u4fee\u590d\u540e\u7684 PostUp \u89c4\u5219 ---\n# \u5141\u8bb8\u8f6c\u53d1\uff1a\u5ba2\u6237\u7aef (wg0) -&gt; \u4e92\u8054\u7f51 (eth0)\nPostUp = iptables -A FORWARD -i wg0 -o eth0 -j ACCEPT\n# \u5141\u8bb8\u8f6c\u53d1\uff1a\u4e92\u8054\u7f51 (eth0) -&gt; \u5ba2\u6237\u7aef (wg0) \u54cd\u5e94\nPostUp = iptables -A FORWARD -i eth0 -o wg0 -j ACCEPT\n# ...\n\n# --- \u4fee\u590d\u540e\u7684 PostDown \u89c4\u5219 (\u5fc5\u987b\u4e0e PostUp \u4e00\u4e00\u5bf9\u5e94) ---\nPostDown = iptables -D FORWARD -i wg0 -o eth0 -j ACCEPT\nPostDown = iptables -D FORWARD -i eth0 -o wg0 -j ACCEPT\n# ...<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e4b\u540e\u9a8c\u8bc1\u89c4\u5219\u662f\u5426\u751f\u6548\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u68c0\u67e5 FORWARD \u94fe\nsudo iptables -L FORWARD -v -n\n# \u5e94\u8be5\u770b\u5230\u4e24\u6761 ACCEPT \u89c4\u5219\uff0c\u65b9\u5411\u6b63\u786e\n\n# \u68c0\u67e5 NAT \u94fe\nsudo iptables -t nat -L POSTROUTING -v -n\n# \u5e94\u8be5\u770b\u5230 MASQUERADE \u89c4\u5219\n\n#\u8fde\u63a5\u624b\u673a\u5ba2\u6237\u7aef\uff0c\u89c2\u5bdf pkts \u8ba1\u6570\u662f\u5426\u5f00\u59cb\u589e\u957f<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u6211\u8e29\u7684\u5751<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>Postup = iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE\nPostup = iptables -t nat -A POSTROUTING -s 10.66.66.0\/24 ! -o wg0 -j MASQUERADE\n\n#\u8fd9\u4e24\u6761\u547d\u4ee4\u90fd\u662f\u5728 WireGuard \u63a5\u53e3\u5173\u95ed\u540e\uff08PostDown\uff09\uff0c\u4ece iptables \u7684 nat \u8868\u4e2d \u5220\u9664\uff08-D\uff09 \u4e00\u6761 NAT \u89c4\u5219\u3002\u4f46\u5b83\u4eec\u5339\u914d\u7684\u89c4\u5219\u4e0d\u540c\u3002\u7b2c\u4e8c\u6761\u5177\u6709\u4ee3\u7801\u7684\u5065\u58ee\u6027\uff0c\u66f4\u63a8\u8350\u3002\n#\u6211\u4e4b\u524d\u4f7f\u7528\u7b2c\u4e00\u6761\u89c4\u5219\uff0c\u6b7b\u6d3b\u67e5\u4e0d\u51fanat\u4e0a\u4e3a\u4ec0\u4e48\u6ca1\u6709pkts\u7684\u8f6c\u53d1\u3002\u4e0d\u77e5\u662f\u4e0d\u662f\u6811\u8393\u6d3e\u7cfb\u7edf\u7684\u5185\u6838\u95ee\u9898\u3002\n\n\n#\u4e0b\u9762\u662f\u5305\u542bipv6\u3001nat\u8f6c\u53d1\u7b49\u5185\u5bb9\u7684\u5b8c\u6574\u4e66\u5199\n\n# \u542f\u7528\u8f6c\u53d1\u548c NAT\nPostUp = iptables -t nat -A POSTROUTING -s 10.66.66.0\/24 ! -o wg0 -j MASQUERADE\nPostUp = ip6tables -t nat -A POSTROUTING -s fd10:6666:66::\/64 ! -o wg0 -j MASQUERADE\nPostUp = sysctl -q net.ipv4.ip_forward=1\nPostUp = sysctl -q net.ipv6.conf.all.forwarding=1\n# \u6e05\u7406\u89c4\u5219\nPostDown = iptables -t nat -D POSTROUTING -s 10.66.66.0\/24 ! -o wg0 -j MASQUERADE\nPostDown = ip6tables -t nat -D POSTROUTING -s fd10:6666:66::\/64 ! -o wg0 -j MASQUERADE<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u53c2\u8003\u6587\u732e\uff1a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.wireguard.com\" target=\"_blank\" rel=\"noreferrer noopener\">wireguard\u5b98\u7f51<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/github.com\/WireGuard\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/github.com\/WireGuard<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u6211\u5e76\u4e0d\u662f\u7a0b\u5e8f\u5458\uff0c\u4e5f\u4e0d\u662f\u7f51\u7edc\u5de5\u7a0b\u5e08\uff0c\u53ea\u662f\u4e00\u4e2a\u559c\u6b22\u52a8\u624b\u6298\u817e\u7684\u666e\u901a\u7528\u6237\u3002\u4e4b\u6240\u4ee5\u60f3\u642d\u4e00\u4e2a WireGuard\uff0c\u6700 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56],"tags":[58,57,59],"class_list":["post-585","post","type-post","status-publish","format-standard","hentry","category-wireguard","tag-iptables","tag-osi","tag-wireguard"],"_links":{"self":[{"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/posts\/585","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/comments?post=585"}],"version-history":[{"count":0,"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/posts\/585\/revisions"}],"wp:attachment":[{"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/media?parent=585"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/categories?post=585"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/telaker.cn\/index.php\/wp-json\/wp\/v2\/tags?post=585"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}