{"id":6263,"date":"2026-09-21T23:27:27","date_gmt":"2026-09-21T14:27:27","guid":{"rendered":"https:\/\/blog.eternalsphere.net\/?p=6263"},"modified":"2026-09-21T23:40:22","modified_gmt":"2026-09-21T14:40:22","slug":"i3e2gbhgqi76e19","status":"publish","type":"post","link":"https:\/\/blog.eternalsphere.net\/index.php\/2026\/09\/21\/i3e2gbhgqi76e19\/","title":{"rendered":"\u53cd\u5411\u4ee3\u7406\u4e4b\u540e\uff0c\u5e94\u7528\u4e3a\u4ec0\u4e48\u603b\u662f\u770b\u89c1\u201c\u4ee3\u7406\u670d\u52a1\u5668 IP\u201d\uff1f\u2014\u2014\u771f\u5b9e\u5ba2\u6237\u7aef IP \u7684\u539f\u7406\u3001\u98ce\u9669\u4e0e\u6b63\u786e\u914d\u7f6e"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728\u81ea\u5efa\u7f51\u7ad9\u548c\u5bb6\u5ead\u670d\u52a1\u5668\u4e2d\uff0c\u4e00\u4e2a\u975e\u5e38\u5e38\u89c1\u7684\u67b6\u6784\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Internet\n   \u2193\nRouter \/ Firewall\n   \u2193\nReverse Proxy\n   \u2193\nApplication Server\n   \u2193\nWordPress \/ Jellyfin \/ Nextcloud \/ \u5176\u4ed6 Web \u5e94\u7528<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u79cd\u67b6\u6784\u5f88\u5b9e\u7528\u3002HTTPS \u53ef\u4ee5\u96c6\u4e2d\u5728\u53cd\u5411\u4ee3\u7406\u5904\u7ec8\u6b62\uff0c\u4e0d\u540c\u57df\u540d\u53ef\u4ee5\u88ab\u5206\u53d1\u5230\u4e0d\u540c\u670d\u52a1\uff0c\u540e\u7aef\u5e94\u7528\u4e5f\u4e0d\u5fc5\u76f4\u63a5\u66b4\u9732\u5728\u516c\u7f51\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u5b83\u540c\u65f6\u5e26\u6765\u4e86\u4e00\u4e2a\u5bb9\u6613\u88ab\u5ffd\u89c6\u7684\u95ee\u9898\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u540e\u7aef\u5e94\u7528\u770b\u5230\u7684\u5ba2\u6237\u7aef IP\uff0c\u5f80\u5f80\u4e0d\u662f\u771f\u6b63\u8bbf\u95ee\u8005\u7684 IP\uff0c\u800c\u662f\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u7684 IP\u3002<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e0d\u4ec5\u5f71\u54cd\u65e5\u5fd7\u53ef\u8bfb\u6027\uff0c\u8fd8\u4f1a\u76f4\u63a5\u5f71\u54cd\u767b\u5f55\u5ba1\u8ba1\u3001\u66b4\u529b\u7834\u89e3\u9632\u62a4\u3001\u5c01\u7981\u7b56\u7565\u548c\u5b89\u5168\u53d6\u8bc1\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u89e3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u5148\u5f04\u6e05\u695a IP \u5730\u5740\u5230\u5e95\u662f\u5728\u7f51\u7edc\u7684\u54ea\u4e00\u5c42\u4ea7\u751f\u548c\u4f20\u9012\u7684\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u4e3a\u4ec0\u4e48\u540e\u7aef\u5e94\u7528\u4f1a\u770b\u5230\u4ee3\u7406\u670d\u52a1\u5668\u7684 IP<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u4e00\u4e2a\u5ba2\u6237\u7aef\u8bbf\u95ee\u7f51\u7ad9\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Client\n  \u2193\nReverse Proxy\n  \u2193\nApplication<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5ba2\u6237\u7aef\u9996\u5148\u4e0e\u53cd\u5411\u4ee3\u7406\u5efa\u7acb TCP \u8fde\u63a5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5ba2\u6237\u7aef        \u2192 \u53cd\u5411\u4ee3\u7406\n198.51.100.25   203.0.113.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u65f6\u53cd\u5411\u4ee3\u7406\u5f53\u7136\u80fd\u591f\u77e5\u9053\u771f\u6b63\u7684\u5ba2\u6237\u7aef\u5730\u5740\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f\u63a5\u4e0b\u6765\uff0c\u53cd\u5411\u4ee3\u7406\u4f1a\u81ea\u5df1\u91cd\u65b0\u5efa\u7acb\u4e00\u4e2a\u8fde\u63a5\u5230\u540e\u7aef\u5e94\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53cd\u5411\u4ee3\u7406     \u2192 \u540e\u7aef\u670d\u52a1\u5668\n10.0.0.10      10.0.0.20<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u540e\u7aef\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u8fd9\u662f\u4e00\u6761\u65b0\u7684 TCP \u8fde\u63a5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u5b83\u5728\u7f51\u7edc\u5c42\u770b\u5230\u7684\u6e90\u5730\u5740\u5b9e\u9645\u4e0a\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10.0.0.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u4e0d\u662f\u6700\u521d\u7684\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e0d\u662f Bug\uff0c\u800c\u662f\u53cd\u5411\u4ee3\u7406\u5de5\u4f5c\u7684\u6b63\u5e38\u7ed3\u679c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u7406\u89e3\u4e3a\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u539f\u59cb\u5ba2\u6237\u7aef\u548c\u540e\u7aef\u5e94\u7528\u4e4b\u95f4\uff0c\u5e76\u4e0d\u5b58\u5728\u4e00\u6761\u5b8c\u6574\u7684\u7aef\u5230\u7aef TCP \u8fde\u63a5\u3002<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u95f4\u7684\u53cd\u5411\u4ee3\u7406\u628a\u8fde\u63a5\u201c\u622a\u65ad\u201d\u6210\u4e86\u4e24\u6bb5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e8c\u3001\u771f\u5b9e IP \u662f\u600e\u6837\u4f20\u7ed9\u540e\u7aef\u5e94\u7528\u7684<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e2\u7136 TCP \u5c42\u7684\u5ba2\u6237\u7aef\u5730\u5740\u5df2\u7ecf\u53d8\u6210\u4ee3\u7406\u670d\u52a1\u5668\uff0c\u90a3\u4e48\u771f\u5b9e\u5730\u5740\u53ea\u80fd\u901a\u8fc7 HTTP \u5c42\u989d\u5916\u4f20\u9012\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u5e38\u89c1\u7684\u51e0\u4e2a HTTP Header \u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Real-IP: 198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u53ca\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For: 198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u5b8c\u6574\u6d41\u7a0b\u53d8\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Client\n198.51.100.25\n      \u2193\n\nReverse Proxy\n\u77e5\u9053 TCP \u6765\u6e90 = 198.51.100.25\n\n\u7136\u540e\u53d1\u9001\uff1a\n\nX-Real-IP: 198.51.100.25\nX-Forwarded-For: 198.51.100.25\n\n      \u2193\n\nApplication\nTCP peer = 10.0.0.10\nHTTP forwarded IP = 198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u65f6\u5019\u540e\u7aef\u5e94\u7528\u5c31\u6709\u673a\u4f1a\u6062\u590d\u771f\u6b63\u7684\u5ba2\u6237\u7aef\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u8fc7\uff0c\u8fd9\u91cc\u9a6c\u4e0a\u51fa\u73b0\u4e86\u4e00\u4e2a\u5b89\u5168\u95ee\u9898\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e09\u3001<code>X-Forwarded-For<\/code> \u672c\u8eab\u5e76\u4e0d\u53ef\u4fe1<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP Header \u662f\u5ba2\u6237\u7aef\u53ef\u4ee5\u81ea\u884c\u53d1\u9001\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u653b\u51fb\u8005\u5b8c\u5168\u53ef\u4ee5\u63d0\u4ea4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For: 8.8.8.8<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u751a\u81f3\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For: 127.0.0.1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6216\u8005\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For: 10.0.0.1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u540e\u7aef\u5e94\u7528\u65e0\u6761\u4ef6\u76f8\u4fe1\u8fd9\u4e2a Header\uff0c\u90a3\u4e48\u653b\u51fb\u8005\u5c31\u53ef\u4ee5\u968f\u610f\u4f2a\u9020\u6765\u6e90 IP\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4f1a\u5bfc\u81f4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u767b\u5f55\u65e5\u5fd7\u8bb0\u5f55\u9519\u8bef\u5730\u5740\uff1b<\/li>\n\n\n\n<li>\u66b4\u529b\u7834\u89e3\u9632\u62a4\u628a\u9519\u8bef IP \u52a0\u5165\u9650\u5236\uff1b<\/li>\n\n\n\n<li>\u653b\u51fb\u8005\u9003\u907f\u57fa\u4e8e IP \u7684\u901f\u7387\u9650\u5236\uff1b<\/li>\n\n\n\n<li>\u5ba1\u8ba1\u65e5\u5fd7\u5931\u53bb\u53d6\u8bc1\u4ef7\u503c\uff1b<\/li>\n\n\n\n<li>\u67d0\u4e9b\u9519\u8bef\u8bbe\u8ba1\u7684\u201c\u4ec5\u5141\u8bb8\u5185\u7f51 IP\u201d\u903b\u8f91\u751a\u81f3\u53ef\u80fd\u88ab\u7ed5\u8fc7\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u5173\u952e\u539f\u5219\u662f\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u4e0d\u5e94\u8be5\u4fe1\u4efb\u201c\u5ba2\u6237\u7aef\u58f0\u79f0\u81ea\u5df1\u662f\u8c01\u201d\uff0c\u800c\u5e94\u8be5\u53ea\u4fe1\u4efb\u5df2\u77e5\u53cd\u5411\u4ee3\u7406\u91cd\u65b0\u5199\u5165\u7684\u5ba2\u6237\u7aef\u5730\u5740\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u56db\u3001<code>$proxy_add_x_forwarded_for<\/code> \u548c <code>$remote_addr<\/code> \u7684\u533a\u522b<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5 Nginx \u4e3a\u4f8b\uff0c\u5e38\u89c1\u914d\u7f6e\u4e4b\u4e00\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u7684\u4f5c\u7528\u4e0d\u662f\u7b80\u5355\u5730\u201c\u8bbe\u7f6e\u771f\u5b9e IP\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u5b9e\u9645\u4e0a\u4f1a\u4fdd\u7559\u5df2\u6709\u7684 <code>X-Forwarded-For<\/code>\uff0c\u7136\u540e\u628a\u5f53\u524d\u8fde\u63a5\u5730\u5740\u8ffd\u52a0\u5230\u540e\u9762\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u653b\u51fb\u8005\u53d1\u9001\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For: 8.8.8.8<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c Nginx \u5b9e\u9645\u770b\u5230\u5ba2\u6237\u7aef\u6765\u81ea\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u7ec8\u53d1\u9001\u7ed9\u540e\u7aef\u7684\u5185\u5bb9\u53ef\u80fd\u7c7b\u4f3c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For: 8.8.8.8, 198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5728\u5b58\u5728\u591a\u5c42\u53ef\u4fe1\u4ee3\u7406\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CDN\n \u2193\nLoad Balancer\n \u2193\nReverse Proxy\n \u2193\nApplication<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u65f6\u786e\u5b9e\u9700\u8981\u7ef4\u62a4\u4e00\u4e2a\u4ee3\u7406\u94fe\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f\u5982\u679c\u67b6\u6784\u5b9e\u9645\u4e0a\u53ea\u6709\u4e00\u5c42 HTTP \u53cd\u5411\u4ee3\u7406\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Internet\n \u2193\nNginx\n \u2193\nApplication<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u90a3\u4e48\u66f4\u7b80\u5355\u3001\u66f4\u4e25\u683c\u7684\u505a\u6cd5\u901a\u5e38\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>proxy_set_header X-Real-IP       $remote_addr;\nproxy_set_header X-Forwarded-For $remote_addr;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u76f8\u5f53\u4e8e\u544a\u8bc9\u540e\u7aef\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u4e0d\u7ba1\u5ba2\u6237\u7aef\u539f\u6765\u63d0\u4ea4\u4e86\u4ec0\u4e48 <code>X-Forwarded-For<\/code>\uff0c\u90fd\u7531\u8fb9\u7f18\u4ee3\u7406\u91cd\u65b0\u5b9a\u4e49\u771f\u5b9e\u5ba2\u6237\u7aef\u5730\u5740\u3002<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u53ef\u4ee5\u6d88\u9664\u5ba2\u6237\u7aef\u81ea\u884c\u4f2a\u9020 XFF \u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e94\u3001\u201c\u53ef\u4fe1\u4ee3\u7406\u201d\u624d\u662f\u6574\u4e2a\u673a\u5236\u7684\u6838\u5fc3<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ec5\u4ec5\u8ba9\u53cd\u5411\u4ee3\u7406\u53d1\u9001\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd8\u4e0d\u591f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u540e\u7aef\u5e94\u7528\u8fd8\u5fc5\u987b\u77e5\u9053\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u54ea\u4e9b\u670d\u52a1\u5668\u6709\u8d44\u683c\u63d0\u4f9b\u8fd9\u4e2a Header\uff1f<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u662f Trusted Proxy\uff0c\u4e5f\u5c31\u662f\u201c\u53ef\u4fe1\u4ee3\u7406\u201d\u7684\u6982\u5ff5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Reverse Proxy = 10.0.0.10\nApplication   = 10.0.0.20<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e94\u7528\u5e94\u8be5\u914d\u7f6e\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53ea\u4fe1\u4efb 10.0.0.10 \u63d0\u4f9b\u7684 forwarded IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u4e0d\u80fd\u7b80\u5355\u5199\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4fe1\u4efb\u6574\u4e2a\u4e92\u8054\u7f51<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6216\u8005\u65e0\u6761\u4ef6\u4fe1\u4efb\u6240\u6709\u8bf7\u6c42\u4e2d\u7684\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u786e\u903b\u8f91\u5e94\u5f53\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8bf7\u6c42 TCP \u6765\u6e90\u662f\u4e0d\u662f\u53ef\u4fe1\u4ee3\u7406\uff1f\n        \u2502\n        \u251c\u2500 \u5426 \u2192 \u4f7f\u7528 TCP \u6765\u6e90 IP\n        \u2502\n        \u2514\u2500 \u662f \u2192 \u624d\u5141\u8bb8\u89e3\u6790 X-Forwarded-For<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e5f\u662f\u6210\u719f Web \u5e94\u7528\u666e\u904d\u91c7\u7528\u7684\u8bbe\u8ba1\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u516d\u3001\u4e0d\u540c\u5e94\u7528\u600e\u6837\u5904\u7406\u771f\u5b9e\u5ba2\u6237\u7aef IP<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u867d\u7136\u539f\u7406\u76f8\u540c\uff0c\u4e0d\u540c\u8f6f\u4ef6\u7684\u5b9e\u73b0\u65b9\u5f0f\u5e76\u4e0d\u4e00\u6837\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">WordPress<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">WordPress \u672c\u8eab\u901a\u5e38\u8fd0\u884c\u5728 Apache \u6216 Nginx \u540e\u9762\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u79cd\u5e38\u89c1\u65b9\u6848\u662f\u8ba9 Web Server \u5148\u6062\u590d\u771f\u5b9e IP\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982 Apache \u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mod_remoteip<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u544a\u8bc9 Apache\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8fd9\u4e2a\u53cd\u5411\u4ee3\u7406\u662f\u53ef\u4fe1\u7684\uff1b\n\u5b83\u63d0\u4f9b\u7684 X-Forwarded-For \u53ef\u4ee5\u7528\u4e8e\u6062\u590d\u5ba2\u6237\u7aef\u5730\u5740\u3002<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6062\u590d\u4ee5\u540e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>REMOTE_ADDR<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c31\u53ef\u4ee5\u8868\u73b0\u4e3a\u771f\u5b9e\u5ba2\u6237\u7aef\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837 WordPress \u4ee5\u53ca\u4f9d\u8d56 <code>REMOTE_ADDR<\/code> \u7684\u63d2\u4ef6\uff0c\u90fd\u53ef\u4ee5\u5f97\u5230\u6b63\u786e\u7684 IP\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64 WordPress \u73af\u5883\u91cc\u901a\u5e38\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Reverse Proxy\n    \u2193\nX-Forwarded-For\n    \u2193\nApache mod_remoteip\n    \u2193\nREMOTE_ADDR\n    \u2193\nWordPress<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">Jellyfin<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Jellyfin \u81ea\u5df1\u5177\u5907\u53cd\u5411\u4ee3\u7406\u76f8\u5173\u8bbe\u7f6e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u9700\u8981\u77e5\u9053\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u54ea\u4e9b\u4ee3\u7406\u670d\u52a1\u5668\u662f\u53ef\u4fe1\u7684<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u624d\u4f1a\u4ece\u8f6c\u53d1 Header \u4e2d\u6062\u590d\u771f\u5b9e\u5ba2\u6237\u7aef IP\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u6ca1\u6709\u6b63\u786e\u914d\u7f6e\u53ef\u4fe1\u4ee3\u7406\uff0cJellyfin \u5f88\u53ef\u80fd\u4e00\u76f4\u8ba4\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5ba2\u6237\u7aef = \u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8e\u662f\u6240\u6709\u767b\u5f55\u5931\u8d25\u8bb0\u5f55\u90fd\u4f1a\u53d8\u6210\u540c\u4e00\u4e2a\u5185\u7f51 IP\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4f1a\u4e25\u91cd\u524a\u5f31\u767b\u5f55\u5ba1\u8ba1\u529f\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u786e\u914d\u7f6e\u4ee5\u540e\uff0cJellyfin \u7684\u6d3b\u52a8\u8bb0\u5f55\u624d\u80fd\u663e\u793a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>AuthenticationFailed\nClient IP: \u771f\u5b9e\u516c\u7f51\u5730\u5740<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u4e0d\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Client IP: Reverse Proxy<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">Nextcloud<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nextcloud \u7684\u8bbe\u8ba1\u66f4\u52a0\u660e\u786e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u901a\u8fc7\u7c7b\u4f3c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>'trusted_proxies'<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u7684\u914d\u7f6e\u6765\u6307\u5b9a\u53ef\u4fe1\u4ee3\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u65f6\u53ef\u4ee5\u4ece\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>HTTP_X_FORWARDED_FOR<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u6062\u590d\u5ba2\u6237\u7aef\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6838\u5fc3\u903b\u8f91\u4ecd\u7136\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>REMOTE_ADDR\n    \u2193\n\u662f\u4e0d\u662f trusted proxy\uff1f\n    \u2193\n\u662f\n    \u2193\n\u624d\u8bfb\u53d6 X-Forwarded-For<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3a Nextcloud \u81ea\u5e26\u66b4\u529b\u7834\u89e3\u9632\u62a4\u673a\u5236\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u771f\u5b9e IP \u914d\u7f6e\u9519\u8bef\uff0c\u90a3\u4e48\u591a\u4e2a\u7528\u6237\u53ef\u80fd\u5168\u90e8\u88ab\u8bc6\u522b\u6210\u540c\u4e00\u4e2a\u53cd\u5411\u4ee3\u7406\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ed3\u679c\u53ef\u80fd\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u7528\u6237 A \u767b\u5f55\u5931\u8d25\n\u7528\u6237 B \u767b\u5f55\u5931\u8d25\n\u7528\u6237 C \u767b\u5f55\u5931\u8d25\n\n\u7cfb\u7edf\u5374\u8ba4\u4e3a\uff1a\n\u540c\u4e00\u4e2a IP \u8fde\u7eed\u5931\u8d25\u591a\u6b21<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u5c31\u53ef\u80fd\u9519\u8bef\u89e6\u53d1\u9650\u6d41\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53cd\u8fc7\u6765\uff0c\u5982\u679c\u4efb\u610f\u5ba2\u6237\u7aef\u90fd\u53ef\u4ee5\u4f2a\u9020 XFF\uff0c\u653b\u51fb\u8005\u53c8\u53ef\u80fd\u89c4\u907f\u57fa\u4e8e IP \u7684\u4fdd\u62a4\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e03\u3001\u4e3a\u4ec0\u4e48\u5c40\u57df\u7f51\u7528\u6237\u53c8\u4f1a\u51fa\u73b0\u53e6\u4e00\u4e2a\u95ee\u9898\uff1aHairpin NAT<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u516c\u7f51\u8bbf\u95ee\u4fee\u597d\u4e86\uff0c\u4e0d\u4ee3\u8868\u5c40\u57df\u7f51\u8bbf\u95ee\u4e5f\u4e00\u5b9a\u6b63\u786e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u91cc\u7ecf\u5e38\u8fd8\u4f1a\u51fa\u73b0\u53e6\u4e00\u4e2a\u95ee\u9898\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>NAT Hairpin<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u53eb\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>NAT Loopback<\/li>\n\n\n\n<li>NAT Reflection<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u4e00\u4e2a\u670d\u52a1\u7684\u516c\u7f51\u57df\u540d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cloud.example.net<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u516c\u7f51 DNS \u8fd4\u56de\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>203.0.113.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u5c40\u57df\u7f51\u7528\u6237\u4e5f\u8bbf\u95ee\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>https:&#047;&#047;cloud.example.net\/<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5c40\u57df\u7f51 DNS \u540c\u6837\u8fd4\u56de\u516c\u7f51\u5730\u5740\uff0c\u90a3\u4e48\u6d41\u91cf\u53ef\u80fd\u53d8\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>LAN Client\n10.0.0.50\n    \u2193\nRouter\n    \u2193\nPublic IP 203.0.113.10\n    \u2193\nNAT Reflection\n    \u2193\nReverse Proxy<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u8ba9\u56de\u7a0b\u8def\u7531\u6b63\u5e38\uff0c\u4e00\u4e9b\u8def\u7531\u5668\u4f1a\u8fdb\u884c SNAT\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8e\u662f\u53cd\u5411\u4ee3\u7406\u6700\u7ec8\u770b\u5230\u7684\u5ba2\u6237\u7aef\u4e0d\u518d\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10.0.0.50<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u53d8\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10.0.0.1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\u8def\u7531\u5668\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u65f6\uff0c\u5373\u4f7f\u53cd\u5411\u4ee3\u7406\u548c\u5e94\u7528\u7684\u771f\u5b9e IP \u8bbe\u7f6e\u5168\u90e8\u6b63\u786e\uff0c\u4e5f\u65e0\u80fd\u4e3a\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u5ba2\u6237\u7aef IP \u5728\u5230\u8fbe\u53cd\u5411\u4ee3\u7406\u4e4b\u524d\uff0c\u5c31\u5df2\u7ecf\u88ab\u8def\u7531\u5668\u6539\u6389\u4e86\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u516b\u3001\u8fd9\u79cd\u60c5\u51b5\u4e0b\u4e3a\u4ec0\u4e48 Split DNS \u66f4\u5408\u7406<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u51b3\u65b9\u5f0f\u901a\u5e38\u4e0d\u662f\u7ee7\u7eed\u4fee\u6539\u5e94\u7528\uff0c\u800c\u662f\u4f7f\u7528 Split DNS\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u516c\u7f51\u7528\u6237\u67e5\u8be2\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cloud.example.net<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f97\u5230\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>203.0.113.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u5c40\u57df\u7f51\u7528\u6237\u67e5\u8be2\u540c\u4e00\u4e2a\u57df\u540d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cloud.example.net<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f97\u5230\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10.0.0.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\u53cd\u5411\u4ee3\u7406\u7684\u5185\u7f51\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8e\u662f LAN \u6d41\u91cf\u53d8\u6210\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>LAN Client\n10.0.0.50\n    \u2193\nReverse Proxy\n10.0.0.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u518d\u7ecf\u8fc7\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u516c\u7f51 IP\nNAT reflection\nSNAT<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u53cd\u5411\u4ee3\u7406\u5c31\u80fd\u76f4\u63a5\u770b\u5230\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10.0.0.50<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e94\u7528\u6700\u7ec8\u4e5f\u53ef\u4ee5\u8bb0\u5f55\u771f\u5b9e LAN \u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5c31\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Public DNS:\ncloud.example.net \u2192 Public IP\n\nLAN DNS:\ncloud.example.net \u2192 Reverse Proxy LAN IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u57df\u540d\u6ca1\u6709\u53d8\u5316\uff0cHTTPS \u8bc1\u4e66\u4e5f\u6ca1\u6709\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5ba2\u6237\u7aef\u4ecd\u7136\u6b63\u5e38\u4f7f\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>https:&#047;&#047;cloud.example.net\/<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ea\u662f\u5185\u90e8\u548c\u5916\u90e8\u89e3\u6790\u7ed3\u679c\u4e0d\u540c\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e5d\u3001\u4e3a\u4ec0\u4e48\u4e0d\u80fd\u628a\u6240\u6709\u670d\u52a1\u90fd\u673a\u68b0\u5730\u6309\u540c\u4e00\u79cd\u65b9\u5f0f\u4fee\u6539<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u5b9e\u9645\u8fd0\u7ef4\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u70b9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5373\u4f7f\u4e24\u4e2a\u5e94\u7528\u90fd\u4f4d\u4e8e\u540c\u4e00\u4e2a\u53cd\u5411\u4ee3\u7406\u4e4b\u540e\uff0c\u5b83\u4eec\u539f\u672c\u7684\u95ee\u9898\u4e5f\u53ef\u80fd\u5b8c\u5168\u4e0d\u540c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u67d0\u4e2a\u5e94\u7528\u53ef\u80fd\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5916\u90e8\u771f\u5b9e IP\uff1a\u5df2\u7ecf\u6b63\u5e38\nLAN IP\uff1a\u9519\u8bef\nXFF\uff1a\u53ef\u4ee5\u88ab\u4f2a\u9020<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53e6\u4e00\u4e2a\u5e94\u7528\u5219\u53ef\u80fd\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5916\u90e8 IP\uff1a\u9519\u8bef\nLAN IP\uff1a\u9519\u8bef\n\u5e94\u7528\u5b8c\u5168\u6ca1\u6709\u542f\u7528 trusted proxy<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u4e0d\u80fd\u770b\u5230\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5e94\u7528\u8bb0\u5f55\u4e86\u4ee3\u7406 IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c31\u76f4\u63a5\u5957\u540c\u4e00\u4efd\u914d\u7f6e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u786e\u6d41\u7a0b\u5e94\u8be5\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1. \u786e\u8ba4\u771f\u5b9e\u7f51\u7edc\u8def\u5f84\n2. \u770b\u8fb9\u7f18\u4ee3\u7406\u5b9e\u9645\u770b\u5230\u7684 $remote_addr\n3. \u770b X-Forwarded-For \u662f\u600e\u6837\u751f\u6210\u7684\n4. \u770b\u540e\u7aef TCP peer\n5. \u770b\u5e94\u7528\u6700\u7ec8\u8bb0\u5f55\u7684 remote IP\n6. \u518d\u5224\u65ad\u662f\u54ea\u4e00\u5c42\u51fa\u9519<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u624d\u80fd\u907f\u514d\u628a\u4e00\u4e2a\u539f\u672c\u6b63\u5e38\u7684\u73af\u8282\u6539\u574f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u3001\u4e00\u4e2a\u5b8c\u6574\u7684\u771f\u5b9e IP \u94fe\u8def\u5e94\u8be5\u662f\u4ec0\u4e48\u6837<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u53ea\u6709\u4e00\u4e2a\u53cd\u5411\u4ee3\u7406\u7684\u5178\u578b\u5bb6\u5ead\u670d\u52a1\u5668\uff0c\u53ef\u4ee5\u628a\u76ee\u6807\u7b80\u5316\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Client\n   \u2502\n   \u2502 TCP source = real client IP\n   \u25bc\nReverse Proxy\n   \u2502\n   \u2502 X-Real-IP: real client IP\n   \u2502 X-Forwarded-For: real client IP\n   \u25bc\nApplication Server\n   \u2502\n   \u2502 Trust only Reverse Proxy\n   \u25bc\nApplication\n   \u2502\n   \u2514\u2500 Log real client IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\u6bcf\u4e00\u5c42\u627f\u62c5\u4e0d\u540c\u804c\u8d23\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53cd\u5411\u4ee3\u7406\u8d1f\u8d23\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u786e\u5b9a\u771f\u5b9e\u7f51\u7edc\u6765\u6e90\n\u8986\u76d6\u4e0d\u53ef\u4fe1 Header<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u540e\u7aef\u5e94\u7528\u8d1f\u8d23\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u53ea\u4fe1\u4efb\u6307\u5b9a\u4ee3\u7406\n\u89e3\u6790\u53ef\u4fe1\u4ee3\u7406\u63d0\u4f9b\u7684 Header<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">DNS \u5219\u8d1f\u8d23\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u907f\u514d LAN \u6d41\u91cf\u4e0d\u5fc5\u8981\u5730\u7ed5\u8fc7\u516c\u7f51 NAT<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e09\u8005\u7f3a\u4e00\u4e0d\u53ef\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u4e00\u3001\u600e\u6837\u9a8c\u8bc1\u914d\u7f6e\u5230\u5e95\u6709\u6ca1\u6709\u6210\u529f<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ec5\u4ec5\u201c\u914d\u7f6e\u770b\u8d77\u6765\u5bf9\u201d\u662f\u4e0d\u591f\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u771f\u6b63\u53ef\u9760\u7684\u9a8c\u8bc1\u5e94\u8be5\u81f3\u5c11\u5305\u542b\u4e09\u7c7b\u6d4b\u8bd5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. \u5916\u90e8\u7f51\u7edc\u6d4b\u8bd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\u901a\u8fc7\u8702\u7a9d\u7f51\u7edc\u8bbf\u95ee\u670d\u52a1\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e94\u8be5\u9a8c\u8bc1\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5b9e\u9645\u516c\u7f51\u51fa\u53e3 IP\n=\nReverse Proxy \u8bb0\u5f55 IP\n=\nApplication \u8bb0\u5f55 IP<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">2. LAN \u6d4b\u8bd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u6b63\u5e38\u57df\u540d\u8bbf\u95ee\uff0c\u800c\u4e0d\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u76f4\u63a5\u8bbf\u95ee\u5185\u7f51 IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u4e0d\u8981\u4f7f\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>--resolve<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e34\u65f6\u7ed5\u8fc7 DNS\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u771f\u6b63\u8981\u9a8c\u8bc1\u7684\u662f\u6b63\u5e38\u7528\u6237\u8def\u5f84\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u60f3\u7ed3\u679c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>LAN client = 10.0.0.50\n\nReverse Proxy log:\n10.0.0.50\n\nApplication log:\n10.0.0.50<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h2 class=\"wp-block-heading\">3. XFF \u4f2a\u9020\u6d4b\u8bd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5ba2\u6237\u7aef\u4e3b\u52a8\u53d1\u9001\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For: 8.8.8.8<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u5b9e\u9645\u5ba2\u6237\u7aef\u5730\u5740\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u7ec8\u5e94\u7528\u5e94\u8be5\u4ecd\u7136\u8bb0\u5f55\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u4e0d\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>8.8.8.8<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u68c0\u67e5\u201c\u771f\u5b9e IP \u914d\u7f6e\u201d\u548c\u201c\u771f\u5b9e IP \u5b89\u5168\u914d\u7f6e\u201d\u4e4b\u95f4\u533a\u522b\u7684\u5173\u952e\u6b65\u9aa4\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u4e8c\u3001\u4e3a\u4ec0\u4e48\u771f\u5b9e IP \u5bf9\u5b89\u5168\u5982\u6b64\u91cd\u8981<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u771f\u5b9e\u5ba2\u6237\u7aef IP \u5e76\u4e0d\u4ec5\u4ec5\u662f\u4e3a\u4e86\u8ba9\u65e5\u5fd7\u201c\u770b\u8d77\u6765\u66f4\u6f02\u4eae\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u76f4\u63a5\u5f71\u54cd\u591a\u4e2a\u5b89\u5168\u673a\u5236\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u767b\u5f55\u5ba1\u8ba1<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9519\u8bef\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Failed login from 10.0.0.10\nFailed login from 10.0.0.10\nFailed login from 10.0.0.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ea\u80fd\u77e5\u9053\u6709\u4eba\u7ecf\u8fc7\u4ee3\u7406\u8bbf\u95ee\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u786e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Failed login from 198.51.100.25\nFailed login from 203.0.113.45\nFailed login from 198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u624d\u5177\u6709\u771f\u6b63\u7684\u8c03\u67e5\u4ef7\u503c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u66b4\u529b\u7834\u89e3\u9632\u62a4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f88\u591a\u7cfb\u7edf\u6839\u636e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>IP + \u5931\u8d25\u6b21\u6570 + \u65f6\u95f4\u7a97\u53e3<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5224\u65ad\u662f\u5426\u8fdb\u884c\u9650\u5236\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u771f\u5b9e IP \u9519\u8bef\u4f1a\u5bfc\u81f4\u6574\u4e2a\u673a\u5236\u5931\u771f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Fail2Ban<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Fail2Ban \u6700\u7ec8\u9700\u8981\u77e5\u9053\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5230\u5e95\u5e94\u8be5\u5c01\u54ea\u4e2a IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u65e5\u5fd7\u91cc\u53ea\u6709\u53cd\u5411\u4ee3\u7406\u5730\u5740\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10.0.0.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u90a3\u4e48\u81ea\u52a8\u5c01\u7981\u5c31\u6ca1\u6709\u5b9e\u9645\u610f\u4e49\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b89\u5168\u4e8b\u4ef6\u5206\u6790<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u653b\u51fb\u53d1\u751f\u540e\uff0c\u771f\u6b63\u6709\u4ef7\u503c\u7684\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u653b\u51fb\u65f6\u95f4\n\u6765\u6e90 IP\n\u8bf7\u6c42\u8def\u5f84\n\u8d26\u53f7\nUser-Agent\n\u5931\u8d25\/\u6210\u529f\u7ed3\u679c<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u771f\u5b9e IP \u662f\u5176\u4e2d\u6700\u57fa\u7840\u7684\u4e00\u9879\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u4e09\u3001\u4e00\u4e2a\u5bb9\u6613\u5ffd\u89c6\u7684\u539f\u5219\uff1a\u7f51\u7edc\u5c42 IP \u4e0e\u5e94\u7528\u5c42 IP\u4e0d\u662f\u4e00\u56de\u4e8b<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u53cd\u5411\u4ee3\u7406\u67b6\u6784\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u770b\u5230\u8fd9\u6837\u7684\u60c5\u51b5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Backend Web Server:\nTCP peer = 10.0.0.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Application:\nremoteAddr = 198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u5b8c\u5168\u6b63\u5e38\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>10.0.0.10<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u662f\u771f\u6b63\u8fde\u63a5\u540e\u7aef\u670d\u52a1\u5668\u7684\u673a\u5668\uff0c\u4e5f\u5c31\u662f\u53cd\u5411\u4ee3\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>198.51.100.25<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u662f\u53cd\u5411\u4ee3\u7406\u901a\u8fc7\u53ef\u4fe1 HTTP Header \u8fd8\u539f\u51fa\u6765\u7684\u539f\u59cb\u5ba2\u6237\u7aef\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u6b64\u6392\u67e5\u95ee\u9898\u65f6\u4e00\u5b9a\u8981\u660e\u786e\u533a\u5206\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>TCP source IP\nProxy-observed IP\nForwarded IP\nApplication remote IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u628a\u8fd9\u4e9b\u6982\u5ff5\u6df7\u5728\u4e00\u8d77\uff0c\u5f88\u5bb9\u6613\u5f97\u51fa\u9519\u8bef\u7ed3\u8bba\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u5341\u56db\u3001\u6700\u7ec8\u53ef\u4ee5\u5f52\u7eb3\u4e3a\u56db\u6761\u539f\u5219<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u771f\u5b9e\u5ba2\u6237\u7aef IP \u914d\u7f6e\u770b\u8d77\u6765\u590d\u6742\uff0c\u5176\u5b9e\u6838\u5fc3\u53ea\u6709\u56db\u6761\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b2c\u4e00\uff0c\u8fb9\u7f18\u4ee3\u7406\u5fc5\u987b\u77e5\u9053\u771f\u6b63\u7684\u5ba2\u6237\u7aef\u662f\u8c01\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\u6b63\u786e\u4f7f\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>$remote_addr<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b2c\u4e8c\uff0c\u4e0d\u5141\u8bb8\u5ba2\u6237\u7aef\u81ea\u884c\u51b3\u5b9a\u81ea\u5df1\u7684\u771f\u5b9e IP\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6240\u4ee5\u8fb9\u7f18\u4ee3\u7406\u5e94\u8be5\u6e05\u7406\u6216\u8986\u76d6\u4e0d\u53ef\u4fe1\u7684\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>X-Forwarded-For<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b2c\u4e09\uff0c\u5e94\u7528\u53ea\u80fd\u4fe1\u4efb\u660e\u786e\u6307\u5b9a\u7684\u4ee3\u7406\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u5c31\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>trusted proxy<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u4e0d\u662f\u201c\u4fe1\u4efb\u6240\u6709 Header\u201d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b2c\u56db\uff0c\u5c40\u57df\u7f51\u4e0d\u8981\u4e3a\u4e86\u8bbf\u95ee\u81ea\u5df1\u7684\u670d\u52a1\u518d\u7ed5\u4e00\u6b21\u516c\u7f51 NAT\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9002\u5408\u65f6\u4f7f\u7528\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Split DNS<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f4\u63a5\u8ba9 LAN \u7528\u6237\u8bbf\u95ee\u5185\u90e8\u53cd\u5411\u4ee3\u7406\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n\n\n<h1 class=\"wp-block-heading\">\u7ed3\u8bed<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u53cd\u5411\u4ee3\u7406\u4e4b\u540e\u51fa\u73b0\u7684\u201cIP \u5168\u90e8\u53d8\u6210\u4ee3\u7406\u670d\u52a1\u5668\u5730\u5740\u201d\uff0c\u672c\u8d28\u4e0a\u4e0d\u662f\u67d0\u4e2a\u5e94\u7528\u7279\u6709\u7684\u95ee\u9898\uff0c\u800c\u662f\u4ee3\u7406\u7f51\u7edc\u6a21\u578b\u672c\u8eab\u5e26\u6765\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u771f\u6b63\u53ef\u9760\u7684\u8bbe\u8ba1\u5e76\u4e0d\u662f\u7b80\u5355\u5730\u201c\u5f00\u542f\u771f\u5b9e IP\u201d\uff0c\u800c\u662f\u5efa\u7acb\u4e00\u6761\u5b8c\u6574\u7684\u4fe1\u4efb\u94fe\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u771f\u5b9e\u7f51\u7edc\u6765\u6e90\n   \u2193\n\u53ef\u4fe1\u8fb9\u7f18\u4ee3\u7406\n   \u2193\n\u4e0d\u53ef\u4f2a\u9020\u7684 Forwarded Header\n   \u2193\n\u5e94\u7528\u53ef\u4fe1\u4ee3\u7406\u914d\u7f6e\n   \u2193\n\u771f\u5b9e\u5ba2\u6237\u7aef IP<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u518d\u7ed3\u5408 Split DNS\uff0c\u5c31\u53ef\u4ee5\u540c\u65f6\u89e3\u51b3\u516c\u7f51\u548c\u5c40\u57df\u7f51\u8bbf\u95ee\u4e2d\u7684\u5730\u5740\u51c6\u786e\u6027\u95ee\u9898\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e WordPress\u3001Jellyfin\u3001Nextcloud \u4ee5\u53ca\u5927\u91cf\u5176\u4ed6\u81ea\u5efa Web \u670d\u52a1\u6765\u8bf4\uff0c\u8fd9\u5957\u539f\u7406\u90fd\u662f\u901a\u7528\u7684\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u89e3\u8fd9\u4e00\u70b9\u4e4b\u540e\uff0c\u518d\u9762\u5bf9\u201c\u65e5\u5fd7\u91cc\u4e3a\u4ec0\u4e48\u5168\u662f\u5185\u7f51 IP\u201d\u201c\u4e3a\u4ec0\u4e48\u66b4\u529b\u7834\u89e3\u4fdd\u62a4\u8bc6\u522b\u9519\u7528\u6237\u201d\u201c\u4e3a\u4ec0\u4e48 LAN \u767b\u5f55\u663e\u793a\u8def\u7531\u5668\u5730\u5740\u201d\u8fd9\u7c7b\u95ee\u9898\uff0c\u5c31\u4e0d\u518d\u9700\u8981\u9010\u4e2a\u5e94\u7528\u78b0\u8fd0\u6c14\u5f0f\u6392\u67e5\uff0c\u800c\u53ef\u4ee5\u4ece\u6574\u4e2a\u7f51\u7edc\u94fe\u8def\u9010\u5c42\u5b9a\u4f4d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u81ea\u5efa\u7f51\u7ad9\u548c\u5bb6\u5ead\u670d\u52a1\u5668\u4e2d\uff0c\u4e00\u4e2a\u975e\u5e38\u5e38\u89c1\u7684\u67b6\u6784\u662f\uff1a \u8fd9\u79cd\u67b6\u6784\u5f88\u5b9e\u7528\u3002HTTPS \u53ef\u4ee5\u96c6\u4e2d\u5728\u53cd\u5411\u4ee3\u7406\u5904\u7ec8\u6b62\uff0c\u4e0d\u540c\u57df\u540d\u53ef\u4ee5\u88ab\u5206\u53d1\u5230\u4e0d\u540c\u670d\u52a1\uff0c\u540e\u7aef\u5e94\u7528\u4e5f\u4e0d\u5fc5\u76f4\u63a5\u66b4\u9732\u5728\u516c\u7f51\u3002 \u4f46\u5b83\u540c\u65f6\u5e26\u6765\u4e86\u4e00\u4e2a\u5bb9\u6613\u88ab\u5ffd\u89c6\u7684\u95ee\u9898\uff1a \u540e\u7aef\u5e94\u7528\u770b\u5230\u7684\u5ba2\u6237\u7aef IP\uff0c\u5f80\u5f80\u4e0d\u662f\u771f\u6b63\u8bbf\u95ee\u8005\u7684 IP\uff0c\u800c\u662f\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u7684 IP\u3002 \u8fd9\u4e0d\u4ec5\u5f71\u54cd\u65e5\u5fd7\u53ef\u8bfb\u6027\uff0c\u8fd8\u4f1a\u76f4\u63a5\u5f71\u54cd\u767b\u5f55\u5ba1\u8ba1\u3001\u66b4\u529b\u7834\u89e3\u9632\u62a4\u3001\u5c01\u7981\u7b56\u7565\u548c\u5b89\u5168\u53d6\u8bc1\u3002 \u7406\u89e3\u8fd9\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u5148\u5f04\u6e05\u695a IP \u5730\u5740\u5230\u5e95\u662f\u5728\u7f51\u7edc\u7684\u54ea\u4e00\u5c42\u4ea7\u751f\u548c\u4f20\u9012\u7684\u3002 \u4e00\u3001\u4e3a\u4ec0\u4e48\u540e\u7aef\u5e94\u7528\u4f1a\u770b\u5230\u4ee3\u7406\u670d\u52a1\u5668\u7684 IP \u5047\u8bbe\u4e00\u4e2a\u5ba2\u6237\u7aef\u8bbf\u95ee\u7f51\u7ad9\uff1a \u5ba2\u6237\u7aef\u9996\u5148\u4e0e\u53cd\u5411\u4ee3\u7406\u5efa\u7acb TCP \u8fde\u63a5\u3002 \u4f8b\u5982\uff1a \u6b64\u65f6\u53cd\u5411\u4ee3\u7406\u5f53\u7136\u80fd\u591f\u77e5\u9053\u771f\u6b63\u7684\u5ba2\u6237\u7aef\u5730\u5740\uff1a \u4f46\u662f\u63a5\u4e0b\u6765\uff0c\u53cd\u5411\u4ee3\u7406\u4f1a\u81ea\u5df1\u91cd\u65b0\u5efa\u7acb\u4e00\u4e2a\u8fde\u63a5\u5230\u540e\u7aef\u5e94\u7528\uff1a \u5bf9\u4e8e\u540e\u7aef\u670d\u52a1\u5668\u6765\u8bf4\uff0c\u8fd9\u662f\u4e00\u6761\u65b0\u7684 TCP \u8fde\u63a5\u3002 \u6240\u4ee5\u5b83\u5728\u7f51\u7edc\u5c42\u770b\u5230\u7684\u6e90\u5730\u5740\u5b9e\u9645\u4e0a\u662f\uff1a \u800c\u4e0d\u662f\u6700\u521d\u7684\uff1a \u8fd9\u4e0d\u662f Bug\uff0c\u800c\u662f\u53cd\u5411\u4ee3\u7406\u5de5\u4f5c\u7684\u6b63\u5e38\u7ed3\u679c\u3002 \u53ef\u4ee5\u7406\u89e3\u4e3a\uff1a \u539f\u59cb\u5ba2\u6237\u7aef\u548c\u540e\u7aef\u5e94\u7528\u4e4b\u95f4\uff0c\u5e76\u4e0d\u5b58\u5728\u4e00\u6761\u5b8c\u6574\u7684\u7aef\u5230\u7aef TCP \u8fde\u63a5\u3002 \u4e2d\u95f4\u7684\u53cd\u5411\u4ee3\u7406\u628a\u8fde\u63a5\u201c\u622a\u65ad\u201d\u6210\u4e86\u4e24\u6bb5\u3002 \u4e8c\u3001\u771f\u5b9e IP \u662f\u600e\u6837\u4f20\u7ed9\u540e\u7aef\u5e94\u7528\u7684 \u65e2\u7136 TCP \u5c42\u7684\u5ba2\u6237\u7aef\u5730\u5740\u5df2\u7ecf\u53d8\u6210\u4ee3\u7406\u670d\u52a1\u5668\uff0c\u90a3\u4e48\u771f\u5b9e\u5730\u5740\u53ea\u80fd\u901a\u8fc7 HTTP \u5c42\u989d\u5916\u4f20\u9012\u3002 \u6700\u5e38\u89c1\u7684\u51e0\u4e2a HTTP Header \u662f\uff1a \u4ee5\u53ca\uff1a \u56e0\u6b64\u5b8c\u6574\u6d41\u7a0b\u53d8\u6210\uff1a \u8fd9\u65f6\u5019\u540e\u7aef\u5e94\u7528\u5c31\u6709\u673a\u4f1a\u6062\u590d\u771f\u6b63\u7684\u5ba2\u6237\u7aef\u5730\u5740\u3002 \u4e0d\u8fc7\uff0c\u8fd9\u91cc\u9a6c\u4e0a\u51fa\u73b0\u4e86\u4e00\u4e2a\u5b89\u5168\u95ee\u9898\u3002 \u4e09\u3001X-Forwarded-For &hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[120],"tags":[],"class_list":["post-6263","post","type-post","status-publish","format-standard","hentry","category-1s3b6h7r2zay02x"],"_links":{"self":[{"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/posts\/6263","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/comments?post=6263"}],"version-history":[{"count":1,"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/posts\/6263\/revisions"}],"predecessor-version":[{"id":6264,"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/posts\/6263\/revisions\/6264"}],"wp:attachment":[{"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/media?parent=6263"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/categories?post=6263"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.eternalsphere.net\/index.php\/wp-json\/wp\/v2\/tags?post=6263"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}