{"id":208646,"date":"2025-09-29T19:57:43","date_gmt":"2025-09-29T11:57:43","guid":{"rendered":"https:\/\/www.server.hk\/blog\/208646\/"},"modified":"2025-09-29T19:57:44","modified_gmt":"2025-09-29T11:57:44","slug":"vps-vpn","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208646\/","title":{"rendered":"\u9999\u6e2fVPS\u81ea\u5efaVPN\uff1a\u9ad8\u6548\u5b88\u62a4\u60a8\u7684\u4e0a\u7f51\u9690\u79c1"},"content":{"rendered":"<p>\u5728\u4fe1\u606f\u6cc4\u9732\u4e0e\u8de8\u5883\u8bbf\u95ee\u9650\u5236\u65e5\u76ca\u4e25\u5cfb\u7684\u4eca\u5929\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u7ad9\u957f\u3001\u4f01\u4e1a\u4e0e\u5f00\u53d1\u8005\u9009\u62e9\u901a\u8fc7\u81ea\u5efa VPN \u6765\u4fdd\u62a4\u4e0a\u7f51\u9690\u79c1\u4e0e\u4e1a\u52a1\u6570\u636e\u3002\u4f7f\u7528\u4f4d\u4e8e\u9999\u6e2f\u7684 VPS \u81ea\u5efa VPN\uff0c\u65e2\u80fd\u517c\u987e\u8bbf\u95ee\u901f\u5ea6\u4e0e\u6cd5\u5f8b\u73af\u5883\uff0c\u4e5f\u80fd\u4e3a\u8fdc\u7a0b\u529e\u516c\u3001\u670d\u52a1\u5668\u8fd0\u7ef4\u548c\u8de8\u5883\u670d\u52a1\u63d0\u4f9b\u53ef\u9760\u7684\u7f51\u7edc\u901a\u9053\u3002\u672c\u6587\u5c06\u4ece\u6280\u672f\u539f\u7406\u3001\u5178\u578b\u5e94\u7528\u573a\u666f\u3001\u4e0e\u5176\u4ed6\u65b9\u6848\uff08\u5982\u7f8e\u56fdVPS\u3001\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u5bf9\u6bd4\u7684\u4f18\u52bf\uff0c\u4ee5\u53ca\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae\u7b49\u65b9\u9762\uff0c\u6df1\u5165\u89e3\u6790\u5982\u4f55\u9ad8\u6548\u5b88\u62a4\u60a8\u7684\u4e0a\u7f51\u9690\u79c1\u3002<\/p>\n<h2>\u81ea\u5efa VPN \u7684\u5de5\u4f5c\u539f\u7406\u4e0e\u5e38\u7528\u534f\u8bae<\/h2>\n<p>\u81ea\u5efa VPN \u7684\u6838\u5fc3\u662f\u5728 VPS 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net.ipv4.ip_forward=1\uff09\u3002<\/li>\n<li><strong>WireGuard<\/strong>\uff1a\u73b0\u4ee3\u8f7b\u91cf\u52a0\u5bc6\u534f\u8bae\uff0c\u57fa\u4e8e\u516c\u94a5\u52a0\u5bc6\uff0c\u6027\u80fd\u4f18\u8d8a\uff0c\u5ef6\u8fdf\u4f4e\u3002\u914d\u7f6e\u7b80\u6d01\uff0c\u901a\u5e38\u901a\u8fc7 systemd \u7ba1\u7406\u63a5\u53e3\uff08wg-quick\uff09\u3002\u6ce8\u610f MTU \u4e0e\u8def\u7531\u7b56\u7565\u7684\u8c03\u4f18\u4ee5\u83b7\u5f97\u6700\u4f73\u6027\u80fd\u3002<\/li>\n<li><strong>IPSec \/ IKEv2<\/strong>\uff1a\u4f01\u4e1a\u7ea7\u65b9\u6848\uff0c\u517c\u5bb9\u591a\u6570\u79fb\u52a8\u8bbe\u5907\u4e0e\u5185\u7f6e\u7cfb\u7edf\uff0c\u9002\u7528\u4e8e\u9700\u8981\u4e0e\u4f01\u4e1a\u7f51\u5173\u5bf9\u63a5\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<p>\u90e8\u7f72\u65f6\u9700\u5173\u6ce8\u7684\u5e95\u5c42\u6280\u672f\u70b9\u6709\uff1a<\/p>\n<ul>\n<li><strong>IP \u8f6c\u53d1\u4e0e\u9632\u706b\u5899\u89c4\u5219<\/strong>\uff1a\u542f\u7528 sysctl \u7684 ip_forward\uff0c\u914d\u7f6e iptables\/nftables 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HSTS\u3001\u5f3a\u52a0\u5bc6\u5957\u4ef6\u3002<\/li>\n<li><strong>\u65e5\u5fd7\u4e0e\u9690\u79c1\u7b56\u7565<\/strong>\uff1a\u5c3d\u91cf\u51cf\u5c11\u65e5\u5fd7\u8bb0\u5f55\uff08\u5c24\u5176\u662f\u8bbf\u95ee\u65e5\u5fd7\u4e0e\u6570\u636e\u5305\u5185\u5bb9\uff09\uff0c\u82e5\u9700\u8bb0\u5f55\u5219\u660e\u786e\u4fdd\u7559\u671f\u9650\u4e0e\u52a0\u5bc6\u5b58\u50a8\u7b56\u7565\uff0c\u4ee5\u6ee1\u8db3\u5408\u89c4\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2>\u5178\u578b\u5e94\u7528\u573a\u666f\u4e0e\u90e8\u7f72\u793a\u4f8b<\/h2>\n<h3>\u8fdc\u7a0b\u529e\u516c\u4e0e\u5b89\u5168\u63a5\u5165\u516c\u53f8\u8d44\u6e90<\/h3>\n<p>\u4f01\u4e1a\u5458\u5de5\u901a\u8fc7\u9999\u6e2f VPS \u81ea\u5efa\u7684 WireGuard \u6216 IKEv2 VPN \u5b89\u5168\u8bbf\u95ee\u5185\u7f51\u7cfb\u7edf\u3001Git \u4ed3\u5e93\u3001\u6570\u636e\u5e93\u5907\u4efd\u7b49\u8d44\u6e90\u3002\u76f8\u6bd4\u76f4\u63a5\u66b4\u9732\u7ba1\u7406\u63a5\u53e3\uff0c\u81ea\u5efa VPN \u53ef\u4ee5\u4f5c\u4e3a\u8df3\u677f\uff0c\u914d\u5408 LDAP\/AD \u6216\u8bc1\u4e66\u53cc\u56e0\u7d20\u589e\u5f3a\u8ba4\u8bc1\u3002<\/p>\n<h3>\u8de8\u5883\u8bbf\u95ee\u4e0eCDN\u56de\u6e90\u4f18\u5316<\/h3>\n<p>\u5f53\u4e1a\u52a1\u9700\u4ece\u4e2d\u56fd\u5927\u9646\u8bbf\u95ee\u6d77\u5916\u670d\u52a1\uff0c\u9009\u7528\u9999\u6e2f\u670d\u52a1\u5668\u4f5c\u4e3a\u4e2d\u8f6c\u8282\u70b9\u53ef\u6709\u6548\u964d\u4f4e\u8de8\u5883\u4e22\u5305\u7387\u548c\u5ef6\u8fdf\u3002\u4e0e\u4f7f\u7528\u7f8e\u56fdVPS \u6216\u7f8e\u56fd\u670d\u52a1\u5668 \u76f8\u6bd4\uff0c\u9999\u6e2fVPS \u5728\u4e9a\u6d32\u94fe\u8def\u4e0a\u901a\u5e38\u5177\u5907\u66f4\u4f4e\u5ef6\u8fdf\u4e0e\u66f4\u7a33\u5b9a\u7684 RTT\u3002<\/p>\n<h3>\u5bf9\u5916\u670d\u52a1\u4fdd\u62a4\u4e0e\u6d41\u91cf\u51fa\u53e3\u63a7\u5236<\/h3>\n<p>\u5bf9\u4e8e\u7ad9\u957f\u4e0e\u670d\u52a1\u63d0\u4f9b\u5546\uff0c\u53ef\u4ee5\u5c06\u5bf9\u5916 API\u3001\u722c\u866b\u6d41\u91cf\u7b49\u7ecf\u7531\u81ea\u5efa VPN \u51fa\u53e3\uff0c\u7edf\u4e00\u51fa\u53e3 IP \u5e76\u901a\u8fc7\u6d41\u91cf\u63a7\u5236\u4e0e WAF \u63d0\u524d\u62e6\u622a\u5f02\u5e38\u8bf7\u6c42\uff0c\u4ece\u800c\u7ef4\u62a4\u4e1a\u52a1\u7a33\u5b9a\u3002<\/p>\n<h2>\u4e0e\u6258\u7ba1 VPN \u670d\u52a1\u3001\u7f8e\u56fd VPS \u7b49\u65b9\u6848\u7684\u4f18\u52bf\u5bf9\u6bd4<\/h2>\n<ul>\n<li><strong>\u63a7\u5236\u6743\u4e0e\u9690\u79c1<\/strong>\uff1a\u81ea\u5efa VPN \u63d0\u4f9b\u5b8c\u5168\u63a7\u5236\u7684\u52a0\u5bc6\u7b56\u7565\u4e0e\u65e5\u5fd7\u7b56\u7565\uff0c\u4f18\u4e8e\u6258\u7ba1 VPN \u670d\u52a1\u7684\u9ed1\u7bb1\u5f0f\u5904\u7406\u3002\u76f8\u8f83\u4e8e\u5728\u7f8e\u56fdVPS \u6216\u7f8e\u56fd\u670d\u52a1\u5668 \u4e0a\u90e8\u7f72\uff0c\u9999\u6e2fVPS \u5728\u9002\u914d\u56fd\u5185\/\u4e9a\u6d32\u7528\u6237\u8bbf\u95ee\u4f53\u9a8c\u4e0a\u5177\u6709\u660e\u663e\u4f18\u52bf\u3002<\/li>\n<li><strong>\u6027\u80fd\u4e0e\u5ef6\u8fdf<\/strong>\uff1a\u9009\u62e9\u5730\u7406\u4f4d\u7f6e\u9760\u8fd1\u76ee\u6807\u7528\u6237\u7684 VPS\uff08\u5982\u9999\u6e2f\u670d\u52a1\u5668\uff09\u901a\u5e38\u80fd\u663e\u8457\u964d\u4f4e\u5ef6\u8fdf\u5e76\u63d0\u5347\u541e\u5410\u3002\u82e5\u76ee\u6807\u7528\u6237\u96c6\u4e2d\u5728\u7f8e\u6d32\u6216\u9700\u8bbf\u95ee\u7f8e\u670d\uff0c\u5219\u53ef\u8003\u8651\u7f8e\u56fd\u670d\u52a1\u5668 \u6216\u7f8e\u56fdVPS \u4f5c\u4e3a\u51fa\u53e3\uff0c\u4ee5\u4f18\u5316\u56fd\u9645\u94fe\u8def\u3002<\/li>\n<li><strong>\u5408\u89c4\u4e0e\u5ba1\u67e5\u98ce\u9669<\/strong>\uff1a\u4e0d\u540c\u53f8\u6cd5\u8f96\u533a\u5bf9\u6570\u636e\u4fdd\u7559\u548c\u5ba1\u67e5\u8981\u6c42\u4e0d\u540c\u3002\u9999\u6e2f\u7684\u6cd5\u5f8b\u73af\u5883\u4e0e\u6570\u636e\u653f\u7b56\u5728\u67d0\u4e9b\u573a\u666f\u4e0b\u66f4\u6709\u5229\u4e8e\u4f01\u4e1a\u5e73\u8861\u9690\u79c1\u4e0e\u5408\u89c4\u3002<\/li>\n<li><strong>\u6210\u672c\u4e0e\u53ef\u6269\u5c55\u6027<\/strong>\uff1a\u81ea\u5efa\u65b9\u6848\u5728\u957f\u671f\u8fd0\u7ef4\u4e0a\u6210\u672c\u53ef\u63a7\uff0c\u53ef\u6839\u636e\u4e1a\u52a1\u589e\u957f\u6c34\u5e73\u7075\u6d3b\u5347\u7ea7 VPS \u914d\u7f6e\u6216\u589e\u52a0\u8282\u70b9\uff0c\u7ed3\u5408\u8d1f\u8f7d\u5747\u8861\u4e0e Anycast DNS \u5b9e\u73b0\u9ad8\u53ef\u7528\u3002<\/li>\n<\/ul>\n<h2>\u9009\u8d2d\u9999\u6e2f VPS \u4e0e\u90e8\u7f72\u5efa\u8bae<\/h2>\n<p>\u5728\u9009\u62e9\u7528\u4e8e\u81ea\u5efa VPN \u7684\u9999\u6e2f VPS \u65f6\uff0c\u4ee5\u4e0b\u6280\u672f\u56e0\u7d20\u5c24\u4e3a\u5173\u952e\uff1a<\/p>\n<ul>\n<li><strong>\u7f51\u7edc\u5e26\u5bbd\u4e0e\u5cf0\u503c\u541e\u5410<\/strong>\uff1a\u6839\u636e\u5e76\u53d1\u5ba2\u6237\u7aef\u6570\u4e0e\u9884\u8ba1\u6d41\u91cf\u9009\u53d6\u5408\u9002\u5e26\u5bbd\u3002\u6ce8\u610f\u67e5\u770b\u673a\u623f\u5bf9\u4e0a\u884c\/\u4e0b\u884c\u9650\u901f\u7b56\u7565\u4ee5\u53ca\u6d41\u91cf\u8ba1\u8d39\u65b9\u5f0f\u3002<\/li>\n<li><strong>\u5ef6\u8fdf\u4e0e\u7f51\u7edc\u8def\u7531<\/strong>\uff1a\u6d4b\u8bd5\u5230\u76ee\u6807\u7528\u6237\u7fa4\uff08\u5982\u4e2d\u56fd\u5927\u9646\u3001\u65e5\u672c\u3001\u4e1c\u5357\u4e9a\uff09\u7684 RTT \u4e0e\u4e22\u5305\u7387\u3002\u9999\u6e2f\u670d\u52a1\u5668 \u5e38\u89c1\u7684\u591a\u7ebf BGP \u94fe\u8def\u80fd\u5e26\u6765\u66f4\u7a33\u5b9a\u7684\u56fd\u9645\u51fa\u53e3\u8d28\u91cf\u3002<\/li>\n<li><strong>CPU \u4e0e\u52a0\u5bc6\u6027\u80fd<\/strong>\uff1a\u52a0\u5bc6\/\u89e3\u5bc6\u5bf9 CPU \u6709\u8f83\u9ad8\u8981\u6c42\uff0c\u5c24\u5176\u662f OpenVPN\/TLS \u5bc6\u96c6\u578b\u5de5\u4f5c\u8d1f\u8f7d\u3002\u4f18\u5148\u9009\u62e9\u652f\u6301 AES-NI \u7684\u5904\u7406\u5668\u4ee5\u63d0\u5347\u52a0\u5bc6\u6027\u80fd\u3002<\/li>\n<li><strong>\u5185\u5b58\u4e0e\u5e76\u53d1\u8fde\u63a5\u6570<\/strong>\uff1aWireGuard \u5bf9\u5185\u5b58\u53cb\u597d\uff0c\u4f46\u5e76\u53d1\u96a7\u9053\u4e0e\u5927\u89c4\u6a21 NAT \u9700\u8db3\u591f RAM \u652f\u6301 connection tracking\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\u4e0e\u8fd0\u7ef4\u80fd\u529b<\/strong>\uff1a\u9009\u62e9\u63d0\u4f9b\u5feb\u7167\u3001\u5907\u4efd\u3001DDOS \u9632\u62a4\u4e0e\u63a7\u5236\u53f0\u8bbf\u95ee\uff08KVM-over-IP\uff09\u7684 VPS \u670d\u52a1\uff0c\u4ee5\u4fbf\u4e8e\u707e\u5907\u4e0e\u5e94\u6025\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<p>\u90e8\u7f72\u6d41\u7a0b\uff08\u7b80\u8981\uff09\uff1a<\/p>\n<ul>\n<li>\u8d2d\u4e70\u9999\u6e2f VPS \u5e76\u5b8c\u6210\u57fa\u672c\u7cfb\u7edf\uff08Ubuntu\/CentOS\/AlmaLinux\uff09\u66f4\u65b0\u4e0e\u5b89\u5168\u52a0\u56fa\u3002<\/li>\n<li>\u5b89\u88c5\u5e76\u914d\u7f6e\u6240\u9009 VPN \u670d\u52a1\uff08WireGuard \u6216 OpenVPN\uff09\uff0c\u751f\u6210\u5bc6\u94a5\/\u8bc1\u4e66\uff0c\u5efa\u7acb\u5ba2\u6237\u7aef\u914d\u7f6e\u6a21\u677f\u3002<\/li>\n<li>\u914d\u7f6e iptables\/nftables\u3001sysctl\uff08net.ipv4.ip_forward=1\uff0cnet.ipv4.tcp_syncookies=1 \u7b49\uff09\uff0c\u4ee5\u53ca DNS \u9632\u6cc4\u9732\u7b56\u7565\u3002<\/li>\n<li>\u542f\u7528\u81ea\u52a8\u5316\u8fd0\u7ef4\u811a\u672c\uff08systemd\u3001cron\uff09\uff0c\u914d\u7f6e\u8bc1\u4e66\u81ea\u52a8\u7eed\u671f\uff08Let\u2019s Encrypt\uff09\u3001\u65e5\u5fd7\u8f6e\u8f6c\u4e0e\u5907\u4efd\u3002<\/li>\n<li>\u8fdb\u884c\u538b\u529b\u6d4b\u8bd5\u4e0e\u591a\u533a\u57df\u8fde\u901a\u6027\u6d4b\u8bd5\uff0c\u8c03\u6574 MTU\uff08\u5e38\u89c1\u503c 1420\uff09\u3001\u5e76\u53d1\u8fde\u63a5\u53c2\u6570\u4e0e TCP BBR 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\u5728\u4e9a\u6d32\u8bbf\u95ee\u4f53\u9a8c\u548c\u8de8\u5883\u7a33\u5b9a\u6027\u65b9\u9762\u901a\u5e38\u66f4\u4e3a\u4f18\u8d8a\uff1b\u4f46\u82e5\u76ee\u6807\u7528\u6237\u6216\u670d\u52a1\u91cd\u5fc3\u5728\u7f8e\u6d32\uff0c\u5219\u53ef\u8003\u8651\u7f8e\u56fd\u670d\u52a1\u5668 \u4f5c\u4e3a\u8865\u5145\u51fa\u53e3\u8282\u70b9\u3002<\/p>\n<p>\u5982\u679c\u60a8\u8ba1\u5212\u5f00\u59cb\u90e8\u7f72\u6216\u6269\u5c55\u81ea\u5efa VPN\uff0c\u5efa\u8bae\u4ece\u5c0f\u89c4\u6a21\u8bd5\u70b9\u5f00\u59cb\uff0c\u6d4b\u8bd5\u4e0d\u540c\u534f\u8bae\uff08WireGuard vs OpenVPN\uff09\u3001\u8fdb\u884c MTU \u4e0e\u5185\u6838\u4f18\u5316\uff0c\u518d\u9010\u6b65\u6269\u5c55\u8282\u70b9\u4e0e\u5e26\u5bbd\u3002\u6b32\u4e86\u89e3\u66f4\u591a\u9999\u6e2f VPS \u7684\u914d\u7f6e\u9009\u9879\u4e0e\u89c4\u683c\uff0c\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u8d44\u6e90\uff1a<\/p>\n<p><a href=\"https:\/\/www.server.hk\/\">Server.HK<\/a> | <a href=\"https:\/\/www.server.hk\/cloud.php\">\u9999\u6e2fVPS 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