{"id":524,"date":"2026-07-06T06:08:30","date_gmt":"2026-07-06T06:08:30","guid":{"rendered":"https:\/\/rufreevpn.org\/"},"modified":"2026-07-06T06:29:46","modified_gmt":"2026-07-06T06:29:46","slug":"what-is-a-vpn-protocol","status":"publish","type":"post","link":"https:\/\/rufreevpn.org\/zh\/post\/what-is-a-vpn-protocol\/","title":{"rendered":"\u4ec0\u4e48\u662fVPN\u534f\u8bae\uff1f"},"content":{"rendered":"

VPN\u534f\u8bae\u662f\u4e00\u5957\u6807\u51c6\u5316\u7684\u89c4\u5219\u548c\u6307\u4ee4\uff0c\u7cbe\u786e\u89c4\u5b9a\u4e86\u6570\u636e\u5728\u8bbe\u5907\u4e0eVPN\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4f20\u8f93\u65b9\u5f0f\u3002\u53ef\u5c06\u5176\u89c6\u4e3a\u5b89\u5168\u96a7\u9053\u7684\"\u64cd\u4f5c\u624b\u518c\"\uff0c\u5b9a\u4e49\u4e86\u52a0\u5bc6\u3001\u8ba4\u8bc1\u548c\u6570\u636e\u5b8c\u6574\u6027\u6240\u91c7\u7528\u7684\u5177\u4f53\u65b9\u6cd5\u3002\u867d\u7136VPN\u672c\u8eab\u8d1f\u8d23\u5efa\u7acb\u8fde\u63a5\uff0c\u4f46\u534f\u8bae\u51b3\u5b9a\u4e86\u901f\u5ea6\u3001\u5b89\u5168\u6027\u548c\u7a33\u5b9a\u6027\u4e4b\u95f4\u7684\u5173\u952e\u5e73\u8861\u3002\u4f8b\u5982\uff0c\u67d0\u4e9b\u534f\u8bae\u4f18\u5148\u91c7\u7528\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\u4ee5\u786e\u4fdd\u6700\u5927\u9690\u79c1\u4fdd\u62a4\uff0c\u800c\u53e6\u4e00\u4e9b\u5219\u901a\u8fc7\u51cf\u5c11\u5f00\u9500\u6765\u4e3a\u6d41\u5a92\u4f53\u6216\u6e38\u620f\u63d0\u4f9b\u6700\u5feb\u901f\u5ea6\u3002<\/p>\n\n\n\n

\n

\u5e38\u89c1VPN\u534f\u8bae<\/h3>\n

\u4e0d\u540c\u7684\u534f\u8bae\u4f7f\u7528\u4e0d\u540c\u7684\u52a0\u5bc6\u6280\u672f\u6765\u5904\u7406\u60a8\u7684\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u6700\u5e38\u7528\u534f\u8bae\u7684\u8be6\u7ec6\u8bf4\u660e\uff1a<\/p>\n \n

\n \n \n \n \n \n \n \n \n
\u534f\u8bae<\/th>\n \u5173\u952e\u7279\u6027\u4e0e\u5e94\u7528\u573a\u666f<\/th>\n <\/tr>\n <\/thead>\n
\n WireGuard<\/a>\n <\/td>\n \u73b0\u4ee3\u6807\u51c6\u4ee5\u5176\u7cbe\u7b80\u7684\u4ee3\u7801\u5e93\u548c\u5353\u8d8a\u7684\u901f\u5ea6\u800c\u95fb\u540d\u3002\u975e\u5e38\u9002\u5408\u9ad8\u6027\u80fd\u7f51\u7edc\u548c\u4f4e\u5ef6\u8fdf\u573a\u666f\u3002<\/td>\n <\/tr>\n
\n OpenVPN<\/a>\n <\/td>\n \u4e00\u4e2a\u9ad8\u5ea6\u901a\u7528\u3001\u5f00\u6e90\u7684\u534f\u8bae\uff0c\u88ab\u5e7f\u6cdb\u8ba4\u4e3a\u662f\u5b89\u5168\u548c\u7ed5\u8fc7\u80fd\u529b\u7684\u884c\u4e1a\u53ef\u9760\u6807\u51c6\u3002<\/td>\n <\/tr>\n
\n IKEv2\/IPsec<\/a>\n <\/td>\n \u975e\u5e38\u9002\u5408\u79fb\u52a8\u8bbe\u5907\uff0c\u56e0\u4e3a\u5728Wi-Fi\u548c\u8702\u7a9d\u6570\u636e\u4e4b\u95f4\u5207\u6362\u65f6\uff0c\u5b83\u80fd\u9ad8\u6548\u5730\u91cd\u65b0\u5efa\u7acb\u8fde\u63a5\u3002<\/td>\n <\/tr>\n
\n L2TP\/IPsec<\/a>\n <\/td>\n \u4e00\u79cd\u8f83\u65e7\u7684\u534f\u8bae\uff0c\u901a\u5e38\u901f\u5ea6\u8f83\u6162\uff0c\u4f46\u4ecd\u7528\u4e8e\u65e7\u7cfb\u7edf\u548c\u65e7\u786c\u4ef6\u7684\u57fa\u672c\u517c\u5bb9\u6027\u3002<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n<\/div>\n\n\n\n

WireGuard\uff1a\u73b0\u4ee3\u5b89\u5168\u96a7\u9053\u6807\u51c6<\/h2>\n\n\n\n

WireGuard \u6807\u5fd7\u7740\u5b89\u5168\u7f51\u7edc\u9886\u57df\u7684\u91cd\u5927\u98de\u8dc3\uff0c\u4f5c\u4e3aIPsec\u548cOpenVPN\u7b49\u4f20\u7edf\u534f\u8bae\u7684\u7b80\u6d01\u73b0\u4ee3\u66ff\u4ee3\u65b9\u6848\u5e94\u8fd0\u800c\u751f\u3002\u7531Jason Donenfeld\u521b\u5efa\uff0c\u5176\u76ee\u6807\u7b80\u5355\u660e\u786e\uff1a\u6d88\u9664\u8fc7\u53bb\u81c3\u80bf\u7684\u67b6\u6784\u3002\u5f53\u4f20\u7edf\u534f\u8bae\u88ab\u6570\u5341\u4e07\u884c\u4ee3\u7801\u7684\u5e9e\u5927\u4ee3\u7801\u5e93\u62d6\u7d2f\u65f6\uff0cWireGuard\u4ec5\u4ee5\u7ea64000\u884c\u4ee3\u7801\u8fd0\u884c\u3002\u8fd9\u79cd\u6781\u7b80\u4e3b\u4e49\u662f\u7edd\u5999\u7684\u5b89\u5168\u7b56\u7565\u2014\u2014\u66f4\u7d27\u51d1\u7684\u4ee3\u7801\u5e93\u610f\u5473\u7740\u653b\u51fb\u9762\u663e\u8457\u7f29\u5c0f\uff0c\u4f7f\u72ec\u7acb\u5ba1\u8ba1\u53d8\u5f97\u7b80\u5355\u76f4\u63a5\uff0c\u5b89\u5168\u8865\u4e01\u7684\u90e8\u7f72\u901f\u5ea6\u4e5f\u5feb\u5982\u95ea\u7535\u3002<\/p>\n\n\n\n

\"WireGuard\"
WireGuard<\/figcaption><\/figure>\n\n\n\n

WireGuard \u4e0d\u4ec5\u5b89\u5168\uff0c\u66f4\u4ee5\u539f\u59cb\u6027\u80fd\u4e3a\u8bbe\u8ba1\u6838\u5fc3\u3002\u901a\u8fc7\u76f4\u63a5\u5728 Linux \u5185\u6838\u7a7a\u95f4\u8fd0\u884c\uff0c\u5b83\u7ed5\u8fc7\u4e86\u4f20\u7edf\u7528\u6237\u7a7a\u95f4\u534f\u8bae\u56e0\u6027\u80fd\u5f00\u9500\u548c\u4e0a\u4e0b\u6587\u5207\u6362\u5bfc\u81f4\u7684\u5ef6\u8fdf\u3002\u6452\u5f03\u8fc7\u65f6\u52a0\u5bc6\u65b9\u6848\uff0c\u91c7\u7528\u7531 ChaCha20\u3001Curve25519 \u548c Poly1305 \u7ec4\u6210\u7684\u5c16\u7aef\u52a0\u5bc6\u5957\u4ef6\u3002\u8fd9\u4e9b\u73b0\u4ee3\u7b97\u6cd5\u5373\u4fbf\u5728\u7f3a\u4e4f AES \u786c\u4ef6\u52a0\u901f\u7684\u8bbe\u5907\u4e0a\u4e5f\u80fd\u9ad8\u6548\u8fd0\u884c\u3002\u6700\u7ec8\u5b9e\u73b0\u8fd1\u4e4e\u77ac\u65f6\u7684\u8fde\u63a5\u5efa\u7acb\u3001\u65e0\u7f1d\u7f51\u7edc\u5207\u6362\u4e0e\u65e0\u4e0e\u4f26\u6bd4\u7684\u6027\u80fd\u8868\u73b0\u3002<\/p>\n\n\n\n

OpenVPN\u7684\u4f20\u7edf\u4e0e\u529b\u91cf<\/h2>\n\n\n\n

\u8fd1\u4e8c\u5341\u5e74\u6765\uff0cOpenVPN\u4e00\u76f4\u662f\u521b\u5efa\u5b89\u5168\u70b9\u5bf9\u70b9\u548c\u7ad9\u70b9\u5230\u7ad9\u70b9\u8fde\u63a5\u7684\u6743\u5a01\u884c\u4e1a\u6807\u51c6\u3002\u8be5\u5f00\u6e90\u534f\u8bae\u4e8e2001\u5e74\u53d1\u5e03\uff0c\u901a\u8fc7\u63d0\u4f9b\u900f\u660e\u4e14\u9ad8\u5ea6\u53ef\u5b9a\u5236\u7684\u6570\u636e\u5b89\u5168\u65b9\u5f0f\u5f7b\u5e95\u6539\u53d8\u4e86\u884c\u4e1a\u683c\u5c40\u3002\u5176\u957f\u4e45\u751f\u547d\u529b\u4e3b\u8981\u6e90\u4e8e\"\u4e45\u7ecf\u8003\u9a8c\"\u7684\u7279\u6027\u2014\u2014\u7531\u4e8e\u6e90\u4ee3\u7801\u5bf9\u6240\u6709\u4eba\u5f00\u653e\u5ba1\u67e5\uff0c\u5b83\u7ecf\u5386\u4e86\u6570\u5341\u5e74\u7684\u4e25\u683c\u72ec\u7acb\u5ba1\u8ba1\u3002\u8fd9\u79cd\u900f\u660e\u5ea6\u5efa\u7acb\u4e86\u5176\u4ed6\u534f\u8bae\u96be\u4ee5\u4f01\u53ca\u7684\u4fe1\u4efb\u5ea6\uff0c\u4f7f\u5176\u6210\u4e3a\u6ce8\u91cd\u9690\u79c1\u7684\u7ec4\u7ec7\u548c\u4f18\u5148\u8003\u8651\u6210\u719f\u53ef\u9760\u6027\u800c\u975e\u5b9e\u9a8c\u6027\u901f\u5ea6\u7684\u4e2a\u4eba\u7528\u6237\u7684\u9996\u9009\u3002<\/p>\n\n\n\n

\"OpenVPN
OpenVPN \u7684\u5de5\u4f5c\u539f\u7406<\/figcaption><\/figure>\n\n\n\n

OpenVPN\u6700\u663e\u8457\u7684\u4f18\u52bf\u4e4b\u4e00\uff0c\u5728\u4e8e\u5176\u7ed5\u8fc7\u9650\u5236\u6027\u9632\u706b\u5899\u548c\u7f51\u7edc\u5ba1\u67e5\u65f6\u65e0\u4e0e\u4f26\u6bd4\u7684\u7075\u6d3b\u6027\u3002\u4e0e\u8bb8\u591a\u88ab\u9650\u5236\u5728\u7279\u5b9a\u7aef\u53e3\u7684\u534f\u8bae\u4e0d\u540c\uff0cOpenVPN\u53ef\u914d\u7f6e\u4e3a\u5728UDP\uff08\u8ffd\u6c42\u6781\u81f4\u901f\u5ea6\uff09\u548cTCP\uff08\u8ffd\u6c42\u6700\u9ad8\u53ef\u9760\u6027\uff09\u4e24\u79cd\u6a21\u5f0f\u4e0b\u8fd0\u884c\u3002\u901a\u8fc7\u4f7f\u7528TCP 443\u7aef\u53e3\u2014\u2014\u5373\u6807\u51c6HTTPS\u7f51\u9875\u6d41\u91cf\u4f7f\u7528\u7684\u540c\u4e00\u7aef\u53e3\u2014\u2014OpenVPN\u80fd\u6709\u6548\u5c06VPN\u6570\u636e\u4f2a\u88c5\u6210\u666e\u901a\u4e92\u8054\u7f51\u6d4f\u89c8\u884c\u4e3a\u3002\u8fd9\u4f7f\u5f97\u5b83\u6210\u4e3a\u9ad8\u5ba1\u67e5\u73af\u5883\u7528\u6237\u7684\u5f3a\u5927\u5de5\u5177\uff0c\u56e0\u4e3a\u5728\u6b64\u7c7b\u73af\u5883\u4e2d\uff0c\u5176\u4ed6VPN\u7279\u5f81\u6781\u6613\u88ab\u6df1\u5ea6\u5305\u68c0\u6d4b\uff08DPI\uff09\u8bc6\u522b\u5e76\u5c01\u9501\u3002<\/p>\n\n\n\n

OpenVPN\u7684\u5b89\u5168\u57fa\u7840\u5efa\u7acb\u5728OpenSSL\u5e93\u4e4b\u4e0a\uff0c\u8fd9\u4f7f\u5176\u80fd\u591f\u4f7f\u7528\u5927\u91cf\u9ad8\u7ea7\u52a0\u5bc6\u7b97\u6cd5\u3002\u5b83\u6700\u5e38\u91c7\u7528AES-256\u52a0\u5bc6\uff0c\u8fd9\u4e00\u6807\u51c6\u56e0\u5176\u9ad8\u5b89\u5168\u6027\u800c\u88ab\u5168\u7403\u653f\u5e9c\u548c\u519b\u4e8b\u673a\u6784\u5e7f\u6cdb\u4f7f\u7528\u3002\u9664\u57fa\u7840\u52a0\u5bc6\u5916\uff0cOpenVPN\u8fd8\u652f\u6301\u591a\u79cd\u8ba4\u8bc1\u65b9\u5f0f\uff0c\u5305\u62ec\u6570\u5b57\u8bc1\u4e66\u3001\u9884\u5171\u4eab\u5bc6\u94a5\u4ee5\u53ca\u591a\u56e0\u7d20\u8ba4\u8bc1\u3002<\/p>\n\n\n\n

\u7136\u800c\uff0c\u8fd9\u79cd\u591a\u529f\u80fd\u6027\u7684\u4ee3\u4ef7\u662f\u6027\u80fd\u635f\u8017\u3002OpenVPN\u62e5\u6709\u8d85\u8fc710\u4e07\u884c\u4ee3\u7801\u7684\u5e9e\u5927\u4ee3\u7801\u5e93\uff0c\u6bd4\u66f4\u65b0\u3001\u66f4\u7cbe\u7b80\u7684\u534f\u8bae\u66f4\u96be\u7ef4\u62a4\u548c\u5ba1\u8ba1\u3002\u6b64\u5916\uff0c\u7531\u4e8eOpenVPN\u5728\u64cd\u4f5c\u7cfb\u7edf\u7684\"\u7528\u6237\u7a7a\u95f4\"\u4e2d\u8fd0\u884c\uff0c\u52a0\u5bc6\u548c\u89e3\u5bc6\u6570\u636e\u9700\u8981\u66f4\u591aCPU\u8d44\u6e90\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u66f4\u9ad8\u7684\u5ef6\u8fdf\u548c\u79fb\u52a8\u8bbe\u5907\u7535\u6c60\u6d88\u8017\u589e\u52a0\u3002\u867d\u7136\u8fd9\u79cd\u5e7f\u6cdb\u7684\u529f\u80fd\u96c6\u5141\u8bb8\u9ad8\u5ea6\"\u5fae\u8c03\"\uff0c\u4f46\u4e5f\u5e26\u6765\u4e86\u9661\u5ced\u7684\u5b66\u4e60\u66f2\u7ebf\uff0c\u9700\u8981\u6bd4WireGuard\u7b49\u73b0\u4ee3\u66ff\u4ee3\u65b9\u6848\u66f4\u6df1\u5165\u7684\u6280\u672f\u77e5\u8bc6\u3002\u5c3d\u7ba1\u5b58\u5728\u8fd9\u4e9b\u7f3a\u70b9\uff0cOpenVPN\u4ecd\u7136\u662f\u6570\u5b57\u5b89\u5168\u7684\u5173\u952e\u652f\u67f1\uff0c\u56e0\u5176\u6781\u9ad8\u7684\u7075\u6d3b\u6027\u548c\u4e8c\u5341\u5e74\u6765\u5728\u5b9e\u6218\u4e2d\u9a8c\u8bc1\u7684\u53ef\u9760\u6027\u800c\u5907\u53d7\u63a8\u5d07\u3002<\/p>\n\n\n\n

The Reliability and Mobility of IKEv2\/IPsec<\/h2>\n\n\n\n

IKEv2\uff08\u4e92\u8054\u7f51\u5bc6\u94a5\u4ea4\u6362\u7b2c\u4e8c\u7248\uff09\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u96a7\u9053\u534f\u8bae\uff0c\u901a\u5e38\u4e0eIPsec\u914d\u5408\u4f7f\u7528\u4ee5\u5b9e\u73b0\u52a0\u5bc6\u548c\u8eab\u4efd\u9a8c\u8bc1\u3002\u7531\u5fae\u8f6f\u548c\u601d\u79d1\u8054\u5408\u5f00\u53d1\uff0c\u8be5\u534f\u8bae\u51ed\u501f\u5728\u7f51\u7edc\u5207\u6362\u65f6\u4fdd\u6301\u6301\u4e45\u8fde\u63a5\u7684\u72ec\u7279\u80fd\u529b\uff0c\u5df2\u6210\u4e3aVPN\u884c\u4e1a\u7684\u6807\u51c6\u914d\u7f6e\u3002\u4e0e\u65e7\u534f\u8bae\u5728\u8bbe\u5907\u5931\u53bb\u4fe1\u53f7\u6216\u5207\u6362\u57fa\u7ad9\u65f6\u53ef\u80fd\u65ad\u5f00\u8fde\u63a5\u4e0d\u540c\uff0cIKEv2\u5177\u5907\"MOBIKE\"\uff08\u79fb\u52a8\u6027\u4e0e\u591a\u5bbf\u4e3b\uff09\u529f\u80fd\u3002\u8fd9\u4f7f\u5f97\u5b83\u5728\u9891\u7e41\u5207\u6362Wi-Fi\u548c\u8702\u7a9d\u6570\u636e\u7684\u79fb\u52a8\u7528\u6237\u4e2d\u8868\u73b0\u51fa\u5353\u8d8a\u7684\u7a33\u5b9a\u6027\uff0c\u80fd\u5728\u51e0\u4e4e\u77ac\u95f4\u91cd\u5efa\u5b89\u5168\u96a7\u9053\uff0c\u65e0\u9700\u7528\u6237\u624b\u52a8\u91cd\u65b0\u8fde\u63a5\u3002\n\n\u4ece\u5b89\u5168\u89d2\u5ea6\u6765\u770b\uff0cIKEv2\/IPsec\u56e0\u5176\u5f3a\u5927\u7684\u52a0\u5bc6\u652f\u6301\u548c\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u80fd\u529b\u5907\u53d7\u63a8\u5d07\u3002\u5b83\u5229\u7528IPsec\u5957\u4ef6\u4e3a\u6570\u636e\u5305\u63d0\u4f9b\u5b89\u5168\u5c42\uff0c\u901a\u5e38\u91c7\u7528AES-256\u52a0\u5bc6\u786e\u4fdd\u622a\u83b7\u7684\u6570\u636e\u65e0\u6cd5\u88ab\u89e3\u8bfb\u3002\u5176\u6838\u5fc3\u6280\u672f\u4f18\u52bf\u4e4b\u4e00\u5728\u4e8e\u88ab\u4f17\u591a\u64cd\u4f5c\u7cfb\u7edf\u539f\u751f\u652f\u6301\uff0c\u5305\u62ecWindows\u3001macOS\u548ciOS\u3002\u8fd9\u79cd\u539f\u751f\u652f\u6301\u610f\u5473\u7740\u7528\u6237\u65e0\u9700\u5b89\u88c5\u7b2c\u4e09\u65b9\u8f6f\u4ef6\u5373\u53ef\u914d\u7f6eVPN\u8fde\u63a5\uff0c\u4ece\u800c\u83b7\u5f97\u66f4\u7b80\u6d01\u3001\u66f4\u96c6\u6210\u7684\u4f7f\u7528\u4f53\u9a8c\uff0c\u540c\u65f6\u51cf\u5c11\u5bf9\u8bbe\u5907\u7cfb\u7edf\u8d44\u6e90\u7684\u5360\u7528\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

IKEv2\/IPsec\u7684\u6027\u80fd\u901a\u5e38\u4f18\u4e8eOpenVPN\uff0c\u56e0\u4e3a\u5b83\u8bbe\u8ba1\u66f4\u9ad8\u6548\u4e14\u5bf9CPU\u5360\u7528\u66f4\u4f4e\u3002\u867d\u7136\u53ef\u80fd\u65e0\u6cd5\u8fbe\u5230\u8f83\u65b0WireGuard\u534f\u8bae\u7684\u6781\u9650\u901f\u5ea6\uff0c\u4f46\u5b83\u5728\u5b89\u5168\u6027\u548c\u6027\u80fd\u4e4b\u95f4\u53d6\u5f97\u4e86\u6781\u4f73\u5e73\u8861\uff0c\u6210\u4e3a\u6d41\u5a92\u4f53\u6216\u5b89\u5168\u4f01\u4e1a\u8fdc\u7a0b\u8bbf\u95ee\u7b49\u9ad8\u5e26\u5bbd\u6d3b\u52a8\u7684\u9996\u9009\u65b9\u6848\u3002\u4e0d\u8fc7\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cIKEv2\u6709\u65f6\u66f4\u5bb9\u6613\u88ab\u9ad8\u7ea7\u9632\u706b\u5899\u62e6\u622a\uff0c\u56e0\u4e3a\u5b83\u901a\u5e38\u4f7f\u7528\u4e00\u7ec4\u7279\u5b9a\u7aef\u53e3\uff0c\u7f51\u7edc\u7ba1\u7406\u5458\u53ef\u8f7b\u6613\u8bc6\u522b\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u5176\u901f\u5ea6\u4f18\u52bf\u3001\u539f\u751f\u517c\u5bb9\u6027\u4ee5\u53ca\u5728\u79fb\u52a8\u8bbe\u5907\u4e0a\u65e0\u4e0e\u4f26\u6bd4\u7684\u7a33\u5b9a\u6027\uff0c\u4f7f\u5176\u59cb\u7ec8\u5904\u4e8e\u73b0\u4ee3\u7f51\u7edc\u89e3\u51b3\u65b9\u6848\u7684\u524d\u6cbf\u3002<\/p>\n\n\n\n

The Compatibility and Legacy of L2TP\/IPsec<\/h2>\n\n\n\n

\u7b2c\u4e8c\u5c42\u96a7\u9053\u534f\u8bae\uff08L2TP\uff09\u662f\u65e9\u671f\u70b9\u5bf9\u70b9\u96a7\u9053\u534f\u8bae\uff08PPTP\uff09\u7684\u6269\u5c55\uff0c\u51e0\u4e4e\u603b\u662f\u4e0eIPsec\u914d\u5408\u4f7f\u7528\uff0c\u4ee5\u5f25\u8865\u5176\u81ea\u8eab\u7f3a\u4e4f\u7684\u5b89\u5168\u6027\u3002L2TP\u8d1f\u8d23\u521b\u5efa\u5141\u8bb8\u6570\u636e\u5728\u4e24\u70b9\u4e4b\u95f4\u4f20\u8f93\u7684\u96a7\u9053\uff0c\u800cIPsec\u5219\u627f\u62c5\u52a0\u5bc6\u548c\u8ba4\u8bc1\u7684\u6838\u5fc3\u4efb\u52a1\u3002\u8fd9\u79cd\u7ec4\u5408\u591a\u5e74\u6765\u4e00\u76f4\u662f\u4f01\u4e1a\u8fdc\u7a0b\u8bbf\u95ee\u7684\u6807\u51c6\uff0c\u81f3\u4eca\u4ecd\u662f\u4e00\u79cd\u9ad8\u5ea6\u517c\u5bb9\u7684\u9009\u62e9\u3002\u7531\u4e8e\u51e0\u4e4e\u6240\u6709\u73b0\u4ee3\u64cd\u4f5c\u7cfb\u7edf\uff08\u4ece\u65e7\u7248Windows\u5230\u73b0\u4ee3\u667a\u80fd\u624b\u673a\uff09\u90fd\u539f\u751f\u652f\u6301L2TP\/IPsec\uff0c\u5f53\u7528\u6237\u9700\u8981\u5728\u65e0\u6cd5\u6216\u7981\u6b62\u5b89\u88c5\u7b2c\u4e09\u65b9\u8f6f\u4ef6\u7684\u8bbe\u5907\u4e0a\u5efa\u7acbVPN\u8fde\u63a5\u65f6\uff0c\u5b83\u5f80\u5f80\u662f\u9996\u9009\u65b9\u6848\u3002\n\n\u4ece\u6280\u672f\u89d2\u5ea6\u770b\uff0cL2TP\/IPsec\u7684\"\u53cc\u91cd\u5c01\u88c5\"\u8fc7\u7a0b\u662f\u5176\u6700\u663e\u8457\u7684\u7279\u5f81\u3002\u5728\u8fd9\u79cd\u914d\u7f6e\u4e2d\uff0c\u6570\u636e\u9996\u5148\u88ab\u5c01\u88c5\u5728L2TP\u6570\u636e\u5305\u4e2d\uff0c\u7136\u540e\u518d\u6b21\u5c01\u88c5\u5728IPsec\u6570\u636e\u5305\u4e2d\u8fdb\u884c\u52a0\u5bc6\u3002\u867d\u7136\u8fd9\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u4fdd\u62a4\u5c42\uff0c\u4f46\u4e5f\u5e26\u6765\u4e86\u663e\u8457\u7684\u6027\u80fd\u5f00\u9500\u3002\u7531\u4e8e\u6bcf\u4efd\u6570\u636e\u90fd\u5fc5\u987b\u7ecf\u8fc7\u4e24\u6b21\u5904\u7406\uff0cL2TP\/IPsec\u901a\u5e38\u6bd4WireGuard\u6216IKEv2\u7b49\u66f4\u7cbe\u7b80\u7684\u534f\u8bae\u901f\u5ea6\u66f4\u6162\u3001CPU\u5360\u7528\u66f4\u9ad8\u3002\u8fd9\u53ef\u80fd\u5bfc\u81f4\u541e\u5410\u91cf\u964d\u4f4e\u548c\u5ef6\u8fdf\u589e\u52a0\uff0c\u4f7f\u5176\u4e0d\u592a\u9002\u5408\u6e38\u620f\u62164K\u6d41\u5a92\u4f53\u7b49\u9ad8\u901f\u4efb\u52a1\uff0c\u4f46\u5bf9\u4e8e\u6807\u51c6\u7f51\u9875\u6d4f\u89c8\u548c\u6587\u6863\u5171\u4eab\u800c\u8a00\u4ecd\u7136\u5b8c\u5168\u591f\u7528\u3002<\/p>\n\n\n\n

\"How
How L2TP\/IPsec work<\/figcaption><\/figure>\n\n\n\n

L2TP\/IPsec\u5728\u73b0\u4ee3\u7f51\u7edc\u73af\u5883\u4e2d\u7684\u4e3b\u8981\u6311\u6218\u4e4b\u4e00\u662f\u5176\u5bb9\u6613\u88ab\u9632\u706b\u5899\u5c01\u9501\u3002\u8be5\u534f\u8bae\u901a\u5e38\u4f9d\u8d56\u56fa\u5b9a\u7aef\u53e3\uff08\u5982UDP 500\u548cUDP 4500\uff09\uff0c\u7f51\u7edc\u7ba1\u7406\u5458\u6216\u653f\u5e9c\u5ba1\u67e5\u673a\u6784\u53ef\u901a\u8fc7\u6df1\u5ea6\u5305\u68c0\u6d4b\uff08DPI\uff09\u8f7b\u677e\u8bc6\u522b\u5e76\u9650\u5236\u8fd9\u4e9b\u7aef\u53e3\u3002\u4e0e\u80fd\u901a\u8fc7\u5e38\u89c1\u7f51\u9875\u7aef\u53e3\u9690\u85cf\u6d41\u91cf\u7684OpenVPN\u4e0d\u540c\uff0cL2TP\/IPsec\u5728\u7f51\u7edc\u4e2d\u76f8\u5f53\"\u663e\u773c\"\uff0c\u7f3a\u4e4f\u9690\u853d\u80fd\u529b\u3002\u5c3d\u7ba1\u5b58\u5728\u8fd9\u4e9b\u5c40\u9650\u4e14\u67b6\u6784\u8001\u65e7\uff0cL2TP\/IPsec\u4ecd\u56e0\u5176\u5e7f\u6cdb\u7684\u517c\u5bb9\u6027\u4ee5\u53ca\u4f5c\u4e3aVPN\u9886\u57df\u53ef\u9760\uff08\u5c3d\u7ba1\u901f\u5ea6\u8f83\u6162\uff09\u7684\"\u8001\u5c06\"\u5730\u4f4d\uff0c\u5728\u5168\u7403\u8303\u56f4\u5185\u6301\u7eed\u88ab\u4f7f\u7528\u3002<\/p>\n\n\n\n

VPN\u534f\u8bae\u7684\u6f14\u8fdb\u53cd\u6620\u4e86\u4e92\u8054\u7f51\u672c\u8eab\u7684\u53d1\u5c55\u5386\u7a0b\u2014\u2014\u59cb\u7ec8\u5728\u5b89\u5168\u6027\u3001\u901f\u5ea6\u548c\u517c\u5bb9\u6027\u4e4b\u95f4\u5bfb\u6c42\u5e73\u8861\u3002\u867d\u7136L2TP\/IPsec\u7b49\u4f20\u7edf\u534f\u8bae\u4e3a\u65e7\u786c\u4ef6\u63d0\u4f9b\u4e86\u8fc7\u6e21\u65b9\u6848\uff0cOpenVPN\u4ecd\u662f\u7ed5\u8fc7\u5ba1\u67e5\u7684\"\u745e\u58eb\u519b\u5200\"\uff0c\u4f46\u884c\u4e1a\u663e\u7136\u6b63\u671d\u7740\u66f4\u9ad8\u6548\u7684\u65b9\u5411\u53d1\u5c55\u3002IKEv2\/IPsec\u7ee7\u7eed\u6210\u4e3a\u79fb\u52a8\u7528\u6237\u4fdd\u6301\u8fde\u63a5\u7a33\u5b9a\u6027\u7684\u5229\u5668\uff0c\u800cWireGuard\u5219\u5f7b\u5e95\u6539\u53d8\u4e86\u6e38\u620f\u89c4\u5219\u3002\u901a\u8fc7\u5c06\u6700\u5148\u8fdb\u7684\u52a0\u5bc6\u6280\u672f\u4e0e\u6781\u7b80\u4ee3\u7801\u5e93\u76f8\u7ed3\u5408\uff0cWireGuard\u8bc1\u660e\u4e86\u5b89\u5168\u7f51\u7edc\u8fde\u63a5\u4e0d\u5fc5\u4ee5\u727a\u7272\u901f\u5ea6\u6216\u590d\u6742\u6027\u4e3a\u4ee3\u4ef7\u3002\u6700\u7ec8\uff0c\u4e0d\u5b58\u5728\u9002\u7528\u4e8e\u6240\u6709\u573a\u666f\u7684\"\u6700\u4f73\"\u534f\u8bae\uff1b\u6b63\u786e\u7684\u9009\u62e9\u53d6\u51b3\u4e8e\u60a8\u7684\u5177\u4f53\u786c\u4ef6\u3001\u5bf9\u901f\u5ea6\u7684\u9700\u6c42\u4ee5\u53ca\u9700\u8981\u7a81\u7834\u7684\u5ba1\u67e5\u7ea7\u522b\u3002\u4f46\u7406\u89e3\u8fd9\u4e9b\u6570\u5b57\u96a7\u9053\u7684\"\u4f7f\u7528\u8bf4\u660e\u4e66\"\uff0c\u5c06\u4f7f\u60a8\u80fd\u591f\u5b8c\u5168\u638c\u63a7\u81ea\u5df1\u7684\u5728\u7ebf\u9690\u79c1\u548c\u6027\u80fd\u8868\u73b0\u3002<\/p>","protected":false},"excerpt":{"rendered":"

A VPN protocol is a standardized set of rules and instructions that determines exactly how data is transmitted between your device and a VPN server. Think of it as the “instruction manual” for the secure tunnel, defining the precise methods used for encryption, authentication, and data integrity. While the VPN itself establishes the connection, the […]<\/p>\n","protected":false},"author":1,"featured_media":530,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"What is a VPN Protocol?","_seopress_titles_desc":"What is a VPN protocol and which should you choose? Compare WireGuard, OpenVPN, IKEv2, and L2TP to find the perfect balance of speed, security, and stability.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-524","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-post"],"_links":{"self":[{"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/posts\/524","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/comments?post=524"}],"version-history":[{"count":1,"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/posts\/524\/revisions"}],"predecessor-version":[{"id":525,"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/posts\/524\/revisions\/525"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/media\/530"}],"wp:attachment":[{"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/media?parent=524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/categories?post=524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rufreevpn.org\/zh\/wp-json\/wp\/v2\/tags?post=524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}