{"id":96993,"date":"2026-07-21T11:41:49","date_gmt":"2026-07-21T03:41:49","guid":{"rendered":"https:\/\/lightxtremevpn.com\/blog\/?p=96993"},"modified":"2026-07-21T11:41:50","modified_gmt":"2026-07-21T03:41:50","slug":"what-is-vpn-passthrough-cn","status":"publish","type":"post","link":"https:\/\/lightxtremevpn.com\/blog\/cn\/what-is-vpn-passthrough-cn\/","title":{"rendered":"\u4ec0\u4e48\u662fVPN\u900f\u4f20\uff1f\u539f\u7406\u3001\u7c7b\u578b\u53ca\u5f00\u542f\u65b9\u6cd5"},"content":{"rendered":"\n
\u5982\u679c\u4f60\u66fe\u7ecf\u767b\u5f55\u8fc7\u8def\u7531\u5668\u7684\u8bbe\u7f6e\uff0c\u4f60\u53ef\u80fd\u89c1\u8fc7\u4e00\u4e2a\u540d\u4e3a\u201cVPN\u76f4\u901a\u201d\u7684\u9009\u9879\u3002\u5b83\u4f1a\u521b\u5efaVPN\u8fde\u63a5\u5417\uff1f\u5b83\u80fd\u63d0\u9ad8\u4f60\u7684\u5728\u7ebf\u9690\u79c1\u5417\uff1f\u8fd8\u662f\u9700\u8981\u5728\u4f7f\u7528VPN\u4e4b\u524d\u542f\u7528\uff1f<\/p>\n\n\n\n
\u5728\u672c\u6307\u5357\u4e2d\uff0c\u6211\u4eec\u5c06\u89e3\u91ca\u4ec0\u4e48\u662f VPN \u900f\u4f20\u3001\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u3001\u4e0d\u540c\u7c7b\u578b\u7684 VPN \u900f\u4f20\uff0c\u4ee5\u53ca\u60a8\u662f\u5426\u5e94\u8be5\u5728\u8def\u7531\u5668\u4e0a\u542f\u7528\u6216\u7981\u7528\u5b83\u3002<\/p>\n\n\n\n
VPN \u900f\u4f20\u662f\u8def\u7531\u5668\u7684\u4e00\u9879\u529f\u80fd\uff0c\u5b83\u5141\u8bb8 VPN \u6d41\u91cf\u7a7f\u8fc7\u8def\u7531\u5668\u7684\u9632\u706b\u5899\u800c\u4e0d\u88ab\u963b\u6b62\u3002\u5b83\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u8bc6\u522b VPN \u8fde\u63a5\uff0c\u5e76\u5141\u8bb8\u5b83\u4eec\u5728\u60a8\u7684\u8bbe\u5907\u548c VPN \u670d\u52a1\u5668\u4e4b\u95f4\u6b63\u5e38\u4f20\u8f93\u3002<\/p>\n\n\n\n
\u6b64\u529f\u80fd\u6700\u521d\u65e8\u5728\u5e2e\u52a9\u8f83\u65e7\u7684VPN \u534f\u8bae<\/a>\uff08\u4f8b\u5982 PPTP\u3001L2TP \u548c IPsec\uff09\u4e0e\u4f7f\u7528 NAT\uff08\u7f51\u7edc\u5730\u5740\u8f6c\u6362\uff09\u7684\u8def\u7531\u5668\u6b63\u5e38\u5de5\u4f5c\u3002\u8fd9\u4e9b\u534f\u8bae\u4e0e NAT \u7684\u517c\u5bb9\u6027\u5e76\u4e0d\u603b\u662f\u5f88\u597d\uff0c\u56e0\u6b64\u8def\u7531\u5668\u53ef\u80fd\u4f1a\u9519\u8bef\u5730\u963b\u6b62\u6216\u4e2d\u65ad\u8fde\u63a5\u3002VPN \u76f4\u901a\u529f\u80fd\u901a\u8fc7\u5141\u8bb8 VPN \u6d41\u91cf\u6b63\u786e\u901a\u8fc7\u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n\n\n\n \u8fde\u63a5 VPN \u65f6\uff0c\u60a8\u7684\u8bbe\u5907\u4f1a\u5148\u5c06\u52a0\u5bc6\u6d41\u91cf\u901a\u8fc7\u8def\u7531\u5668\u53d1\u9001\u5230 VPN \u670d\u52a1\u5668\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u8def\u7531\u5668\u4f1a\u68c0\u67e5\u548c\u7ba1\u7406\u6240\u6709\u4f20\u5165\u548c\u4f20\u51fa\u7684\u6d41\u91cf\uff0c\u4ee5\u786e\u4fdd\u7f51\u7edc\u6d41\u7545\u8fd0\u884c\u3002<\/p>\n\n\n\n \u7136\u800c\uff0c\u4e00\u4e9b\u8f83\u65e7\u7684 VPN \u534f\u8bae\u4e0e\u8def\u7531\u5668\u7684\u901a\u4fe1\u4e0d\u5982\u73b0\u4ee3\u534f\u8bae\u90a3\u6837\u987a\u7545\u3002\u7531\u4e8e\u8bb8\u591a\u5bb6\u7528\u8def\u7531\u5668\u4f7f\u7528 NAT\uff08\u7f51\u7edc\u5730\u5740\u8f6c\u6362\uff09\u6765\u7ba1\u7406\u540c\u4e00\u7f51\u7edc\u4e0a\u7684\u591a\u4e2a\u8bbe\u5907\uff0c\u5b83\u4eec\u53ef\u80fd\u96be\u4ee5\u6b63\u786e\u8bc6\u522b\u6216\u8f6c\u53d1\u67d0\u4e9b VPN \u6570\u636e\u5305\u3002\u56e0\u6b64\uff0cVPN \u8fde\u63a5\u53ef\u80fd\u4f1a\u5931\u8d25\u6216\u53d8\u5f97\u4e0d\u7a33\u5b9a\u3002<\/p>\n\n\n\n VPN \u76f4\u901a\u529f\u80fd\u901a\u8fc7\u8bc6\u522b\u53d7\u652f\u6301\u7684 VPN \u6d41\u91cf\u5e76\u5141\u8bb8\u5176\u901a\u8fc7\u8def\u7531\u5668\u800c\u4e0d\u4f1a\u9020\u6210\u4e0d\u5fc5\u8981\u7684\u5e72\u6270\u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u8def\u7531\u5668\u4e0d\u4f1a\u5c06 VPN \u6570\u636e\u5305\u89c6\u4e3a\u672a\u77e5\u6d41\u91cf\uff0c\u800c\u662f\u5c06\u5176\u8f6c\u53d1\u5230\u6b63\u786e\u7684\u8bbe\u5907\uff0c\u4ece\u800c\u5b9e\u73b0 VPN \u8fde\u63a5\u7684\u5efa\u7acb\u548c\u7ef4\u62a4\u3002<\/p>\n\n\n\n \u5927\u591a\u6570\u8def\u7531\u5668\u652f\u6301\u4e09\u79cd\u5e38\u89c1\u7684 VPN \u900f\u4f20\u7c7b\u578b\uff0c\u6bcf\u79cd\u7c7b\u578b\u90fd\u9488\u5bf9\u4e0d\u540c\u7684 VPN \u534f\u8bae\u800c\u8bbe\u8ba1\u3002<\/p>\n\n\n\n PPTP \u76f4\u901a\u5141\u8bb8\u4f7f\u7528 PPTP\uff08\u70b9\u5bf9\u70b9\u96a7\u9053\u534f\u8bae\uff09\u7684 VPN \u8fde\u63a5\u3002PPTP \u662f\u6700\u53e4\u8001\u7684 VPN \u534f\u8bae\u4e4b\u4e00\uff0c\u4ee5\u5176\u9ad8\u901f\u8fde\u63a5\u800c\u95fb\u540d\u3002\u7136\u800c\uff0c\u5b83\u5b58\u5728\u4e25\u91cd\u7684\u5b89\u5168\u6f0f\u6d1e\uff0c\u4e0d\u518d\u63a8\u8350\u7528\u4e8e\u4fdd\u62a4\u654f\u611f\u6570\u636e\u3002\u5982\u4eca\uff0c\u5b83\u4e3b\u8981\u7528\u4e8e\u8001\u65e7\u8bbe\u5907\u548c\u4f20\u7edf\u4f01\u4e1a\u7f51\u7edc\u3002<\/p>\n\n\n\n L2TP \u76f4\u901a\u652f\u6301\u4f7f\u7528\u7b2c\u4e8c\u5c42\u96a7\u9053\u534f\u8bae (L2TP) \u7684 VPN \u8fde\u63a5\uff0c\u901a\u5e38\u4e0e IPsec \u7ed3\u5408\u4f7f\u7528\u8fdb\u884c\u52a0\u5bc6\u3002\u4e0e PPTP \u76f8\u6bd4\uff0c\u5b83\u63d0\u4f9b\u66f4\u5f3a\u7684\u5b89\u5168\u6027\uff0c\u4f46\u7531\u4e8e\u989d\u5916\u7684\u52a0\u5bc6\uff0c\u901f\u5ea6\u53ef\u80fd\u4f1a\u66f4\u6162\u3002\u5c3d\u7ba1\u8fd1\u5e74\u6765 L2TP\/IPsec \u7684\u4f7f\u7528\u9891\u7387\u6709\u6240\u4e0b\u964d\uff0c\u4f46\u4ecd\u6709\u4e00\u4e9b\u7ec4\u7ec7\u5728\u4f7f\u7528\u3002<\/p>\n\n\n\n \u9605\u8bfb\u66f4\u591a\uff1aL2TP VPN \u6307\u5357\uff1a\u5de5\u4f5c\u539f\u7406\u3001\u4f18\u70b9\u3001\u7f3a\u70b9\u53ca\u5bf9\u6bd4<\/a><\/p>\n\n\n\n IPsec \u76f4\u901a\u529f\u80fd\u4f7f\u8def\u7531\u5668\u80fd\u591f\u5904\u7406\u53d7 IPsec \u534f\u8bae\u4fdd\u62a4\u7684 VPN \u6d41\u91cf\u3002IPsec \u5e7f\u6cdb\u5e94\u7528\u4e8e\u4f01\u4e1a VPN\uff0c\u56e0\u4e3a\u5b83\u63d0\u4f9b\u5f3a\u5927\u7684\u52a0\u5bc6\u529f\u80fd\uff0c\u5e76\u786e\u4fdd\u7f51\u7edc\u6216\u8fdc\u7a0b\u7528\u6237\u4e4b\u95f4\u7684\u901a\u4fe1\u5b89\u5168\u3002\u5982\u679c\u60a8\u8fde\u63a5\u5230\u4f01\u4e1a VPN\uff0cIPsec \u76f4\u901a\u901a\u5e38\u662f\u4fdd\u8bc1\u8fde\u63a5\u6b63\u5e38\u8fd0\u884c\u7684\u5173\u952e\u529f\u80fd\u3002<\/p>\n\n\n\nVPN\u900f\u4f20\u7684\u5de5\u4f5c\u539f\u7406\u662f\u4ec0\u4e48\uff1f<\/h2>\n\n\n\n
VPN \u900f\u4f20\u7c7b\u578b<\/h2>\n\n\n\n
PPTP \u76f4\u901a<\/h3>\n\n\n\n
L2TP \u76f4\u901a<\/h3>\n\n\n\n
IPsec \u76f4\u901a<\/h3>\n\n\n\n
VPN \u900f\u4f20 vs. VPN \u8def\u7531\u5668<\/h2>\n\n\n\n