{"id":10105,"date":"2023-08-29T09:53:11","date_gmt":"2023-08-29T09:53:11","guid":{"rendered":"https:\/\/symlexvpn.com\/?p=10105"},"modified":"2026-02-09T11:09:31","modified_gmt":"2026-02-09T11:09:31","slug":"how-vpn-tunnelling-works","status":"publish","type":"post","link":"https:\/\/symlexvpn.com\/zh\/how-vpn-tunnelling-works\/","title":{"rendered":"\u4e86\u89e3 VPN \u96a7\u9053\u662f\u5982\u4f55\u5b9e\u73b0\u7684\uff1a\u63ed\u5f00\u79d8\u5bc6\uff01"},"content":{"rendered":"<p>\u60a8\u662f\u5426\u60f3\u77e5\u9053 VPN \u96a7\u9053\u7684\u5de5\u4f5c\u539f\u7406\u4ee5\u53ca\u5b83\u5982\u4f55\u4fdd\u8bc1\u60a8\u5728\u7ebf\u6d3b\u52a8\u7684\u5b89\u5168\uff1f\u8ba9\u6211\u4eec\u63ed\u5f00 VPN \u96a7\u9053\u5982\u4f55\u5b8c\u6210\u7684\u79d8\u5bc6\u3002&nbsp;<\/p>\n\n\n\n<p>VPN \u96a7\u9053\u4f1a\u5728\u6570\u636e\u4ece\u60a8\u7684\u8bbe\u5907\u4f20\u8f93\u5230 VPN \u670d\u52a1\u5668\u65f6\u5bf9\u5176\u8fdb\u884c\u52a0\u5bc6\u3002\u5b83\u5145\u5f53\u4fdd\u62a4\u7f69\uff0c\u9632\u6b62\u4efb\u4f55\u4eba\u62e6\u622a\u6216\u8bbf\u95ee\u60a8\u7684\u6570\u636e\u3002\u5b83\u53ef\u4ee5\u4fdd\u62a4\u60a8\u514d\u53d7\u4e2d\u95f4\u4eba\u653b\u51fb (MITMA)\u3001\u7a83\u542c\u548c\u6f5c\u5728\u6570\u636e\u6cc4\u9732\u7b49\u7f51\u7edc\u653b\u51fb\u3002&nbsp;<\/p>\n\n\n\n<p>\u60a8\u60f3\u4e86\u89e3\u6709\u5173 VPN \u96a7\u9053\u7684\u66f4\u591a\u4fe1\u606f\u5417\uff1f\u8bf7\u7ee7\u7eed\u9605\u8bfb\uff0c\u4e86\u89e3\u6709\u5173\u6b64\u96a7\u9053\u6280\u672f\u4ee5\u53ca\u5b83\u5982\u4f55\u5e2e\u52a9\u4fdd\u62a4\u60a8\u7684\u5728\u7ebf\u9690\u79c1\u548c\u5b89\u5168\u7684\u66f4\u591a\u4fe1\u606f\u3002&nbsp;<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-yoast-seo-table-of-contents yoast-table-of-contents\"><h2>\u76ee\u5f55<\/h2><ul><li><a href=\"#h-how-does-a-vpn-tunnel-work\" data-level=\"2\">VPN \u96a7\u9053\u5982\u4f55\u5de5\u4f5c\uff1f<\/a><\/li><li><a href=\"#h-which-types-of-vpn-tunneling-are-there\" data-level=\"2\">VPN \u96a7\u9053\u6709\u54ea\u4e9b\u7c7b\u578b\uff1f<\/a><\/li><li><a href=\"#h-what-is-split-tunneling-in-vpns\" data-level=\"2\">\u4ec0\u4e48\u662f VPN \u4e2d\u7684\u5206\u5272\u96a7\u9053\uff1f<\/a><\/li><li><a href=\"#h-what-is-gre-tunneling-in-vpns\" data-level=\"2\">\u4ec0\u4e48\u662f VPN \u4e2d\u7684 GRE \u96a7\u9053\uff1f<\/a><\/li><li><a href=\"#h-what-is-ssh-tunneling-in-vpns\" data-level=\"2\">What Is SSH Tunneling in VPNs?<\/a><\/li><li><a href=\"#h-how-can-you-test-a-vpn-tunnel\" data-level=\"2\">\u5982\u4f55\u6d4b\u8bd5 VPN \u96a7\u9053\uff1f<\/a><\/li><li><a href=\"#h-faqs\" data-level=\"2\">\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/a><\/li><li><a href=\"#h-final-words\" data-level=\"2\">\u6700\u540e\u7684\u8bdd<\/a><\/li><\/ul><\/div>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-does-a-vpn-tunnel-work\">VPN \u96a7\u9053\u5982\u4f55\u5de5\u4f5c\uff1f<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"478\" src=\"https:\/\/symlexvpn.com\/wp-content\/uploads\/2024\/06\/how-does-a-vpn-tunnel-work.jpg\" alt=\"Vpn Tunnel\" class=\"wp-image-11622\" srcset=\"https:\/\/symlexvpn.com\/wp-content\/uploads\/2024\/06\/how-does-a-vpn-tunnel-work.jpg 850w, https:\/\/symlexvpn.com\/wp-content\/uploads\/2024\/06\/how-does-a-vpn-tunnel-work-300x169.jpg 300w, https:\/\/symlexvpn.com\/wp-content\/uploads\/2024\/06\/how-does-a-vpn-tunnel-work-18x10.jpg 18w\" sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-text-align-center\">\u6765\u6e90\uff1a <a href=\"https:\/\/www.youtube.com\/\">https:\/\/www.youtube.com\/<\/a>&nbsp;<\/p>\n\n\n\n<p>VPN \u96a7\u9053\u901a\u8fc7\u5728\u60a8\u7684\u8bbe\u5907\u548c VPN \u670d\u52a1\u5668\u4e4b\u95f4\u5efa\u7acb\u52a0\u5bc6\u8fde\u63a5\u6765\u4fdd\u62a4\u60a8\u7684\u5728\u7ebf\u6d3b\u52a8\u3002\u4ee5\u4e0b\u662f VPN \u96a7\u9053\u5982\u4f55\u5de5\u4f5c\u4ee5\u53ca\u5982\u4f55\u4fdd\u62a4\u4f20\u5165\u548c\u4f20\u51fa\u8fde\u63a5\u7684\u7b80\u8981\u8bf4\u660e\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5efa\u7acb VPN \u8fde\u63a5<\/strong>\uff1a\u8fde\u63a5\u5230 VPN \u540e\uff0c\u60a8\u7684\u8bbe\u5907\u5c31\u4f1a\u4e0e VPN \u670d\u52a1\u5668\u5efa\u7acb\u5b89\u5168\u8fde\u63a5\u3002\u6b64\u8fde\u63a5\u7ecf\u8fc7\u52a0\u5bc6\uff0c\u4ee5\u786e\u4fdd\u60a8\u7684\u6570\u636e\u7684\u9690\u79c1\u548c\u5b89\u5168\u3002<br><\/li>\n\n\n\n<li><strong>\u6570\u636e\u5c01\u88c5<\/strong>\uff1a\u8fde\u63a5\u5efa\u7acb\u540e\uff0c\u60a8\u7684\u6570\u636e\u5c06\u88ab\u5206\u6210\u8f83\u5c0f\u7684\u6570\u636e\u5305\u5e76\u5c01\u88c5\u5728\u5176\u4ed6\u6570\u636e\u5305\u4e2d\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u88ab\u79f0\u4e3a <a href=\"https:\/\/www.cloudflare.com\/en-gb\/learning\/network-layer\/what-is-tunneling\/\">\u5c01\u88c5\u6216\u96a7\u9053<\/a>.<br><\/li>\n\n\n\n<li><strong>\u52a0\u5bc6\u6570\u636e<\/strong>\uff1a\u5c01\u88c5\u7684\u6570\u636e\u968f\u540e\u88ab\u52a0\u5bc6\uff0c\u4f7f\u5f97\u62e6\u622a\u5b83\u7684\u4efb\u4f55\u4eba\u90fd\u65e0\u6cd5\u8bfb\u53d6\u3002\u52a0\u5bc6\u53ef\u786e\u4fdd\u60a8\u7684\u6570\u636e\u4fdd\u6301\u5b89\u5168\u5e76\u9632\u6b62\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u3002<br><\/li>\n\n\n\n<li><strong>\u901a\u8fc7\u96a7\u9053\u7684\u8def\u7ebf<\/strong>\uff1a\u52a0\u5bc6\u540e\u7684\u6570\u636e\u5305\u901a\u8fc7VPN\u96a7\u9053\u53d1\u9001\u5230VPN\u670d\u52a1\u5668\u3002 VPN \u670d\u52a1\u5668\u5145\u5f53\u60a8\u7684\u8bbe\u5907\u548c\u4e92\u8054\u7f51\u4e4b\u95f4\u7684\u4e2d\u4ecb\u3002<br><\/li>\n\n\n\n<li><strong>\u79bb\u5f00\u96a7\u9053<\/strong>\uff1a\u6570\u636e\u5230\u8fbe VPN \u670d\u52a1\u5668\u540e\uff0c\u5c31\u4f1a\u88ab\u89e3\u5bc6\u5e76\u53d1\u9001\u5230\u4e92\u8054\u7f51\u4e0a\u7684\u9884\u671f\u76ee\u7684\u5730\u3002\u5728\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u60a8\u7684\u6570\u636e\u5c06\u4fdd\u6301\u79c1\u5bc6\u6027\u5e76\u9632\u6b62\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u73b0\u5728\u6211\u4eec\u77e5\u9053\u4e86 VPN \u96a7\u9053\u662f\u5982\u4f55\u5b8c\u6210\u7684\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u4e0d\u540c\u7684\u96a7\u9053\u534f\u8bae\u53ca\u5176\u529f\u80fd\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-which-types-of-vpn-tunneling-are-there\">VPN \u96a7\u9053\u6709\u54ea\u4e9b\u7c7b\u578b\uff1f<\/h2>\n\n\n\n<p>VPN \u96a7\u9053\u534f\u8bae\u6709\u5f88\u591a\u79cd\u3002\u8ba9\u6211\u4eec\u6765\u4e86\u89e3\u4e00\u4e0b\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-wireguard\"><strong>\u7ebf\u536b<\/strong><\/h3>\n\n\n\n<p>Wireguard \u534f\u8bae\u63d0\u4f9b\u5feb\u901f\u3001\u5f3a\u5927\u7684\u5b89\u5168\u6027\u3001\u517c\u5bb9\u6027\u548c\u6613\u7528\u6027\u3002\u5b83\u662f\u4e00\u79cd\u9002\u5408\u5feb\u901f\u4e0b\u8f7d\u3001\u65e0\u5ef6\u8fdf\u6e38\u620f\u548c\u6d41\u5a92\u4f53\u7684\u534f\u8bae\u3002\u800c\u4e14\uff0c\u5b83\u53ea\u6709 4000 \u884c\u4ee3\u7801\uff0c\u4f7f\u5176\u6210\u4e3a\u6700\u8f7b\u7684\u534f\u8bae\u3002<\/p>\n\n\n\n<p><strong>\u901f\u5ea6<\/strong>\uff1a\u6700\u5feb\u901f\u5ea6<\/p>\n\n\n\n<p><strong>\u5b89\u5168<\/strong>\uff1a\u6700\u597d\u7684\u5b89\u5168\u6027<br><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-ipsec-ikev2\"><strong>IPSec\/IKEv2<\/strong><\/h3>\n\n\n\n<p>IPSec\/IKEv2 \u662f\u4e00\u79cd VPN \u534f\u8bae\uff0c\u53ef\u5728 VPN \u8bbe\u5907\u4e4b\u95f4\u5efa\u7acb\u5b89\u5168\u7684 VPN \u901a\u4fe1\u3002\u8be5\u534f\u8bae\u975e\u5e38\u9002\u5408\u6e38\u620f\u3001\u6d41\u5a92\u4f53\u548c\u6d41\u7545\u7684\u4e92\u8054\u7f51\u6d4f\u89c8\u3002\u7136\u800c\uff0c\u5b83\u53ea\u63d0\u4f9bUDP\u534f\u8bae\u3002&nbsp;<\/p>\n\n\n\n<p><strong>\u901f\u5ea6<\/strong>\uff1a \u86ee\u5feb<\/p>\n\n\n\n<p><strong>\u5b89\u5168<\/strong>\uff1a\u5b89\u5168\u6027\u9ad8&nbsp;<br><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-openvpn\"><strong>\u5f00\u653eVPN<\/strong><\/h3>\n\n\n\n<p>OpenVPN \u662f\u4e00\u79cd\u5f00\u6e90 VPN \u534f\u8bae\uff0c\u88ab\u8ba4\u4e3a\u662f\u6700\u5b89\u5168\u3001\u6700\u53ef\u9760\u7684\u534f\u8bae\u4e4b\u4e00\u3002\u5176\u5f3a\u5927\u7684\u52a0\u5bc6\u529f\u80fd\u3001\u6613\u7528\u6027\u548c\u517c\u5bb9\u6027\u4f7f\u5176\u6210\u4e3a\u4e2a\u4eba\u548c\u516c\u53f8\u7684\u6700\u4f73\u9009\u62e9\u3002<\/p>\n\n\n\n<p><strong>\u901f\u5ea6<\/strong>\uff1a \u975e\u5e38\u5feb<\/p>\n\n\n\n<p><strong>\u5b89\u5168<\/strong>\uff1a\u5b89\u5168\u6027\u9ad8&nbsp;<br><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-sstp\"><strong>SSTP<\/strong><\/h3>\n\n\n\n<p>SSTP\uff08\u5b89\u5168\u5957\u63a5\u5b57\u96a7\u9053\u534f\u8bae\uff09\u662f\u7531 Microsoft \u5f00\u53d1\u7684 VPN \u534f\u8bae\u3002\u5176\u5f3a\u5927\u7684\u5b89\u5168\u529f\u80fd\u548c\u7ed5\u8fc7\u9632\u706b\u5899\u7684\u80fd\u529b\u4f7f\u5176\u6210\u4e3a Windows \u7528\u6237\u7684\u70ed\u95e8\u9009\u62e9\u3002<\/p>\n\n\n\n<p><strong>\u901f\u5ea6<\/strong>\uff1a\u4e2d\u901f<\/p>\n\n\n\n<p><strong>\u5b89\u5168<\/strong>\uff1a\u5b89\u5168\u6027\u9ad8<br><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-l2tp-ipsec\"><strong>L2TP\/IPSec<\/strong><\/h3>\n\n\n\n<p>\u7b2c 2 \u5c42\u96a7\u9053\u534f\u8bae (L2TP) \u63d0\u4f9b\u826f\u597d\u7684\u5b89\u5168\u6027\u548c\u9690\u79c1\u6027\u3002\u5b83\u63d0\u4f9b\u4e86\u826f\u597d\u7684\u5b89\u5168\u6027\u548c\u6613\u7528\u6027\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u4f7f\u7528 UDP 500 \u534f\u8bae\uff0c\u5b83\u53ef\u80fd\u4f1a\u88ab\u9632\u706b\u5899\u963b\u6b62\u3002&nbsp;<\/p>\n\n\n\n<p><strong>\u901f\u5ea6<\/strong>\uff1a\u4e2d\u901f<\/p>\n\n\n\n<p><strong>\u5b89\u5168<\/strong>\uff1a\u4e2d\u7b49\u5b89\u5168\u6027<br><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-pptp\"><strong>PPTP<\/strong><\/h3>\n\n\n\n<p>PPTP\uff08\u70b9\u5bf9\u70b9\u96a7\u9053\u534f\u8bae\uff09\u662f\u6700\u53e4\u8001\u7684 VPN \u534f\u8bae\u4e4b\u4e00\uff0c\u4e0d\u9700\u8981\u5b89\u88c5\u4efb\u4f55\u5176\u4ed6\u8f6f\u4ef6\u3002\u5bf9\u4e8e\u90a3\u4e9b\u60f3\u8981\u4eab\u53d7\u6d41\u7545\u7684\u6e38\u620f\u548c\u6d41\u5a92\u4f53\u4f53\u9a8c\u7684\u4eba\u6765\u8bf4\uff0c\u8fd9\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u7136\u800c\uff0c\u7531\u4e8e\u5b58\u5728\u5f88\u591a\u5b89\u5168\u6f0f\u6d1e\uff0c\u56e0\u6b64\u5b83\u7684\u5b89\u5168\u6027\u5e76\u4e0d\u7406\u60f3\u3002<\/p>\n\n\n\n<p><strong>\u901f\u5ea6<\/strong>\uff1a \u86ee\u5feb<\/p>\n\n\n\n<p><strong>\u5b89\u5168<\/strong>: \u5b89\u5168\u6027\u5dee<br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-split-tunneling-in-vpns\">\u4ec0\u4e48\u662f VPN \u4e2d\u7684\u5206\u5272\u96a7\u9053\uff1f<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p>VPN \u7684\u5206\u5272\u96a7\u9053\u529f\u80fd\u5141\u8bb8\u60a8\u901a\u8fc7\u52a0\u5bc6\u7684 VPN \u96a7\u9053\u8def\u7531\u90e8\u5206\u4e92\u8054\u7f51\u6d41\u91cf\uff0c\u540c\u65f6\u901a\u8fc7\u5f00\u653e\u96a7\u9053\u8def\u7531\u5176\u4f59\u6d41\u91cf\u3002<\/p>\n\n\n\n<p>\u5206\u5272\u96a7\u9053\u5141\u8bb8\u60a8\u9009\u62e9\u54ea\u4e9b\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u4f7f\u7528 VPN \u7f51\u7edc\uff0c\u54ea\u4e9b\u4e0d\u80fd\u3002<\/p>\n\n\n\n<p>\u5f53\u60a8\u60f3\u8981\u540c\u65f6\u8bbf\u95ee\u4e24\u79cd\u5b89\u5168\u8d44\u6e90\uff08\u4f8b\u5982\u901a\u8fc7 VPN \u7684\u516c\u53f8\u8d44\u6e90\u548c\u4e2a\u4eba\u4e92\u8054\u7f51\u8d44\u6e90\uff09\u65f6\uff0c\u5b83\u7279\u522b\u6709\u7528\u3002\u901a\u8fc7\u62c6\u5206\u6d41\u91cf\uff0c\u4f01\u4e1a\u53ef\u4ee5\u8282\u7701\u5e26\u5bbd\u3001\u63d0\u9ad8\u4e92\u8054\u7f51\u901f\u5ea6\u5e76\u4fdd\u8bc1\u4e1a\u52a1\u8d44\u6e90\u5b89\u5168\uff0c\u540c\u65f6\u5141\u8bb8\u5458\u5de5\u8bbf\u95ee\u4e2a\u4eba\u8d44\u6e90\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u5206\u5272\u96a7\u9053\uff0c\u5458\u5de5\u53ef\u4ee5\u8bbf\u95ee\u5176\u5c40\u57df\u7f51\u548c\u5176\u4ed6\u7f51\u7edc\uff0c\u800c\u65e0\u9700\u65ad\u5f00\u5e76\u91cd\u65b0\u8fde\u63a5\u5230 VPN \u8fde\u63a5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-gre-tunneling-in-vpns\">\u4ec0\u4e48\u662f VPN \u4e2d\u7684 GRE \u96a7\u9053\uff1f<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p>VPN \u4e2d\u4f7f\u7528 GRE\uff08\u901a\u7528\u8def\u7531\u5c01\u88c5\uff09\u96a7\u9053\u534f\u8bae\u5c06\u5404\u79cd\u7f51\u7edc\u534f\u8bae\u5c01\u88c5\u5728\u865a\u62df\u70b9\u5bf9\u70b9\u94fe\u8def\u4e2d\u3002\u8be5\u534f\u8bae\u521b\u5efa\u4e86\u4e00\u4e2a\u7528\u4e8e\u5728\u7f51\u7edc\u4e4b\u95f4\u53d1\u9001\u6570\u636e\u7684\u5b89\u5168\u901a\u9053\u3002<\/p>\n\n\n\n<p>GRE \u96a7\u9053\u901a\u8fc7\u5c01\u88c5\u6570\u636e\u5305\uff0c\u4e3a\u901a\u8fc7\u516c\u5171\u7f51\u7edc\u4f20\u8f93\u6570\u636e\u5305\u63d0\u4f9b\u4e00\u6761\u79c1\u6709\u4e14\u5b89\u5168\u7684\u8def\u5f84\u3002\u8fd9\u5141\u8bb8\u901a\u8fc7IP\u7f51\u7edc\u4f20\u8f93\u4e0d\u540c\u7684\u7f51\u7edc\u5c42\u534f\u8bae\uff0c\u4f8b\u5982IPX\u548cAppleTalk\u3002&nbsp;<\/p>\n\n\n\n<p>GRE \u96a7\u9053\u901a\u5e38\u7528\u4e8e WAN 2.0 \u6280\u672f\uff0c\u4ee5\u8de8\u5171\u4eab\u6216\u516c\u5171\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u8fde\u63a5\u4e13\u7528\u7f51\u7edc\u3002\u8be5\u534f\u8bae\u63d0\u4f9b\u4e86\u4e00\u79cd\u53ef\u9760\u3001\u9ad8\u6548\u7684\u65b9\u6cd5\u6765\u901a\u8fc7\u7f51\u7edc\u5efa\u7acb\u5b89\u5168\u901a\u4fe1\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-ssh-tunneling-in-vpns\">What Is SSH Tunneling in VPNs?<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p>SSH\uff08\u5b89\u5168\u5916\u58f3\uff09\u96a7\u9053\u662f VPN \u4e2d\u4f7f\u7528\u7684\u4e00\u79cd\u6280\u672f\uff0c\u7528\u4e8e\u5728\u7f51\u7edc\u4e2d\u7684\u4e24\u70b9\u4e4b\u95f4\u521b\u5efa\u5b89\u5168\u8fde\u63a5\u3002 SSH \u5c06\u7f51\u7edc\u6d41\u91cf\u5c01\u88c5\u5728 SSH \u8fde\u63a5\u5185\uff0c\u540c\u65f6\u5bf9\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\u548c\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u4f7f\u7528 SSH \u96a7\u9053\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u65e0\u6cd5\u68c0\u6d4b\u5230\u7684\u52a0\u5bc6\u96a7\u9053\u53d1\u9001\u6d41\u91cf\uff0c\u4ece\u800c\u7ed5\u8fc7\u9632\u706b\u5899\u548c\u5176\u4ed6\u7f51\u7edc\u9650\u5236\u3002<\/p>\n\n\n\n<p>\u5b83\u8fd8\u7528\u4e8e\u4fdd\u62a4\u5bf9\u7f51\u7edc\u8d44\u6e90\uff08\u4f8b\u5982\u670d\u52a1\u5668\u548c\u6570\u636e\u5e93\uff09\u7684\u8fdc\u7a0b\u8bbf\u95ee\u3002 SSH \u96a7\u9053\u53ef\u4ee5\u4e0e\u5176\u4ed6 VPN \u534f\u8bae\uff08\u4f8b\u5982 OpenVPN \u548c IPSec\uff09\u7ed3\u5408\u4f7f\u7528\uff0c\u4ee5\u63d0\u4f9b\u989d\u5916\u7684\u5b89\u5168\u5c42\u3002&nbsp;<\/p>\n\n\n\n<p>\u603b\u4f53\u800c\u8a00\uff0cSSH \u96a7\u9053\u662f\u4fdd\u62a4\u7f51\u7edc\u6d41\u91cf\u5e76\u63d0\u4f9b\u5bf9\u7f51\u7edc\u8d44\u6e90\u7684\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee\u7684\u5f3a\u5927\u5de5\u5177\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-can-you-test-a-vpn-tunnel\">\u5982\u4f55\u6d4b\u8bd5 VPN \u96a7\u9053\uff1f<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<p>\u60a8\u53ef\u4ee5\u6d4b\u8bd5\u60a8\u7684 VPN \u96a7\u9053\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\u3002\u5171\u6709\u4e09\u79cd\u65b9\u6cd5\uff1aIP\u6cc4\u6f0f\u6d4b\u8bd5\u3001DNS\u6cc4\u6f0f\u6d4b\u8bd5\u3001WebRTC\u6cc4\u6f0f\u6d4b\u8bd5\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>IP\u6cc4\u6f0f\u6d4b\u8bd5<\/strong>\uff1a\u60a8\u53ef\u4ee5\u4f7f\u7528\u5404\u79cd\u5728\u7ebf\u5de5\u5177\u6765\u68c0\u67e5\u60a8\u7684IP\u5730\u5740\uff0c\u4f8b\u5982\uff0c <a href=\"https:\/\/whatismyipaddress.com\/\">whatismyipaddress<\/a>, <a href=\"https:\/\/www.whatismyip.com\/\">\u4ec0\u4e48\u4e3b\u4e49<\/a>, <a href=\"https:\/\/www.iplocation.net\/find-ip-address\">\u62ac\u5934<\/a>\u8fde\u63a5\u5230 VPN \u670d\u52a1\u5668\u540e\uff0c\u8bf7\u8bbf\u95ee\u8fd9\u4e9b\u7f51\u7ad9\u4e4b\u4e00\u6765\u68c0\u67e5\u60a8\u7684 IP \u5730\u5740\u3002\u5982\u679c\u5b83\u4ecd\u7136\u663e\u793a\u60a8\u7684\u539f\u59cb IP\uff0c\u5219\u60a8\u7684 IP \u6b63\u5728\u6cc4\u6f0f\uff0c\u53ef\u80fd\u4f1a\u66b4\u9732\u60a8\u7684\u5728\u7ebf\u8eab\u4efd\u3002<br><\/li>\n\n\n\n<li><strong>DNS\u6cc4\u6f0f\u6d4b\u8bd5<\/strong>: \u524d\u5f80 <a href=\"https:\/\/www.dnsleaktest.com\/\">DNS \u6cc4\u6f0f\u6d4b\u8bd5<\/a> \u7f51\u7ad9\u5e76\u70b9\u51fb\u201c\u6807\u51c6\u6d4b\u8bd5\u201d\/\u201c\u6269\u5c55\u6d4b\u8bd5\u201d\u3002\u8be5\u7f51\u7ad9\u5c06\u6267\u884c DNS \u6cc4\u6f0f\u6d4b\u8bd5\u5e76\u663e\u793a\u60a8\u7684 VPN \u670d\u52a1\u5668\u5217\u8868\u3002\u5982\u679c IP \u5730\u5740\u4e0e\u60a8\u8fde\u63a5\u7684 VPN \u670d\u52a1\u5668\u5339\u914d\uff0c\u5219\u4e0d\u5b58\u5728 DNS \u6cc4\u6f0f\u3002\u4f46\u662f\uff0c\u5982\u679c\u60a8\u5728\u5217\u8868\u4e2d\u770b\u5230\u60a8\u7684\u771f\u5b9e IP \u5730\u5740\uff0c\u5219\u610f\u5473\u7740\u5b58\u5728\u6f5c\u5728\u7684 DNS \u6cc4\u6f0f\u3002<br><\/li>\n\n\n\n<li><strong>WebRTC\u6cc4\u6f0f\u6d4b\u8bd5<\/strong>: \u524d\u5f80 <a href=\"https:\/\/browserleaks.com\/webrtc\">\u6d4f\u89c8\u5668\u6cc4\u9732<\/a> \u7f51\u7ad9\uff0c\u5b83\u4f1a\u81ea\u52a8\u5411\u60a8\u663e\u793a\u662f\u5426\u5b58\u5728 WebRTC \u6cc4\u6f0f\u3002\u4e3a\u4e86\u9632\u6b62WebRTC\u6cc4\u6f0f\uff0c\u60a8\u53ef\u4ee5 <a href=\"https:\/\/kingpinbrowser.com\/blog\/how-disable-webrtc\/\">\u5728\u6d4f\u89c8\u5668\u4e2d\u7981\u7528 WebRTC<\/a> \u6216\u4f7f\u7528 <a href=\"https:\/\/symlexvpn.com\/zh\/\">\u63d0\u4f9b WebRTC \u6cc4\u6f0f\u4fdd\u62a4\u7684 VPN<\/a>.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faqs\">\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/h2>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-can-tunneling-affect-vpn-performance\"><strong>\u96a7\u9053\u4f1a\u5f71\u54cd VPN \u6027\u80fd\u5417\uff1f<\/strong><\/h3>\n\n\n\n<p>\u662f\u7684\uff0c\u96a7\u9053\u4f1a\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5f71\u54cd VPN \u6027\u80fd\u3002\u96a7\u9053\u534f\u8bae\u7684\u9009\u62e9\u4f1a\u5f71\u54cd\u8fde\u63a5\u901f\u5ea6\u548c\u6574\u4f53\u6027\u80fd\u7b49\u56e0\u7d20\u3002\u4f8b\u5982\uff0cPPTP \u63d0\u4f9b\u66f4\u5feb\u7684\u901f\u5ea6\uff0c\u4f46\u5b89\u5168\u6027\u8f83\u4f4e\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cOpenVPN\u5b89\u5168\u6027\u8f83\u5f3a\uff0c\u4f46\u53ef\u80fd\u4f1a\u964d\u4f4e\u8fde\u63a5\u901f\u5ea6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-what-is-the-difference-between-a-vpn-and-a-vpn-tunnel\"><strong>VPN \u548c VPN \u96a7\u9053\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/strong><\/h3>\n\n\n\n<p>VPN \u5728\u60a8\u548c\u4e92\u8054\u7f51\u4e4b\u95f4\u63d0\u4f9b\u5b89\u5168\u8fde\u63a5\uff0c\u800c VPN \u96a7\u9053\u5219\u5bf9\u8bbe\u5907\u548c VPN \u670d\u52a1\u5668\u4e4b\u95f4\u7684\u8fde\u63a5\u8fdb\u884c\u52a0\u5bc6\u3002\u591a\u79cd VPN \u96a7\u9053\u7528\u4e8e\u4e0d\u540c\u7684\u76ee\u7684\u3002\u6709\u4e9b\u96a7\u9053\u7684\u5b89\u5168\u6027\u66f4\u597d\uff0c\u800c\u6709\u4e9b\u96a7\u9053\u5219\u4e3a\u6e38\u620f\u548c\u6d41\u5a92\u4f53\u63d0\u4f9b\u826f\u597d\u7684\u901f\u5ea6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-what-is-the-best-tunneling-protocol\"><strong>\u6700\u597d\u7684\u96a7\u9053\u534f\u8bae\u662f\u4ec0\u4e48\uff1f<\/strong><\/h3>\n\n\n\n<p>\u603b\u4f53\u800c\u8a00\uff0c\u5c31\u5b89\u5168\u6027\u3001\u901f\u5ea6\u548c\u53ef\u9760\u6027\u800c\u8a00\uff0cWireguard \u548c OpenVPN \u662f\u6700\u597d\u7684\u96a7\u9053\u534f\u8bae\u3002 Wireguard \u63d0\u4f9b\u6700\u4f73\u901f\u5ea6\uff0c\u540c\u65f6\u4fdd\u6301\u5f3a\u5927\u7684\u5b89\u5168\u6027\u3002\u4f46\u5b83\u53ea\u63d0\u4f9b UDP \u4ee5\u83b7\u5f97\u66f4\u5feb\u7684\u8fde\u63a5\u3002\u867d\u7136 OpenVPN \u63d0\u4f9b\u4e86\u6700\u597d\u7684\u5b89\u5168\u6027\uff0c\u4f46\u7531\u4e8e\u5176\u5f3a\u5927\u7684\u52a0\u5bc6\u529f\u80fd\uff0c\u901f\u5ea6\u8f83\u6162\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5f88\u70e6\u4eba\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-final-words\">\u6700\u540e\u7684\u8bdd<\/h2>\n\n\n\n<p>VPNs are essential in 2024 if you want to protect yourself in public Wi-Fi networks, prevent cyber attacks, and bypass geo-blocks and censorships. They allow you to surf the web anonymously, securely, and privately while also providing access to restricted content and services. Therefore, it&#8217;s important to choose the right VPN to make sure your data remains secure, and your online activities remain private. One of the significant benefits of VPN tunneling is its ability to <strong><a href=\"https:\/\/symlexvpn.com\/zh\/stop-google-from-tracking\/\">\u963b\u6b62\u8c37\u6b4c\u8ddf\u8e2a<\/a><\/strong> \u60a8\u7684\u5728\u7ebf\u6d3b\u52a8\u3002\u901a\u8fc7\u52a0\u5bc6\u60a8\u7684\u4e92\u8054\u7f51\u6d41\u91cf\u5e76\u5c4f\u853d\u60a8\u7684 IP \u5730\u5740\uff0cVPN \u53ef\u786e\u4fdd\u60a8\u7684\u6d4f\u89c8\u5386\u53f2\u8bb0\u5f55\u4fdd\u6301\u79c1\u5bc6\u4e14\u5b89\u5168\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u60a8\u662f\u5426\u60f3\u77e5\u9053 VPN \u96a7\u9053\u7684\u5de5\u4f5c\u539f\u7406\u4ee5\u53ca\u5b83\u5982\u4f55\u4fdd\u8bc1\u60a8\u5728\u7ebf\u6d3b\u52a8\u7684\u5b89\u5168\uff1f\u8ba9\u6211\u4eec\u63ed\u5f00 VPN \u96a7\u9053\u5982\u4f55\u5b8c\u6210\u7684\u79d8\u5bc6\u3002 VPN \u96a7\u9053\u4f1a\u5728\u6570\u636e\u4ece\u60a8\u7684\u8bbe\u5907\u4f20\u8f93\u5230 VPN \u670d\u52a1\u5668\u65f6\u5bf9\u5176\u8fdb\u884c\u52a0\u5bc6\u3002\u5b83\u5145\u5f53\u4fdd\u62a4\u7f69\uff0c\u9632\u6b62\u4efb\u4f55\u4eba\u62e6\u622a\u6216\u8bbf\u95ee\u60a8\u7684\u6570\u636e\u3002\u5b83 [\u2026]<\/p>","protected":false},"author":2,"featured_media":11086,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-10105","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vpn-service"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.4 (Yoast SEO v26.4) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Symlex VPN | How Is Tunneling Accomplished in a VPN<\/title>\n<meta name=\"description\" content=\"Explore the secrets of VPN tunneling and how it keeps your online activities secure. 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