{"id":42289,"date":"2025-01-11T16:10:34","date_gmt":"2025-01-11T08:10:34","guid":{"rendered":"https:\/\/lightningxvpn.com\/blog\/?p=42289"},"modified":"2025-07-30T16:11:15","modified_gmt":"2025-07-30T08:11:15","slug":"tcp-vs-udp-tw","status":"publish","type":"post","link":"https:\/\/lightningxvpn.com\/blog\/tw\/tcp-vs-udp-tw\/","title":{"rendered":"TCP \u8207 UDP\u5dee\u7570\u70ba\u4f55\uff1f\u5169\u7a2e\u5354\u8b70\u54ea\u500b\u6bd4\u8f03\u597d\uff1f"},"content":{"rendered":"\n<p>\u50b3\u8f38\u5354\u5b9a\u662f\u7dad\u6301\u6b63\u5e38\u8cc7\u6599\u50b3\u8f38\u7684\u57fa\u790e\u3002 TCP\uff08\u50b3\u8f38\u63a7\u5236\u5354\u5b9a\uff09\u548cUDP\uff08\u7528\u6236\u8cc7\u6599\u5831\u5354\u5b9a\uff09\u662f\u6700\u5e38\u898b\u7684\u5354\u5b9a\u3002<\/p>\n\n\n\n<p>\u7121\u8ad6\u662f\u700f\u89bd\u7db2\u9801\u3001\u89c0\u770b\u4e32\u6d41\u5a92\u9ad4\uff0c\u9084\u662f\u4f7f\u7528VPN\uff0c\u50b3\u8f38\u5354\u5b9a\u7684\u9078\u64c7\u5c07\u76f4\u63a5\u5f71\u97ff\u901f\u5ea6\u3001\u53ef\u9760\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u5c07\u8aaa\u660eTCP vs UDP\u7684\u5de5\u4f5c\u539f\u7406\u3001\u512a\u7f3a\u9ede\u3001\u61c9\u7528\u5834\u666f\uff0c\u63d0\u4f9b\u7c21\u55ae\u6613\u61c2\u3001\u5168\u9762\u7684\u6280\u8853\u77e5\u8b58\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">TCP \u548c UDP \u5dee\u7570\u70ba\u4f55<\/h2>\n\n\n\n<p>TCP\u548cUDP\u90fd\u7528\u65bc\u8de8\u7db2\u8def\u50b3\u8f38\u6578\u64da\uff0c\u4f46\u5b83\u5011\u7684\u8a2d\u8a08\u76ee\u7684\u4e0d\u540c\uff0c\u9069\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. TCP \u8207 UDP\uff1a\u9023\u7dda\u65b9\u6cd5<\/h3>\n\n\n\n<ul>\n<li>TCP\uff1aTCP\u662f\u9762\u5411\u9023\u7dda\u7684\uff0c\u9019\u610f\u5473\u8457\u5b83\u5728\u8cc7\u6599\u50b3\u8f38\u958b\u59cb\u4e4b\u524d\u5efa\u7acb\u53ef\u9760\u7684\u9023\u7dda\u3002<\/li>\n\n\n\n<li>UDP\uff1aUDP\u662f\u7121\u9023\u7dda\u7684\uff0c\u5373\u767c\u9001\u8cc7\u6599\u6642\u4e0d\u5efa\u7acb\u6b63\u5f0f\u7684\u9023\u7dda\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u53ef\u9760\u6027<\/h3>\n\n\n\n<ul>\n<li>TCP\uff1aTCP \u900f\u904e\u91cd\u50b3\u907a\u5931\u7684\u8cc7\u6599\u5305\u3001\u5c0d\u7121\u5e8f\u8cc7\u6599\u5305\u91cd\u65b0\u6392\u5e8f\u4ee5\u53ca\u900f\u904e\u78ba\u8a8d (ACK) \u78ba\u8a8d\u8cc7\u6599\u50b3\u8f38\u4f86\u78ba\u4fdd\u8cc7\u6599\u50b3\u8f38\u3002<\/li>\n\n\n\n<li>UDP\uff1aUDP \u4e0d\u6aa2\u67e5\u8cc7\u6599\u5305\u662f\u5426\u5df2\u9001\u9054\u6216\u662f\u5426\u4ee5\u6b63\u78ba\u9806\u5e8f\u9001\u9054\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. TCP vs UDP\uff1a\u901f\u5ea6\u548c\u5ef6\u9072<\/h3>\n\n\n\n<ul>\n<li>TCP\uff1a\u7531\u65bc\u9023\u7dda\u5efa\u7acb\u3001\u932f\u8aa4\u6aa2\u67e5\u548c\u91cd\u50b3\u800c\u8f03\u6162\u3002<\/li>\n\n\n\n<li>UDP\uff1a\u66f4\u5feb\uff0c\u56e0\u70ba\u5b83\u8df3\u904e\u9023\u63a5\u8a2d\u5b9a\u3001\u78ba\u8a8d\u548c\u91cd\u50b3\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u8cc7\u6599\u50b3\u8f38<\/h3>\n\n\n\n<ul>\n<li>TCP\uff1a\u8cc7\u6599\u4ee5\u6d41\u7684\u5f62\u5f0f\u50b3\u8f38\uff0c\u9019\u8868\u793a\u8cc7\u6599\u5728\u76ee\u7684\u5730\u88ab\u5206\u6210\u8cc7\u6599\u5305\u3001\u7de8\u865f\u4e26\u4ee5\u6b63\u78ba\u7684\u9806\u5e8f\u91cd\u65b0\u7d44\u88dd\u3002<\/li>\n\n\n\n<li>UDP\uff1a\u8cc7\u6599\u4ee5\u55ae\u7368\u7684\u8cc7\u6599\u5305\uff08\u8cc7\u6599\u5831\uff09\u5f62\u5f0f\u767c\u9001\uff0c\u6bcf\u500b\u8cc7\u6599\u5305\u7368\u7acb\u65bc\u5176\u4ed6\u8cc7\u6599\u5305\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u8868\u982d\u5c3a\u5bf8<\/h3>\n\n\n\n<ul>\n<li>TCP\uff1a\u5831\u982d\u5f88\u5927\uff0820\u4f4d\u5143\u7d44\u6216\u66f4\u591a\uff09\uff0c\u5305\u62ec\u5e8f\u865f\u3001\u78ba\u8a8d\u548c\u932f\u8aa4\u6aa2\u67e5\u6b04\u4f4d\u3002<\/li>\n\n\n\n<li>UDP\uff1a\u5831\u982d\u5f88\u5c0f\uff088\u4f4d\u5143\u7d44\uff09\uff0c\u4f7f\u5176\u8f15\u91cf\u4e14\u6709\u6548\u7387\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">6. \u4f7f\u7528\u7bc4\u570d<\/h3>\n\n\n\n<ul>\n<li>TCP\uff1a\u7db2\u9801\u700f\u89bd\uff08HTTP\/HTTPS\uff09\u3001\u6a94\u6848\u50b3\u8f38\uff08FTP\uff09\u3001\u96fb\u5b50\u90f5\u4ef6\uff08SMTP\u3001IMAP\u3001POP3\uff09\u3001\u9060\u7aef\u5b58\u53d6\uff08SSH\u3001Telnet\uff09\u3001\u8cc7\u6599\u5eab\u901a\u8a0a\u3002<\/li>\n\n\n\n<li>UDP\uff1a\u7dda\u4e0a\u904a\u6232\u3001\u8996\u8a0a\u4e32\u6d41\u3001IP \u8a9e\u97f3 (VoIP)\u3001DNS \u67e5\u627e\u3001\u9ad4\u80b2\u76f4\u64ad\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">7. TCP vs UDP\uff1a\u7d44\u64ad\u548c\u5ee3\u64ad\u652f\u6301<\/h3>\n\n\n\n<ul>\n<li>TCP\uff1a\u4e0d\u652f\u63f4\u591a\u64ad\u6216\u5ee3\u64ad\u3002\u5b83\u662f\u70ba\u4e00\u5c0d\u4e00\u901a\u8a0a\u800c\u8a2d\u8a08\u7684\u3002<\/li>\n\n\n\n<li>UDP\uff1a\u652f\u63f4\u7d44\u64ad\u548c\u5ee3\u64ad\uff0c\u9069\u5408\u540c\u6642\u5411\u591a\u500b\u63a5\u6536\u8005\u767c\u9001\u8cc7\u6599\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">8. \u64c1\u585e\u63a7\u5236<\/h3>\n\n\n\n<ul>\n<li>TCP\uff1a\u5be6\u73fe\u64c1\u585e\u63a7\u5236\uff0c\u9632\u6b62\u7db2\u8def\u904e\u8f09\uff0c\u4e26\u6839\u64da\u7db2\u8def\u60c5\u6cc1\u8abf\u6574\u8cc7\u6599\u6d41\u91cf\u3002<\/li>\n\n\n\n<li>UDP\uff1a\u7db2\u8def\u6d41\u91cf\u8f03\u5927\u6642\uff0c\u7f3a\u4e4f\u58c5\u585e\u63a7\u5236\u6703\u5c0e\u81f4\u4e1f\u5305\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>TCP \u8207 UDP\uff1a\u532f\u7e3d\u8868<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th><strong>\u7279\u5fb5<\/strong><\/th><th><strong>UDP<\/strong><\/th><th><strong><strong>TCP<\/strong><\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u806f\u7e6b<\/td><td>\u7121\u9023\u63a5<\/td><td>\u9762\u5411\u9023\u7dda<\/td><\/tr><tr><td>\u53ef\u9760\u6027<\/td><td>\u4e0d\u53ef\u9760\uff0c\u4e0d\u627f\u8a8d<\/td><td>\u53ef\u9760\uff0c\u6709\u81f4\u8b1d<\/td><\/tr><tr><td>\u901f\u5ea6<\/td><td>\u5feb\u9ede<\/td><td>\u6162\u9ede<\/td><\/tr><tr><td>\u958b\u8ce3<\/td><td>\u6700\u5c0f<\/td><td>\u66f4\u9ad8<\/td><\/tr><tr><td>\u4f7f\u7528\u6848\u4f8b<\/td><td>\u5373\u6642\u61c9\u7528\u7a0b\u5f0f\u3001\u4e32\u6d41\u5a92\u9ad4\u3001\u904a\u6232<\/td><td>\u6587\u4ef6\u50b3\u8f38\u3001\u7db2\u9801\u700f\u89bd<\/td><\/tr><tr><td>\u547d\u4ee4<\/td><td>\u53ef\u80fd\u6703\u7121\u5e8f\u5230\u9054<\/td><td>\u78ba\u4fdd\u8a02\u55ae\u4ea4\u4ed8<\/td><\/tr><tr><td>\u932f\u8aa4\u8655\u7406<\/td><td>\u50c5\u9032\u884c\u57fa\u672c\u932f\u8aa4\u6aa2\u67e5<\/td><td>\u8655\u7406\u932f\u8aa4\u548c\u91cd\u50b3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u9ebc\u662fTCP\uff1f<\/h2>\n\n\n\n<p>TCP\u662f\u50b3\u8f38\u63a7\u5236\u5354\u5b9a\u7684\u7e2e\u5beb\uff0c\u662f\u7db2\u969b\u7db2\u8def\u5354\u5b9a\u65cf\u7684\u57fa\u790e\u3002\u5b83\u78ba\u4fdd\u60a8\u7684\u96fb\u5b50\u90f5\u4ef6\u3001\u7db2\u9801\u548c\u6587\u4ef6\u5b8c\u597d\u7121\u640d\u5730\u5230\u9054\u76ee\u7684\u5730\u3002\u4ee5\u4e0b\u6211\u5011\u8a73\u7d30\u5168\u9762\u7684\u4e86\u89e3\u4e00\u4e0b\u4ec0\u9ebc\u662fTCP\u3002<\/p>\n\n\n\n<p>\u5047\u8a2d\u60a8\u6b63\u5728\u767c\u9001\u8cc7\u6599\u5305\uff0c\u4e26\u5e0c\u671b\u5b83\u5b8c\u6574\u4e14\u6b63\u78ba\u5730\u5230\u9054\u6536\u4ef6\u4eba\u8655\u3002 TCP \u5c0d Internet \u4e0a\u7684\u8cc7\u6599\u57f7\u884c\u4e0b\u5217\u64cd\u4f5c\uff1a<\/p>\n\n\n\n<ul>\n<li>\u5b83\u5728\u8cc7\u6599\u50b3\u8f38\u958b\u59cb\u4e4b\u524d\u5728\u8a2d\u5099\u4e4b\u9593\u5efa\u7acb\u5b89\u5168\u9023\u63a5\u3002<\/li>\n\n\n\n<li>\u5b83\u5c07\u8cc7\u6599\u5206\u6210\u53ef\u7ba1\u7406\u7684\u5340\u584a\uff08\u7a31\u70ba\u8cc7\u6599\u5305\uff09\u3002<\/li>\n\n\n\n<li>\u5b83\u8ffd\u8e64\u4e26\u78ba\u4fdd\u6bcf\u500b\u8cc7\u6599\u5305\u7684\u50b3\u9001\uff0c\u751a\u81f3\u5728\u4e1f\u5931\u6642\u91cd\u65b0\u50b3\u8f38\u5b83\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">TCP\u5982\u4f55\u904b\u4f5c\uff1f<\/h3>\n\n\n\n<p>1. \u9023\u7dda\u5efa\u7acb\uff1aTCP\u4ee5\u4e00\u500b\u7a31\u70ba\u4e09\u5411\u63e1\u624b\u7684\u904e\u7a0b\u958b\u59cb\uff1a<\/p>\n\n\n\n<ul>\n<li>SYN\uff1a\u767c\u9001\u65b9\u8868\u793a\u5176\u958b\u59cb\u901a\u8a0a\u7684\u610f\u5716\u3002<\/li>\n\n\n\n<li>SYN-ACK\uff1a\u63a5\u6536\u5668\u78ba\u8a8d\u4e26\u767c\u51fa\u8a0a\u865f\u8868\u793a\u5df2\u6e96\u5099\u597d\u3002<\/li>\n\n\n\n<li>ACK\uff1a\u767c\u9001\u65b9\u78ba\u8a8d\u78ba\u8a8d\uff0c\u9023\u7dda\u5efa\u7acb\u3002<\/li>\n<\/ul>\n\n\n\n<p>2. \u8cc7\u6599\u50b3\u8f38\uff1aTCP \u5c07\u5927\u91cf\u8cc7\u6599\u5206\u6210\u8cc7\u6599\u5305\uff0c\u6bcf\u500b\u8cc7\u6599\u5305\u7de8\u865f\u4ee5\u4fbf\u65bc\u91cd\u7d44\u3002\u7576\u8cc7\u6599\u5305\u900f\u904e\u7db2\u8def\u50b3\u8f38\u6642\uff0cTCP \u78ba\u4fdd\u5b83\u5011\u4ee5\u6b63\u78ba\u7684\u9806\u5e8f\u5230\u9054\u76ee\u7684\u5730\u3002\u5982\u679c\u5c01\u5305\u907a\u5931\uff0cTCP \u6703\u91cd\u65b0\u50b3\u8f38\u5b83\u3002<\/p>\n\n\n\n<p>3. \u932f\u8aa4\u6aa2\u67e5\uff1aTCP\u4f7f\u7528\u6821\u9a57\u548c\u5075\u6e2c\u50b3\u8f38\u932f\u8aa4\u3002\u5b83\u6703\u5411\u767c\u9001\u65b9\u50b3\u56de\u4e00\u689d\u78ba\u8a8d\u8a0a\u606f (ACK) \u4ee5\u78ba\u8a8d\u6536\u5230\u3002<\/p>\n\n\n\n<p>4. \u6d41\u91cf\u63a7\u5236\uff1a\u70ba\u4e86\u907f\u514d\u63a5\u6536\u65b9\u4e0d\u582a\u91cd\u8ca0\uff0cTCP\u4f7f\u7528\u6ed1\u52d5\u8996\u7a97\u6a5f\u5236\u4f86\u8abf\u6574\u8cc7\u6599\u6d41\u7684\u901f\u7387\u3002<\/p>\n\n\n\n<p>5. \u9023\u63a5\u7d42\u6b62\uff1a\u7576\u50b3\u8f38\u5b8c\u6210\u5f8c\uff0cTCP\u4f7f\u7528\u56db\u6b65\u9a5f\u63e1\u624b\u4f86\u5b89\u5168\u5730\u95dc\u9589\u9023\u63a5\uff0c\u78ba\u4fdd\u6240\u6709\u8cc7\u6599\u90fd\u5df2\u50b3\u8f38\u5b8c\u7562\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u70ba\u4ec0\u9ebc TCP \u5f88\u91cd\u8981\uff1f<\/h3>\n\n\n\n<ul>\n<li>\u53ef\u9760\u6027\uff1aTCP \u4fdd\u8b49\u60a8\u7684\u8cc7\u6599\u5b8c\u6574\u4e14\u4f9d\u5e8f\u5230\u9054\u3002<\/li>\n\n\n\n<li>\u5ee3\u6cdb\u4f7f\u7528\uff1aTCP \u70ba\u5927\u591a\u6578 Internet \u61c9\u7528\u7a0b\u5f0f\u63d0\u4f9b\u652f\u6301\uff0c\u5f9e\u700f\u89bd\u7db2\u7ad9 (HTTP\/HTTPS) \u5230\u767c\u9001\u96fb\u5b50\u90f5\u4ef6 (SMTP) \u548c\u4e0b\u8f09\u6a94\u6848 (FTP)\u3002<\/li>\n\n\n\n<li>\u932f\u8aa4\u7ba1\u7406\uff1a\u5b83\u6aa2\u6e2c\u4e26\u7cfe\u6b63\u932f\u8aa4\uff0c\u78ba\u4fdd\u8cc7\u6599\u5b8c\u6574\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">TCP\u7684\u61c9\u7528<\/h3>\n\n\n\n<p>\u4f60\u6bcf\u5929\u90fd\u5728\u4e0d\u77e5\u4e0d\u89ba\u4e2d\u8207TCP\u4ea4\u4e92\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul>\n<li>\u7db2\u9801\u700f\u89bd\uff1a\u900f\u904e HTTP\/HTTPS \u9020\u8a2a\u7db2\u7ad9\u3002<\/li>\n\n\n\n<li>\u96fb\u5b50\u90f5\u4ef6\uff1a\u900f\u904e SMTP \u6216 IMAP \u7b49\u5354\u5b9a\u50b3\u9001\u548c\u63a5\u6536\u8a0a\u606f\u3002<\/li>\n\n\n\n<li>\u6a94\u6848\u50b3\u8f38\uff1a\u900f\u904e FTP \u53ef\u9760\u5730\u5171\u4eab\u6a94\u6848\u3002<\/li>\n\n\n\n<li>\u4e32\u6d41\u5a92\u9ad4\u548c\u904a\u6232\uff1a\u70ba\u5373\u6642\u4e92\u52d5\u63d0\u4f9b\u7a69\u5b9a\u7684\u9023\u63a5\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u9ebc\u662fUDP\uff1f<\/h2>\n\n\n\n<p>UDP\uff08\u7528\u6236\u8cc7\u6599\u5831\u5354\u8b70\uff09\u662f\u7db2\u969b\u7db2\u8def\u5354\u5b9a\uff08IP\uff09\u5957\u4ef6\u4e2d\u7684\u6838\u5fc3\u5354\u8b70\uff0c\u4e3b\u8981\u7528\u65bc\u900f\u904e\u7db2\u8def\u5728\u88dd\u7f6e\u4e4b\u9593\u50b3\u8f38\u8cc7\u6599\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">UDP\u7684\u4e3b\u8981\u7279\u9ede<\/h3>\n\n\n\n<ul>\n<li>\u7121\u9023\u7dda\u5354\u5b9a\uff1aUDP\u5728\u50b3\u8f38\u8cc7\u6599\u4e4b\u524d\u4e26\u4e0d\u5728\u767c\u9001\u65b9\u548c\u63a5\u6536\u65b9\u4e4b\u9593\u5efa\u7acb\u6b63\u5f0f\u7684\u9023\u7dda\u3002\u76f8\u53cd\uff0c\u5b83\u7368\u7acb\u767c\u9001\u8cc7\u6599\u5305\u3002\u9019\u4f7f\u5f97 UDP \u66f4\u5feb\uff0c\u56e0\u70ba\u5b83\u6d88\u9664\u4e86\u9023\u63a5\u8a2d\u5b9a\u7684\u9700\u8981\u3002<\/li>\n\n\n\n<li>\u7121\u78ba\u8a8d\u6216\u91cd\u50b3\uff1a\u5982\u679c\u5c01\u5305\u907a\u5931\u6216\u4e82\u5e8f\u5230\u9054\uff0cUDP \u4e0d\u6703\u5617\u8a66\u91cd\u50b3\u5c01\u5305\u3002<\/li>\n\n\n\n<li>\u4f4e\u5ef6\u9072\uff1a\u7531\u65bc\u6c92\u6709\u9023\u7dda\u5efa\u7acb\u3001\u78ba\u8a8d\u6216\u91cd\u50b3\uff0cUDP \u6e1b\u5c11\u4e86\u8cc7\u6599\u50b3\u8f38\u7684\u5ef6\u9072\u3002<\/li>\n\n\n\n<li>\u6700\u5c0f\u958b\u92b7\uff1aUDP \u6a19\u982d\u53ea\u6709 8 \u500b\u4f4d\u5143\u7d44\u9577\u3002\u9019\u7a2e\u6700\u5c0f\u7684\u958b\u92b7\u6e1b\u5c11\u4e86\u8655\u7406\u548c\u50b3\u8f38\u6642\u9593\uff0c\u4f7f\u5176\u6210\u70ba\u4e00\u500b\u8f15\u91cf\u7d1a\u5354\u5b9a\u3002<\/li>\n\n\n\n<li>\u652f\u63f4\u5ee3\u64ad\u548c\u7fa4\u64ad\uff1aUDP \u652f\u63f4\u4e00\u6b21\u5411\u591a\u500b\u63a5\u6536\u8005\u767c\u9001\u8cc7\u6599\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">UDP \u662f\u5982\u4f55\u904b\u4f5c\u7684\uff1f<\/h3>\n\n\n\n<p>1. \u8cc7\u6599\u5305\u7d50\u69cb\uff1a\u6bcf\u500bUDP\u8cc7\u6599\u5305\u6216\u8cc7\u6599\u5c01\u5305\u7531\u4ee5\u4e0b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n\n\n\n<ul>\n<li>\u4f86\u6e90\u9023\u63a5\u57e0\uff1a\u6a19\u8b58\u767c\u9001\u61c9\u7528\u7a0b\u5f0f\u3002<\/li>\n\n\n\n<li>\u76ee\u6a19\u9023\u63a5\u57e0\uff1a\u6a19\u8b58\u63a5\u6536\u61c9\u7528\u7a0b\u5f0f\u3002<\/li>\n\n\n\n<li>\u9577\u5ea6\uff1a\u6307\u5b9a\u8cc7\u6599\u5831\u7684\u5927\u5c0f\u3002<br>\u6821\u9a57\u548c\uff1a\u5e6b\u52a9\u5075\u6e2c\u8cc7\u6599\u4e2d\u7684\u932f\u8aa4\u3002<\/li>\n<\/ul>\n\n\n\n<p>2. \u50b3\u8f38\u904e\u7a0b<\/p>\n\n\n\n<ul>\n<li>\u6578\u64da\u88ab\u5206\u6210\u66f4\u5c0f\u7684\u55ae\u5143\u3002<\/li>\n\n\n\n<li>\u6bcf\u500b\u8cc7\u6599\u5c01\u5305\u7368\u7acb\u50b3\u9001\u5230\u76ee\u7684\u5730\uff0c\u4e0d\u4fdd\u8b49\u50b3\u9001\u6216\u6b63\u78ba\u7684\u9806\u5e8f\u3002<\/li>\n\n\n\n<li>\u63a5\u6536\u65b9\u5728\u8cc7\u6599\u5c01\u5305\u5230\u9054\u6642\u9032\u884c\u8655\u7406\uff0c\u7121\u8ad6\u9806\u5e8f\u6216\u5b8c\u6574\u6027\u70ba\u4f55\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ec0\u9ebc\u6642\u5019\u9069\u5408\u4f7f\u7528UDP\uff1f<\/h3>\n\n\n\n<p>UDP \u6700\u9069\u5408\u5feb\u901f\u8cc7\u6599\u50b3\u8f38\u6bd4\u78ba\u4fdd\u8cc7\u6599\u5305\u5230\u9054\u76ee\u7684\u5730\u66f4\u91cd\u8981\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u4e00\u4e9b\u5e38\u898b\u7528\u9014\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul>\n<li>\u5373\u6642\u4e32\u6d41\u5a92\u9ad4\uff1aYouTube \u76f4\u64ad\u548c\u7dda\u4e0a\u5ee3\u64ad\u7b49\u670d\u52d9\u4f7f\u7528 UDP \u4f86\u6700\u5927\u9650\u5ea6\u5730\u6e1b\u5c11\u7de9\u885d\u4e26\u63d0\u4f9b\u6d41\u66a2\u7684\u4e32\u6d41\u5a92\u9ad4\u3002<\/li>\n\n\n\n<li>\u8996\u8a0a\u6703\u8b70\uff1aZoom \u548c Skype \u7b49\u5e73\u53f0\u4f9d\u9760 UDP \u4f86\u6e1b\u5c11\u5ef6\u9072\u3002<\/li>\n\n\n\n<li>\u7dda\u4e0a\u904a\u6232\uff1aUDP \u7528\u65bc\u591a\u4eba\u904a\u6232\uff0c\u4ee5\u78ba\u4fdd\u5feb\u901f\u8cc7\u6599\u50b3\u8f38\uff0c\u5373\u4f7f\u5728\u904a\u6232\u904e\u7a0b\u4e2d\u67d0\u4e9b\u8cc7\u6599\u5305\u907a\u5931\u4e5f\u662f\u5982\u6b64\u3002<\/li>\n\n\n\n<li>VoIP\uff08IP \u8a9e\u97f3\uff09\uff1aWhatsApp \u548c Skype \u7b49\u61c9\u7528\u7a0b\u5f0f\u4f7f\u7528 UDP \u63d0\u4f9b\u6d41\u66a2\u3001\u5373\u6642\u7684\u8a9e\u97f3\u901a\u8a71\u3002<\/li>\n\n\n\n<li>DNS \u67e5\u8a62\uff1a<a href=\"https:\/\/lightningxvpn.com\/blog\/tw\/best-dns-server-tw\/\" target=\"_blank\" rel=\"noopener\" title=\"\u7db2\u57df\u540d\u7a31\u7cfb\u7d71\">\u7db2\u57df\u540d\u7a31\u7cfb\u7d71<\/a>(DNS) \u4f7f\u7528 UDP \u9032\u884c\u5feb\u901f\u67e5\u8a62\u56de\u61c9\u4e8b\u52d9\uff0c\u9032\u800c\u52a0\u5feb\u7db2\u7ad9\u5c0b\u627e\u901f\u5ea6\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">UDP \u7684\u7f3a\u9ede<\/h3>\n\n\n\n<ul>\n<li>\u4e0d\u53ef\u9760\uff1a\u7531\u65bc UDP \u4e0d\u4fdd\u8b49\u50b3\u9001\uff0c\u56e0\u6b64\u8cc7\u6599\u5305\u53ef\u80fd\u6703\u907a\u5931\u4e14\u9806\u5e8f\u4e0d\u6b63\u78ba\u3002<\/li>\n\n\n\n<li>\u7121\u64c1\u585e\u63a7\u5236\uff1aUDP \u4e0d\u7ba1\u7406\u7db2\u8def\u64c1\u585e\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u5728\u9ad8\u6d41\u91cf\u671f\u9593\u4e1f\u5305\u3002<\/li>\n\n\n\n<li>\u7121\u5167\u5efa\u5b89\u5168\u6027\uff1aUDP\u4e0d\u63d0\u4f9b\u52a0\u5bc6\u7b49\u5b89\u5168\u529f\u80fd\uff0c\u56e0\u6b64\u61c9\u7528\u7a0b\u5f0f\u5fc5\u9808\u5be6\u65bd\u984d\u5916\u7684\u5b89\u5168\u63aa\u65bd\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">TCP \u8207 UDP \u54ea\u500b\u5354\u5b9a\u6bd4\u8f03\u597d\uff1f<\/h2>\n\n\n\n<p>\u5c0d\u65bc TCP \u6216 UDP \u54ea\u500b\u5354\u5b9a\u66f4\u597d\u7684\u554f\u984c\uff0c\u6c92\u6709\u552f\u4e00\u7684\u7b54\u6848\u3002\u6bcf\u500b\u5354\u8b70\u90fd\u662f\u91dd\u5c0d\u4e0d\u540c\u7684\u76ee\u7684\u800c\u8a2d\u8a08\u7684\uff0c\u6700\u4f73\u9078\u64c7\u53d6\u6c7a\u65bc\u7279\u5b9a\u61c9\u7528\u7684\u8981\u6c42\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u60a8\u7684\u9700\u6c42\u9032\u884c\u9078\u64c7\u3002<\/p>\n\n\n\n<p><strong>\u5982\u679c\u7b26\u5408\u4ee5\u4e0b\u689d\u4ef6\uff0c\u8acb\u9078\u64c7 TCP\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li>\u60a8\u9700\u8981\u6709\u4fdd\u8b49\u7684\u4ea4\u8ca8\u3002<\/li>\n\n\n\n<li>\u8cc7\u6599\u9806\u5e8f\u548c\u5b8c\u6574\u6027\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n\n\n\n<li>\u60a8\u7684\u61c9\u7528\u7a0b\u5f0f\u9700\u8981\u53ef\u9760\u7684\u3001\u57fa\u65bc\u6703\u8a71\u7684\u901a\u8a0a\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u82e5\u7b26\u5408\u4ee5\u4e0b\u689d\u4ef6\uff0c\u8acb\u9078\u64c7 UDP\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li>\u901f\u5ea6\u6bd4\u53ef\u9760\u6027\u66f4\u91cd\u8981\u3002<\/li>\n\n\n\n<li>\u5076\u723e\u4e1f\u5305\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\u3002<\/li>\n\n\n\n<li>\u60a8\u6b63\u5728\u958b\u767c\u4e00\u500b\u5373\u6642\u3001\u4f4e\u5ef6\u9072\u7684\u61c9\u7528\u7a0b\u5f0f\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">VPN \u4f7f\u7528\u54ea\u7a2e\u5354\u5b9a\uff1f<\/h2>\n\n\n\n<p>\u4f7f\u7528 VPN \u6642\uff0c\u5354\u5b9a\u5728\u78ba\u5b9a\u9023\u7dda\u7684\u901f\u5ea6\u3001\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u65b9\u9762\u8d77\u8457\u81f3\u95dc\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5927\u591a\u6578 VPN \u4f7f\u7528\u5169\u7a2e\u50b3\u8f38\u5354\u5b9a\uff1aTCP \u548c UDP\u3002<\/p>\n\n\n\n<p>UDP \u662f\u5927\u591a\u6578 VPN\uff08\u5305\u62ec<a href=\"https:\/\/lightningxvpn.com\/tw\/\" target=\"_blank\" rel=\"noopener\" title=\"\u9583\u9023 VPN\">\u9583\u9023 VPN<\/a>\uff09\u7684\u9810\u8a2d\u5354\u8b70\uff0c\u56e0\u70ba\u5b83\u512a\u5148\u8003\u616e\u901f\u5ea6\u548c\u4f4e\u5ef6\u9072\u3002\u4f46\u662f\uff0cUDP \u4e0d\u4fdd\u8b49\u8cc7\u6599\u5305\u7684\u50b3\u9001\u6216\u9806\u5e8f\u3002 TCP\u6ce8\u91cd\u8cc7\u6599\u7684\u6e96\u78ba\u6027\u548c\u53ef\u9760\u6027\u3002\u5b83\u78ba\u4fdd\u6240\u6709\u8cc7\u6599\u5305\u5747\u6309\u6b63\u78ba\u7684\u9806\u5e8f\u50b3\u9001\u548c\u91cd\u65b0\u7d44\u88dd\u3002<\/p>\n\n\n\n<p>\u9583\u9023 VPN \u9810\u8a2d\u4f7f\u7528 UDP\uff0c\u4ee5\u78ba\u4fdd\u4f7f\u7528\u8005\u7372\u5f97\u5feb\u901f\u9ad4\u9a57\u3002\u7136\u800c\uff0c\u5b83\u63d0\u4f9b\u4e86\u5207\u63db\u5230 TCP \u7684\u9748\u6d3b\u6027\u3002\u60a8\u53ef\u4ee5\u5728\u89c0\u770b Netflix \u548c TikTok \u7b49\u4e32\u6d41\u5a92\u9ad4\u6642\u9ad4\u9a57\u6d41\u66a2\u6e05\u6670\u7684\u8996\u983b\uff0c\u4e26\u5728\u50b3\u8f38\u5927\u6587\u4ef6\u6216\u700f\u89bd\u7db2\u9801\u6642\u7372\u5f97\u7a69\u5b9a\u7684\u7db2\u7d61\u3002<\/p>\n\n\n\n<p>\u9019\u7a2e\u9069\u61c9\u6027\u4f7f\u9583\u9023 VPN\u80fd\u5920\u517c\u5177\u5169\u5168\u5176\u7f8e\u7684\u512a\u9ede\uff0c\u4f7f\u5176\u6210\u70ba\u4efb\u4f55\u5834\u666f\u7684\u7d55\u4f73\u9078\u64c7\u3002\u7acb\u5373\u4e0b\u8f09\u4e26\u514d\u8cbb\u7372\u5f97 7 \u5929\u3002<\/p>\n\n\n\n<div class=\"wp-block-group has-background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-radius:15px;background-color:#ffefce;padding-top:var(--wp--preset--spacing--10);padding-right:var(--wp--preset--spacing--10);padding-bottom:var(--wp--preset--spacing--10);padding-left:var(--wp--preset--spacing--10)\">\n<p>\u9019\u7a2e\u9069\u61c9\u6027\u4f7f\u9583\u9023 VPN\u80fd\u5920\u517c\u5177\u5169\u5168\u5176\u7f8e\u7684\u512a\u9ede\uff0c\u4f7f\u5176\u6210\u70ba\u4efb\u4f55\u5834\u666f\u7684\u7d55\u4f73\u9078\u64c7\u3002\u7acb\u5373\u4e0b\u8f09\u4e26\u514d\u8cbb\u7372\u5f97 7 \u5929\u3002<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-1 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-75 has-custom-font-size is-style-fill has-medium-font-size\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/lightningxvpn.com\/tw\/download\" style=\"border-radius:100px;background-color:#fbb635;padding-top:10px;padding-right:30px;padding-bottom:10px;padding-left:30px\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\u514d\u8cbb\u4e0b\u8f09\u00a0\u9583\u9023VPN<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d50\u8ad6<\/h2>\n\n\n\n<p>\u7121\u8ad6\u662f\u8981\u6c42\u8cc7\u6599\u5b8c\u6574\u6027\u7684TCP\uff0c\u6216\u662f\u8ffd\u6c42\u9ad8\u901f\u5ea6\u7684UDP\uff0c\u5169\u8005\u90fd\u6709\u5404\u81ea\u7684\u512a\u52e2\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u5167\u5bb9\u9078\u64c7\u6700\u9069\u5408\u60a8\u7684\u7db2\u8def\u5354\u5b9a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u50b3\u8f38\u5354\u5b9a\u662f\u7dad\u6301\u6b63\u5e38\u8cc7\u6599\u50b3\u8f38\u7684\u57fa\u790e\u3002 TCP\uff08\u50b3\u8f38\u63a7\u5236\u5354\u5b9a\uff09\u548cUDP\uff08\u7528\u6236\u8cc7\u6599\u5831\u5354\u5b9a\uff09\u662f\u6700\u5e38\u898b\u7684\u5354\u5b9a\u3002 \u7121\u8ad6\u662f\u700f 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