{"id":33801,"date":"2026-06-30T16:49:12","date_gmt":"2026-06-30T08:49:12","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/open-udp-ports-on-us-servers-for-multiplayer-traffic\/"},"modified":"2026-06-30T16:54:33","modified_gmt":"2026-06-30T08:54:33","slug":"open-udp-ports-on-us-servers-for-multiplayer-traffic","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/knowledge\/open-udp-ports-on-us-servers-for-multiplayer-traffic\/","title":{"rendered":"\u7f8e\u56fd\u670d\u52a1\u5668\u5982\u4f55\u5f00\u653e UDP \u7aef\u53e3\u4ee5\u652f\u6301\u591a\u73a9\u5bb6\u6570\u636e\u4f20\u8f93"},"content":{"rendered":"<style>\n    table, th, td {\n        border: 1px solid black;\n        border-collapse: collapse;\n    }\n<\/style>\n<p>\u4f60\u5fc5\u987b\u5728<a target=\"_blank\" href=\"https:\/\/www.varidata.com\/zh-cn\/server\/los-angeles\/cn2\/\">\u7f8e\u56fd\u670d\u52a1\u5668<\/a>\u4e0a\u5f00\u653e\u7279\u5b9a\u7684 UDP \u7aef\u53e3\uff0c\u624d\u80fd\u542f\u7528<a target=\"_self\" href=\"https:\/\/www.varidata.com\/zh-cn\/blog\/run-a-website-database-and-game-server-on-one-host\/\">\u591a\u4eba\u8054\u673a\u6e38\u620f<\/a>\u3002\u5f53\u4f60\u914d\u7f6e\u7aef\u53e3\u8f6c\u53d1\u5e76\u8c03\u6574\u8def\u7531\u5668\u6216\u9632\u706b\u5899\u8bbe\u7f6e\u65f6\uff0c\u5c31\u5141\u8bb8\u73a9\u5bb6\u4e4b\u95f4\u8fdb\u884c\u5feb\u901f\u6570\u636e\u4f20\u8f93\u3002\u4f60\u9700\u8981\u9009\u62e9\u6b63\u786e\u7684\u7aef\u53e3\uff0c\u4ee5\u4fdd\u8bc1\u670d\u52a1\u5668\u5b89\u5168\u5e76\u9632\u6b62\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u3002<\/p>\n<ul>\n<li>\n<p>\u68c0\u67e5\u4f60\u7684\u6e38\u620f\u5e38\u7528\u7684\u7aef\u53e3\u8303\u56f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u9075\u5faa\u6700\u4f73\u5b9e\u8df5\uff0c\u4ee5\u83b7\u5f97\u7a33\u5b9a\u3001\u5b89\u5168\u7684\u6e38\u620f\u4f53\u9a8c\u3002<\/p>\n<\/li>\n<\/ul>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u52a1\u5fc5\u8bb0\u5f55\u4f60\u7684\u7aef\u53e3\u8bbe\u7f6e\uff0c\u4ee5\u4fbf\u540e\u7eed\u7ef4\u62a4\u66f4\u7b80\u5355\u3002<\/p>\n<\/blockquote>\n<h2>\u8981\u70b9\u603b\u7ed3<\/h2>\n<ul>\n<li>\n<p>\u5f00\u653e\u7279\u5b9a UDP \u7aef\u53e3\uff0c\u4e3a\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u7684\u591a\u4eba\u6e38\u620f\u63d0\u4f9b\u5feb\u901f\u3001\u5b89\u5168\u7684\u8fde\u63a5\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e86\u89e3 UDP \u4e0e TCP \u7684\u533a\u522b\uff1bUDP \u56e0\u901f\u5ea6\u66f4\u5feb\u800c\u66f4\u9002\u5408\u5b9e\u65f6\u6e38\u620f\u3002<\/p>\n<\/li>\n<li>\n<p>\u5b9a\u671f\u8bb0\u5f55\u5e76\u5ba1\u67e5\u7aef\u53e3\u8bbe\u7f6e\uff0c\u7b80\u5316\u540e\u671f\u7ef4\u62a4\u5e76\u589e\u5f3a\u5b89\u5168\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u548c\u7f51\u7edc\u76d1\u63a7\u8f6f\u4ef6\u8bc6\u522b\u5e76\u7ba1\u7406\u6e38\u620f\u6240\u9700\u7684 UDP \u7aef\u53e3\u3002<\/p>\n<\/li>\n<li>\n<p>\u9075\u5faa\u5b89\u5168\u6700\u4f73\u5b9e\u8df5\uff0c\u5173\u95ed\u672a\u4f7f\u7528\u7aef\u53e3\u5e76\u4fdd\u6301\u670d\u52a1\u5668\u8f6f\u4ef6\u66f4\u65b0\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>\u4e3a\u4ec0\u4e48\u8981\u4e3a\u591a\u4eba\u6e38\u620f\u5f00\u653e UDP \u7aef\u53e3<\/h2>\n<h3>\u6e38\u620f\u4e2d\u7684 UDP \u4e0e TCP \u5bf9\u6bd4<\/h3>\n<p>\u5728\u642d\u5efa\u591a\u4eba\u6e38\u620f\u73af\u5883\u65f6\uff0c\u4f60\u9700\u8981\u4e86\u89e3 UDP \u4e0e TCP \u7684\u533a\u522b\u3002UDP\uff08\u7528\u6237\u6570\u636e\u62a5\u534f\u8bae\uff09\u548c TCP\uff08\u4f20\u8f93\u63a7\u5236\u534f\u8bae\uff09\u90fd\u7528\u4e8e\u5728\u7f51\u7edc\u4e2d\u4f20\u8f93\u6570\u636e\uff0c\u4f46\u5de5\u4f5c\u65b9\u5f0f\u4e0d\u540c\u3002\u5927\u591a\u6570\u591a\u4eba\u6e38\u620f\u4f7f\u7528 UDP\uff0c\u56e0\u4e3a\u5b83\u4f20\u8f93\u901f\u5ea6\u66f4\u5feb\uff0c\u4e0d\u4f1a\u5728\u7ee7\u7eed\u53d1\u9001\u524d\u7b49\u5f85\u786e\u8ba4\u3002\u8fd9\u79cd\u901f\u5ea6\u5bf9\u5b9e\u65f6\u5bf9\u6218\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<p>\u4e0b\u9762\u662f UDP \u6bd4 TCP \u66f4\u9002\u5408\u6e38\u620f\u7684\u51e0\u4e2a\u539f\u56e0\uff1a<\/p>\n<ul>\n<li>\n<p>UDP \u907f\u514d\u4e86 TCP \u4e2d\u7684\u989d\u5916\u63e1\u624b\u548c\u786e\u8ba4\u6d41\u7a0b\uff0c\u56e0\u6b64\u6e38\u620f\u6570\u636e\u4f20\u8f93\u66f4\u5feb\u3002<\/p>\n<\/li>\n<li>\n<p>\u5b83\u4e0d\u7b49\u5f85\u786e\u8ba4\u5305\uff0c\u4ece\u800c\u51cf\u5c11\u5ef6\u8fdf\u3002<\/p>\n<\/li>\n<li>\n<p>\u5373\u4f7f\u6570\u636e\u5305\u4e71\u5e8f\u5230\u8fbe\uff0c\u6e38\u620f\u4e5f\u4f9d\u7136\u53ef\u4ee5\u987a\u7545\u8fd0\u884c\u3002<\/p>\n<\/li>\n<li>\n<p>\u8282\u594f\u5feb\u901f\u7684\u6e38\u620f\u9700\u8981\u7684\u662f\u201c\u6700\u65b0\u6570\u636e\u201d\uff0c\u800c\u4e0d\u662f\u8fdf\u5230\u7684\u65e7\u6570\u636e\u3002<\/p>\n<\/li>\n<\/ul>\n<blockquote>\n<p>\u6ce8\u610f\uff1aUDP \u901a\u5e38\u66f4\u9002\u5408\u5b9e\u65f6\u6e38\u620f\uff0c\u56e0\u4e3a\u5b83\u8df3\u8fc7\u4e86 TCP \u5e26\u6765\u7684\u7b49\u5f85\u5ef6\u8fdf\uff0c\u53ef\u4ee5\u83b7\u5f97\u66f4\u5feb\u7684\u72b6\u6001\u66f4\u65b0\uff0c\u8ba9\u6e38\u620f\u4f53\u9a8c\u66f4\u6d41\u7545\u3002<\/p>\n<\/blockquote>\n<p>\u4f60\u53ef\u4ee5\u901a\u8fc7\u4e0b\u8868\u76f4\u89c2\u770b\u5230\u8fd9\u4e24\u79cd\u534f\u8bae\u5728\u5ef6\u8fdf\u65b9\u9762\u7684\u5dee\u5f02\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u56e0\u7d20<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>TCP<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>UDP<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5ef6\u8fdf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u901a\u5e38\u8f83\u9ad8<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u901a\u5e38\u8f83\u4f4e<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4e3b\u8981\u53d6\u820d<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7531\u4e8e\u53ef\u9760\u6027\u673a\u5236\u5bfc\u81f4\u66f4\u591a\u5ef6\u8fdf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u66f4\u5bb9\u6613\u51fa\u73b0\u4e22\u5305\u6216\u4e71\u5e8f\u4f20\u8f93<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<h3>\u5b9e\u65f6\u6570\u636e\u9700\u6c42<\/h3>\n<p>\u591a\u4eba\u6e38\u620f\u9700\u8981\u5b9e\u65f6\u6570\u636e\u4f20\u8f93\u3002\u5f53\u4f60\u5728\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u6e38\u620f\u65f6\uff0c\u5e0c\u671b\u4f60\u7684\u64cd\u4f5c\u80fd\u7acb\u5373\u5728\u5176\u4ed6\u73a9\u5bb6\u7aef\u663e\u793a\u3002UDP \u6b63\u662f\u5e2e\u52a9\u5b9e\u73b0\u8fd9\u4e00\u70b9\u7684\u5173\u952e\u3002<\/p>\n<ul>\n<li>\n<p>\u901f\u5ea6\uff1aUDP \u7acb\u5373\u53d1\u9001\u6570\u636e\uff0c\u56e0\u6b64\u4f60\u5728\u6e38\u620f\u4e2d\u80fd\u770b\u5230\u5feb\u901f\u54cd\u5e94\u3002<\/p>\n<\/li>\n<li>\n<p>\u975e\u786e\u8ba4\u673a\u5236\uff1aUDP \u4e0d\u9700\u8981\u786e\u8ba4\u6570\u636e\u662f\u5426\u5230\u8fbe\uff0c\u4ece\u800c\u4fdd\u6301\u6570\u636e\u8fde\u7eed\u6d41\u52a8\u3002<\/p>\n<\/li>\n<li>\n<p>\u7075\u6d3b\u6027\uff1a\u6e38\u620f\u5f00\u53d1\u8005\u53ef\u4ee5\u81ea\u884c\u51b3\u5b9a\u5982\u4f55\u5904\u7406\u4e22\u5305\uff0c\u8ba9\u6574\u4f53\u4f53\u9a8c\u66f4\u987a\u6ed1\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u7b2c\u4e00\u4eba\u79f0\u5c04\u51fb\u548c\u7ade\u6280\u573a\u7c7b\u7b49\u8282\u594f\u5f88\u5feb\u7684\u6e38\u620f\u4f9d\u8d56 UDP \u83b7\u53d6\u5feb\u901f\u66f4\u65b0\u3002\u300aHalo\u300b\u300aBattlefield\u300b\u300aQuake\u300b\u300aUnreal\u300b\u300aCounterStrike\u300b\u300aTeam Fortress\u300b\u7b49\u4f5c\u54c1\u90fd\u4f7f\u7528 UDP \u6765\u4fdd\u6301\u73a9\u5bb6\u52a8\u4f5c\u548c\u6e38\u620f\u72b6\u6001\u540c\u6b65\u3002\u901a\u8fc7\u5728\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u5f00\u653e\u6b63\u786e\u7684 UDP \u7aef\u53e3\uff0c\u4f60\u53ef\u4ee5\u5e2e\u52a9\u73a9\u5bb6\u987a\u5229\u8fde\u63a5\uff0c\u4eab\u53d7\u65e0\u7f1d\u7684\u591a\u4eba\u6e38\u620f\u4f53\u9a8c\u3002<\/p>\n<h2>\u5728\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u9009\u62e9 UDP \u7aef\u53e3<\/h2>\n<h3>\u5e38\u89c1\u7aef\u53e3\u8303\u56f4<\/h3>\n<p>\u5728\u90e8\u7f72\u591a\u4eba\u6e38\u620f\u65f6\uff0c\u4f60\u9700\u8981\u77e5\u9053\u5e94\u8be5\u5f00\u653e\u54ea\u4e9b UDP \u7aef\u53e3\u3002\u8bb8\u591a\u6e38\u620f\u4f1a\u4f7f\u7528\u7279\u5b9a\u7684\u7aef\u53e3\u8303\u56f4\u6765\u5904\u7406\u73a9\u5bb6\u8fde\u63a5\u548c\u6570\u636e\u3002\u5982\u679c\u4f60\u4f7f\u7528\u7f8e\u56fd\u670d\u52a1\u5668\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u8fd9\u4e9b\u5178\u578b\u7684 UDP \u7aef\u53e3\u8303\u56f4\uff1a<\/p>\n<ul>\n<li>\n<p>26900\u201326903<\/p>\n<\/li>\n<li>\n<p>25000\u201325003<\/p>\n<\/li>\n<li>\n<p>27015\u201327050<\/p>\n<\/li>\n<li>\n<p>30000\u201330070<\/p>\n<\/li>\n<li>\n<p>3074\u20133075<\/p>\n<\/li>\n<\/ul>\n<p>\u90e8\u5206\u6e38\u620f\uff08\u5982\u300aHalo Infinite\u300b\uff09\u4f1a\u4f7f\u7528 88\u3001500\u30013074\u20133075\u30013544 \u548c 4500 \u7b49\u7aef\u53e3\u3002\u4f60\u8fd8\u53ef\u80fd\u53d1\u73b0\u300aHalo Infinite\u300b\u7684\u670d\u52a1\u5668\u7aef\u53e3\u8303\u56f4\u662f 30000 \u5230 30070\u3002\u8bb8\u591a\u7ba1\u7406\u5458\u4f1a\u6d4b\u8bd5\u4ece 2000 \u5230 65535 \u7684\u5927\u8303\u56f4 UDP \u7aef\u53e3\uff0c\u4ee5\u6539\u5584\u6570\u636e\u5305\u4f20\u8f93\u5e76\u964d\u4f4e\u5ef6\u8fdf\u3002<\/p>\n<p>\u4e0b\u9762\u7684\u8868\u683c\u5217\u51fa\u4e86\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u70ed\u95e8\u591a\u4eba\u6e38\u620f\u5e38\u7528\u7684\u4e00\u4e9b UDP \u7aef\u53e3\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 125px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u7aef\u53e3<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u534f\u8bae<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u670d\u52a1\u540d\u79f0<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u63cf\u8ff0<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6ce8\u518c\u65b9<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>7777<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>UDP<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>unreal<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Unreal Engine \u6e38\u620f\u670d\u52a1\u5668\uff0c\u7528\u4e8e\u5b9e\u65f6\u591a\u4eba\u6e38\u620f<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Epic Games, Inc.<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>27015<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>TCP\/UDP<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>hl2<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u300aHalf-Life 2\u300b\u5728\u7ebf\u591a\u4eba\u6e38\u620f\u670d\u52a1\u5668<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Valve Corporation<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>3074<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>TCP\/UDP<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>xboxtvl<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Xbox Live \u6e38\u620f\u4e3b\u673a\u7f51\u7edc\u670d\u52a1<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Microsoft Corporation<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u52a1\u5fc5\u67e5\u770b\u6e38\u620f\u5b98\u65b9\u6587\u6863\u6216\u652f\u6301\u8bba\u575b\uff0c\u83b7\u53d6\u6700\u65b0\u63a8\u8350\u7684\u7aef\u53e3\u8303\u56f4\u3002<\/p>\n<\/blockquote>\n<h3>\u7279\u5b9a\u6e38\u620f\u7aef\u53e3<\/h3>\n<p>\u6bcf\u6b3e\u6e38\u620f\u6240\u9700\u7684 UDP \u7aef\u53e3\u90fd\u53ef\u80fd\u4e0d\u540c\u3002\u4f60\u9700\u8981\u627e\u51fa\u670d\u52a1\u5668\u4e0a\u5bf9\u5e94\u6e38\u620f\u6240\u9700\u7684\u6b63\u786e\u7aef\u53e3\uff0c\u624d\u80fd\u786e\u4fdd\u591a\u4eba\u6e38\u620f\u987a\u7545\u8fd0\u884c\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5224\u65ad\u6e38\u620f\u4f7f\u7528\u54ea\u4e9b\u7aef\u53e3\u7684\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li>\n<p>\u5728 Windows \u4e0a\u4f7f\u7528 <code>netstat -ano<\/code>\uff0c\u6216\u5728 Linux \u4e0a\u4f7f\u7528 <code>netstat -tulpn<\/code> \u7b49\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u67e5\u770b\u6e38\u620f\u670d\u52a1\u5668\u6b63\u5728\u76d1\u542c\u7684 UDP \u7aef\u53e3\u3002<\/p>\n<\/li>\n<li>\n<p>\u67e5\u9605\u6e38\u620f\u5b98\u65b9\u7f51\u7ad9\u6216\u793e\u533a\u8bba\u575b\u4e0a\u7684\u7aef\u53e3\u4fe1\u606f\u3002<\/p>\n<\/li>\n<li>\n<p>\u5bf9\u4e8e OpenTTD \u7b49\u6e38\u620f\uff0c\u4f60\u9700\u8981\u5141\u8bb8 UDP \u548c TCP \u8fde\u63a5\u4f7f\u7528 3979 \u7aef\u53e3\u3002\u5982\u679c\u5e0c\u671b\u670d\u52a1\u5668\u51fa\u73b0\u5728\u516c\u5171\u670d\u52a1\u5668\u5217\u8868\u4e2d\uff0c\u8fd8\u8981\u5bf9 3978 \u7aef\u53e3\u5f00\u653e UDP\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u4f60\u8fd8\u53ef\u4ee5\u4f7f\u7528 Xitoring\u3001Nagios \u6216 Zabbix \u7b49\u7f51\u7edc\u76d1\u63a7\u8f6f\u4ef6\u3002\u8fd9\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u4f60\u8ddf\u8e2a\u54ea\u4e9b\u7aef\u53e3\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\uff0c\u5e76\u5728\u6709\u53d8\u66f4\u65f6\u53d1\u51fa\u544a\u8b66\u3002\u8bb8\u591a\u7ba1\u7406\u5458\u4f1a\u5728 Bash \u6216 PowerShell \u4e2d\u7f16\u5199\u81ea\u5b9a\u4e49\u811a\u672c\uff0c\u4ee5\u81ea\u52a8\u5316\u7aef\u53e3\u76d1\u63a7\u5e76\u4fdd\u969c\u7f8e\u56fd\u670d\u52a1\u5668\u5b89\u5168\u3002<\/p>\n<p>\u4e0b\u9762\u7684\u8868\u683c\u5217\u51fa\u4e86\u8bb0\u5f55\u548c\u76d1\u63a7 UDP \u7aef\u53e3\u4f7f\u7528\u60c5\u51b5\u7684\u5e38\u89c1\u65b9\u6cd5\u548c\u5de5\u5177\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u65b9\u6cd5 \/ \u5de5\u5177<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u63cf\u8ff0<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u547d\u4ee4\u884c\u5de5\u5177<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p><code>netstat<\/code>\u3001<code>tcpview<\/code>\u3001<code>ss<\/code>\u3001<code>lsof<\/code> \u7b49\u5de5\u5177\u53ef\u663e\u793a\u6d3b\u52a8\u8fde\u63a5\u548c\u76d1\u542c\u7aef\u53e3\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7f51\u7edc\u76d1\u63a7\u8f6f\u4ef6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Xitoring\u3001Nagios\u3001Zabbix \u7b49\u89e3\u51b3\u65b9\u6848\uff0c\u7528\u4e8e\u76d1\u63a7\u7f51\u7edc\u4e2d\u7684 TCP\/UDP \u7aef\u53e3\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u811a\u672c\u4e0e\u81ea\u52a8\u5316<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u901a\u8fc7 Bash \u6216 PowerShell \u81ea\u5b9a\u4e49\u811a\u672c\uff0c\u5b9e\u73b0\u7aef\u53e3\u76d1\u63a7\u81ea\u52a8\u5316\u5e76\u5728\u7aef\u53e3\u53d8\u66f4\u65f6\u544a\u8b66\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<blockquote>\n<p>\u6ce8\u610f\uff1a\u8bb0\u5f55\u7aef\u53e3\u8bbe\u7f6e\u53ef\u4ee5\u5927\u5927\u7b80\u5316\u540e\u7eed\u6545\u969c\u6392\u67e5\u548c\u670d\u52a1\u5668\u5347\u7ea7\u3002<\/p>\n<\/blockquote>\n<p>\u901a\u8fc7\u6b63\u786e\u9009\u62e9\u5e76\u6301\u7eed\u76d1\u63a7 UDP \u7aef\u53e3\uff0c\u4f60\u53ef\u4ee5\u8ba9\u7f8e\u56fd\u670d\u52a1\u5668\u7a33\u5b9a\u5730\u63d0\u4f9b\u5feb\u901f\u3001\u53ef\u9760\u7684\u591a\u4eba\u6e38\u620f\u4f53\u9a8c\u3002<\/p>\n<h2>\u7aef\u53e3\u8f6c\u53d1\u4e0e\u914d\u7f6e\u6b65\u9aa4<\/h2>\n<h3>\u8def\u7531\u5668\u4e0e\u9632\u706b\u5899\u8bbe\u7f6e<\/h3>\n<p>\u4f60\u9700\u8981\u914d\u7f6e\u8def\u7531\u5668\u548c\u9632\u706b\u5899\uff0c\u4f7f UDP \u7aef\u53e3\u53ef\u4ee5\u901a\u8fc7\u591a\u4eba\u6e38\u620f\u6570\u636e\u3002\u8fd9\u4e00\u8fc7\u7a0b\u53ef\u4ee5\u5e2e\u52a9\u7f8e\u56fd\u670d\u52a1\u5668\u987a\u7545\u5904\u7406\u6e38\u620f\u6d41\u91cf\u3002\u8bb8\u591a\u8def\u7531\u5668\u7684\u7aef\u53e3\u8f6c\u53d1\u914d\u7f6e\u6d41\u7a0b\u975e\u5e38\u7c7b\u4f3c\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u5206\u6b65\u6307\u5357\uff1a<\/p>\n<ol>\n<li>\n<p>\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u7f51\u5173\u5730\u5740\uff0c\u767b\u5f55\u8def\u7531\u5668\u7ba1\u7406\u9875\u9762\u3002<\/p>\n<\/li>\n<li>\n<p>\u8f93\u5165\u8def\u7531\u5668\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u8def\u7531\u5668\u83dc\u5355\u4e2d\u627e\u5230\u201c\u7aef\u53e3\u8f6c\u53d1\u201d\u6216\u201c\u865a\u62df\u670d\u52a1\u5668\u201d\u7b49\u76f8\u5173\u680f\u76ee\u3002<\/p>\n<\/li>\n<li>\n<p>\u521b\u5efa\u65b0\u89c4\u5219\uff0c\u7ed9\u8bbe\u5907\u547d\u540d\uff0c\u9009\u62e9 UDP\uff08\u6216\u53ef\u7528\u65f6\u9009\u62e9 TCP\/UDP \u53cc\u534f\u8bae\uff09\uff0c\u5e76\u586b\u5199\u5185\u90e8 IP \u5730\u5740\u548c\u7aef\u53e3\u53f7\u3002<\/p>\n<\/li>\n<li>\n<p>\u4fdd\u5b58\u6216\u5e94\u7528\u66f4\u6539\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528\u5916\u90e8\u7aef\u53e3\u68c0\u6d4b\u5de5\u5177\u6d4b\u8bd5\u7aef\u53e3\u662f\u5426\u5f00\u653e\u3002<\/p>\n<\/li>\n<\/ol>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u5982\u679c\u8def\u7531\u5668\u5141\u8bb8\u5728\u540c\u4e00\u89c4\u5219\u4e2d\u9009\u62e9 TCP \u548c UDP\uff0c\u5efa\u8bae\u52fe\u9009\u4e24\u8005\uff0c\u4ee5\u907f\u514d\u540e\u7eed\u6df7\u6dc6\u3002\u5f88\u591a\u7528\u6237\u5728\u914d\u7f6e\u65f6\u90fd\u4f1a\u7ea0\u7ed3\u5e94\u8be5\u9009\u54ea\u4e00\u79cd\u534f\u8bae\u3002<\/p>\n<\/blockquote>\n<p>\u5728\u8bbe\u7f6e\u89c4\u5219\u65f6\uff0c\u53ef\u4ee5\u5c06 3074 \u7b49\u5e38\u7528 UDP \u7aef\u53e3\u4f5c\u4e3a\u4e3b\u8981\u6e38\u620f\u6d41\u91cf\u7aef\u53e3\u3002\u8be5\u7aef\u53e3\u5bf9\u70b9\u5bf9\u70b9\u4ee5\u53ca\u5ba2\u6237\u7aef \/ \u670d\u52a1\u5668\u67b6\u6784\u7684\u6e38\u620f\u90fd\u5f88\u5e38\u89c1\u3002\u5c3d\u91cf\u8ba9\u4f60\u7684\u6e38\u620f\u540c\u65f6\u7ed1\u5b9a IPv4 \u548c IPv6\uff0c\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u517c\u5bb9\u6027\uff0c\u5e76\u6539\u5584 NAT \u7a7f\u900f\uff0c\u5bf9 NAT \u7c7b\u578b\u8f83\u4e25\u683c\u6216\u4e2d\u7b49\u7684\u73a9\u5bb6\u5c24\u5176\u91cd\u8981\u3002<\/p>\n<p>\u6709\u4e9b\u7528\u6237\u5728\u6392\u9519\u65f6\u4f1a\u5f00\u653e\u8fdc\u8d85\u9700\u6c42\u7684\u7aef\u53e3\u8303\u56f4\uff0c\u8fd9\u4f1a\u5e26\u6765\u5b89\u5168\u98ce\u9669\u3002\u52a1\u5fc5\u5b9a\u671f\u5ba1\u67e5\u6240\u6709\u5f00\u653e\u7aef\u53e3\uff0c\u5173\u95ed\u4e0d\u518d\u4f7f\u7528\u7684\u7aef\u53e3\u3002<\/p>\n<h3>\u4e0d\u540c\u5e73\u53f0\u7684\u64cd\u4f5c\u6307\u5357<\/h3>\n<p>\u4f60\u53ef\u4ee5\u5728\u4e0d\u540c\u5e73\u53f0\u4e0a\u5f00\u653e UDP \u7aef\u53e3\u3002\u4ee5\u4e0b\u662f\u6700\u5e38\u89c1\u7cfb\u7edf\u7684\u57fa\u7840\u64cd\u4f5c\u8bf4\u660e\uff1a<\/p>\n<ul>\n<li>\n<p><strong>Windows<\/strong>\uff1a\u901a\u8fc7 Windows Defender \u9632\u706b\u5899\u64cd\u4f5c\u3002\u5728\u201c\u9ad8\u7ea7\u8bbe\u7f6e\u201d\u4e2d\u65b0\u5efa\u5165\u7ad9\u89c4\u5219\uff0c\u9009\u62e9 UDP\uff0c\u5e76\u586b\u5199\u7aef\u53e3\u53f7\u3002<\/p>\n<\/li>\n<li>\n<p><strong>Linux<\/strong>\uff1a\u4f7f\u7528\u7ec8\u7aef\u547d\u4ee4\uff0c\u4f8b\u5982\u8fd0\u884c <code>sudo ufw allow 27015\/udp<\/code> \u6765\u5f00\u653e\u7aef\u53e3\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4e91\u5e73\u53f0<\/strong>\uff1a\u767b\u5f55\u4e91\u670d\u52a1\u5546\u63a7\u5236\u53f0\uff0c\u5728\u9632\u706b\u5899 \/ \u5b89\u5168\u7ec4\u4e2d\u4e3a\u670d\u52a1\u5668 IP \u6dfb\u52a0\u65b0\u89c4\u5219\uff0c\u9009\u62e9 UDP \u5e76\u586b\u5199\u7aef\u53e3\u8303\u56f4\u3002<\/p>\n<\/li>\n<\/ul>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5e73\u53f0<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5982\u4f55\u5f00\u653e UDP \u7aef\u53e3<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Windows<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5728 Windows Defender \u9632\u706b\u5899\u4e2d\u521b\u5efa\u5165\u7ad9\u89c4\u5219<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>Linux<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5728\u7ec8\u7aef\u4e2d\u4f7f\u7528 <code>ufw<\/code> \u6216 <code>iptables<\/code> \u547d\u4ee4<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4e91\u670d\u52a1\u5668<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5728\u4e91\u670d\u52a1\u5546\u63a7\u5236\u9762\u677f\u4e2d\u6dfb\u52a0\u9632\u706b\u5899\u89c4\u5219<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<blockquote>\n<p>\u6ce8\u610f\uff1a\u6bcf\u6b21\u66f4\u6539\u914d\u7f6e\u540e\u90fd\u8981\u6d4b\u8bd5\uff0c\u786e\u4fdd\u4f60\u7684\u7f8e\u56fd\u670d\u52a1\u5668\u5df2\u51c6\u5907\u597d\u627f\u8f7d\u591a\u4eba\u8fde\u63a5\u3002<\/p>\n<\/blockquote>\n<h2>\u5f00\u653e UDP \u7aef\u53e3\u7684\u5b89\u5168\u6ce8\u610f\u4e8b\u9879<\/h2>\n<h3>\u98ce\u9669\u4e0e\u5a01\u80c1<\/h3>\n<p>\u5f53\u4f60\u5728\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u5f00\u653e UDP \u7aef\u53e3\u65f6\uff0c\u7f51\u7edc\u906d\u53d7\u653b\u51fb\u7684\u98ce\u9669\u4f1a\u968f\u4e4b\u589e\u52a0\u3002\u653b\u51fb\u8005\u5e38\u5e38\u626b\u63cf\u5f00\u653e\u7aef\u53e3\uff0c\u4ee5\u5bfb\u627e\u7f51\u7edc\u4e2d\u7684\u8584\u5f31\u70b9\u3002\u4f60\u9700\u8981\u4e86\u89e3\u5f00\u653e UDP \u7aef\u53e3\u6240\u5e26\u6765\u7684\u4e3b\u8981\u5a01\u80c1\u3002\u4e0b\u8868\u5bf9\u5e38\u89c1\u98ce\u9669\u53ca\u8bf4\u660e\u505a\u4e86\u5f52\u7eb3\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u98ce\u9669\u7c7b\u578b<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u63cf\u8ff0<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5982\u679c\u7f3a\u5c11\u5f3a\u5bc6\u7801\u6216\u52a0\u5bc6\u673a\u5236\uff0c\u653b\u51fb\u8005\u53ef\u80fd\u901a\u8fc7\u5f00\u653e\u7aef\u53e3\u8fdb\u5165\u4f60\u7684\u7f51\u7edc\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u66b4\u9732\u4e8e\u6f0f\u6d1e\u5229\u7528<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8fc7\u671f\u672a\u66f4\u65b0\u7684\u8f6f\u4ef6\u4f1a\u8ba9\u653b\u51fb\u8005\u5229\u7528\u5df2\u77e5\u6f0f\u6d1e\u5165\u4fb5\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1\uff08DDoS\uff09\u653b\u51fb<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u653b\u51fb\u8005\u53ef\u80fd\u5411\u5f00\u653e\u7aef\u53e3\u53d1\u9001\u5927\u91cf\u6d41\u91cf\uff0c\u4f7f\u670d\u52a1\u5668\u53d8\u6162\u751a\u81f3\u5d29\u6e83\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u653b\u51fb\u9762\u6269\u5927<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6bcf\u4e00\u4e2a\u5f00\u653e\u7aef\u53e3\u90fd\u4e3a\u9ed1\u5ba2\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u653b\u51fb\u5165\u53e3\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7f3a\u4e4f\u52a0\u5bc6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u672a\u52a0\u5bc6\u7684\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u88ab\u7a83\u53d6\u6216\u7a83\u542c\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u50f5\u5c38\u7f51\u7edc\u6e17\u900f<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u653b\u51fb\u8005\u53ef\u80fd\u63a7\u5236\u8bbe\u5907\uff0c\u5c06\u5176\u52a0\u5165\u50f5\u5c38\u7f51\u7edc\u53d1\u52a8\u5927\u89c4\u6a21\u653b\u51fb\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p>\u26a0\ufe0f \u59cb\u7ec8\u4fdd\u6301\u670d\u52a1\u5668\u8f6f\u4ef6\u53ca\u65f6\u66f4\u65b0\uff0c\u5e76\u4f7f\u7528\u5f3a\u5bc6\u7801\uff0c\u53ef\u4ee5\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u964d\u4f4e\u4e0a\u8ff0\u98ce\u9669\u3002<\/p>\n<h3>\u5b89\u5168\u6700\u4f73\u5b9e\u8df5<\/h3>\n<p>\u4f60\u53ef\u4ee5\u901a\u8fc7\u9075\u5faa\u4e00\u7cfb\u5217\u5b89\u5168\u6700\u4f73\u5b9e\u8df5\u6765\u4fdd\u62a4\u7f8e\u56fd\u670d\u52a1\u5668\u3002\u8fd9\u4e9b\u63aa\u65bd\u80fd\u6709\u6548\u964d\u4f4e\u653b\u51fb\u51e0\u7387\uff0c\u5e76\u4e3a\u591a\u4eba\u6e38\u620f\u63d0\u4f9b\u66f4\u5b89\u5168\u7684\u73af\u5883\uff1a<\/p>\n<ul>\n<li>\n<p>\u5b9a\u671f\u5ba1\u67e5\u6240\u6709\u5f00\u653e\u7aef\u53e3\uff0c\u5173\u95ed\u4e0d\u5fc5\u8981\u7684\u7aef\u53e3\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u8865\u4e01\u53d1\u5e03\u540e\u5c3d\u5feb\u5e94\u7528\u5b89\u5168\u66f4\u65b0\u3002<\/p>\n<\/li>\n<li>\n<p>\u5c06\u8bbf\u95ee\u9650\u5236\u5728\u53ef\u4fe1 IP \u8303\u56f4\u5185\uff0c\u5e76\u4e3a\u7ba1\u7406\u5458\u4f7f\u7528\u5b89\u5168\u7684\u8fdc\u7a0b\u8bbf\u95ee\u5de5\u5177\u3002<\/p>\n<\/li>\n<li>\n<p>\u4e3a\u6240\u6709\u5f00\u653e\u670d\u52a1\u542f\u7528\u591a\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1\u3002<\/p>\n<\/li>\n<li>\n<p>\u901a\u8fc7\u7f51\u7edc\u5206\u6bb5\u5c06\u7f51\u7edc\u62c6\u5206\u6210\u66f4\u5c0f\u7684\u533a\u57df\uff0c\u964d\u4f4e\u6f5c\u5728\u5165\u4fb5\u5f71\u54cd\u9762\u3002<\/p>\n<\/li>\n<li>\n<p>\u9891\u7e41\u626b\u63cf\u7f51\u7edc\u7aef\u53e3\uff0c\u4ee5\u53d1\u73b0\u548c\u4fee\u590d\u4e0d\u5b89\u5168\u7684\u5f00\u653e\u670d\u52a1\u3002<\/p>\n<\/li>\n<\/ul>\n<blockquote>\n<p>\ud83d\udca1 \u63d0\u793a\uff1a\u8bb0\u5f55\u7aef\u53e3\u8bbe\u7f6e\u5e76\u5b9a\u671f\u56de\u987e\uff0c\u6709\u52a9\u4e8e\u6ee1\u8db3\u5408\u89c4\u8981\u6c42\uff0c\u4e5f\u8ba9\u5b89\u5168\u5ba1\u8ba1\u66f4\u52a0\u8f7b\u677e\u3002<\/p>\n<\/blockquote>\n<p>\u540c\u65f6\u4e5f\u8981\u610f\u8bc6\u5230\uff0c\u7ba1\u7406 UDP \u7aef\u53e3\u672c\u8eab\u5c31\u5177\u6709\u4e00\u5b9a\u590d\u6742\u6027\u3002UDP \u7684\u65e0\u8fde\u63a5\u7279\u6027\u8ba9\u5176\u66f4\u96be\u76d1\u63a7\u548c\u8bb0\u5f55\uff0c\u8fd9\u4f1a\u5f71\u54cd\u5bf9 NERC CIP \u7b49\u5408\u89c4\u6807\u51c6\u7684\u843d\u5b9e\u3002\u91c7\u7528\u57fa\u4e8e\u98ce\u9669\u7684\u65b9\u5f0f\u901a\u5e38\u66f4\u6709\u6548\uff1a\u4e0e\u5176\u4f9d\u8d56\u4e00\u4efd\u56fa\u5b9a\u7aef\u53e3\u6e05\u5355\uff0c\u4e0d\u5982\u91cd\u89c6\u5b9a\u671f\u68c0\u67e5\u548c\u5f3a\u6709\u529b\u7684\u5b89\u5168\u63a7\u5236\u3002<\/p>\n<p>\u901a\u8fc7\u9075\u5faa\u8fd9\u4e9b\u6700\u4f73\u5b9e\u8df5\uff0c\u4f60\u53ef\u4ee5\u5728\u4fdd\u6301\u670d\u52a1\u5668\u5b89\u5168\u7684\u540c\u65f6\uff0c\u4e3a\u73a9\u5bb6\u63d0\u4f9b\u987a\u7545\u7684\u7f8e\u56fd\u591a\u4eba\u6e38\u620f\u4f53\u9a8c\u3002<\/p>\n<h2>\u6d4b\u8bd5\u4e0e\u6392\u67e5 UDP \u7aef\u53e3<\/h2>\n<h3>\u6d4b\u8bd5\u7aef\u53e3\u53ef\u8fbe\u6027<\/h3>\n<p>\u4f60\u9700\u8981\u6d4b\u8bd5 UDP \u7aef\u53e3\uff0c\u4ee5\u786e\u4fdd\u591a\u4eba\u6e38\u620f\u670d\u52a1\u5668\u80fd\u591f\u6b63\u5e38\u5de5\u4f5c\u3002\u9996\u5148\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u5de5\u5177\uff0c\u4f8b\u5982 <code>netstat<\/code>\u3001<code>PowerShell<\/code> \u6216\u7b2c\u4e09\u65b9\u7aef\u53e3\u626b\u63cf\u5668\uff0c\u6765\u68c0\u67e5\u670d\u52a1\u5668\u662f\u5426\u5728\u6b63\u786e\u7684 UDP \u7aef\u53e3\u4e0a\u76d1\u542c\u3002\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5728\u7ebf\u7aef\u53e3\u68c0\u6d4b\u5de5\u5177\uff0c\u4f46\u8981\u6ce8\u610f\u6709\u4e9b\u5de5\u5177\u53ea\u68c0\u6d4b TCP\u3002\u5bf9\u4e8e UDP\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u4f7f\u7528 <code>nmap<\/code> \u6216 <code>nc<\/code>\uff08netcat\uff09\u53d1\u9001\u6570\u636e\u5305\u8fdb\u884c\u6d4b\u8bd5\u3002<\/p>\n<p>\u540c\u65f6\u4f60\u5e94\u8be5\u660e\u786e\u670d\u52a1\u5668\u5177\u4f53\u4f7f\u7528\u4e86\u54ea\u4e9b\u7aef\u53e3\u3002\u4e0b\u8868\u5217\u51fa\u4e86\u4e00\u4e9b\u5e38\u89c1 UDP \u7aef\u53e3\u53ca\u5bf9\u5e94\u670d\u52a1\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u7aef\u53e3<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u670d\u52a1<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u63cf\u8ff0<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>53<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>DNS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5c06\u4e3b\u673a\u540d\u4e0e IP \u5730\u5740\u8fdb\u884c\u5339\u914d\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>123<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>NTP<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5728\u4e0d\u540c\u8ba1\u7b97\u673a\u4e4b\u95f4\u4fdd\u6301\u65f6\u95f4\u540c\u6b65\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>161<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>SNMP<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7528\u4e8e\u76d1\u63a7\u7cfb\u7edf\u6027\u80fd\u548c\u914d\u7f6e\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>5353<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>mDNS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7528\u4e8e\u5728\u672c\u5730\u7f51\u7edc\u4e2d\u89e3\u6790\u4e3b\u673a\u540d\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>1900<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>UPNP<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8ba9\u8bbe\u5907\u5728\u5c0f\u578b\u7f51\u7edc\u4e2d\u5f7c\u6b64\u53d1\u73b0\u548c\u901a\u4fe1\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<blockquote>\n<p>\ud83d\udca1 \u63d0\u793a\uff1a\u6bcf\u6b21\u66f4\u6539\u9632\u706b\u5899\u6216\u8def\u7531\u5668\u914d\u7f6e\u540e\uff0c\u90fd\u8981\u518d\u6b21\u6d4b\u8bd5\u7aef\u53e3\uff0c\u8fd9\u6837\u53ef\u4ee5\u5c3d\u65e9\u53d1\u73b0\u95ee\u9898\u3002<\/p>\n<\/blockquote>\n<h3>\u89e3\u51b3\u5e38\u89c1\u95ee\u9898<\/h3>\n<p>\u5728\u4e3a\u591a\u4eba\u6e38\u620f\u914d\u7f6e UDP \u7aef\u53e3\u65f6\uff0c\u4f60\u53ef\u80fd\u4f1a\u9047\u5230\u5404\u79cd\u95ee\u9898\u3002\u8bb8\u591a\u7528\u6237\u53cd\u6620\uff0c\u5f88\u96be\u987a\u5229\u8fde\u63a5\u5230\u6e38\u620f\u670d\u52a1\u5668\uff0c\u5c24\u5176\u662f\u5728\u7aef\u53e3\u8bbe\u7f6e\u4e0d\u6b63\u786e\u7684\u60c5\u51b5\u4e0b\u3002\u5f53\u591a\u53f0\u8bbe\u5907\u5171\u7528\u540c\u4e00\u8def\u7531\u5668\u65f6\uff0c\u672c\u5730 IP \u51b2\u7a81\u4e5f\u5e38\u5e38\u5e26\u6765\u9ebb\u70e6\u3002\u82e5\u5728\u672a\u540c\u6b65\u66f4\u65b0\u6e38\u620f\u914d\u7f6e\u7684\u60c5\u51b5\u4e0b\u4fee\u6539\u4e86\u9ed8\u8ba4\u7aef\u53e3\uff0c\u4e5f\u4f1a\u5bfc\u81f4\u8fde\u63a5\u5931\u8d25\u3002<\/p>\n<p>\u4ee5\u4e0b\u8868\u683c\u603b\u7ed3\u4e86\u5e38\u89c1\u95ee\u9898\u53ca\u5176\u8868\u73b0\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u95ee\u9898\u63cf\u8ff0<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8868\u73b0<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u96be\u4ee5\u8fde\u63a5\u5230\u6e38\u620f\u670d\u52a1\u5668<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u65e0\u6cd5\u52a0\u5165\u5728\u7ebf\u5bf9\u5c40\u6216\u65e0\u6cd5\u6b63\u5e38\u521b\u5efa\u623f\u95f4\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u672c\u5730 IP \u51b2\u7a81<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u591a\u53f0 PC \u8fde\u63a5\u5728\u540c\u4e00\u53f0\u8def\u7531\u5668\u4e0a\u65f6\uff0c\u4e92\u76f8\u5e72\u6270\u5bf9\u65b9\u7684\u8fde\u63a5\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7aef\u53e3\u914d\u7f6e\u4e0d\u5f53<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f7f\u7528\u4e86\u9519\u8bef\u7aef\u53e3\uff0c\u5bfc\u81f4\u6e38\u620f\u8fd0\u884c\u5f02\u5e38\u6216\u65e0\u6cd5\u8fde\u63a5\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p>\u8981\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<ol>\n<li>\n<p>\u5148\u53d1\u8d77\u4e00\u4e2a\u51fa\u7ad9\u8fde\u63a5\uff0c\u786e\u8ba4\u662f\u5426\u5931\u8d25\u3002<\/p>\n<\/li>\n<li>\n<p>\u5728\u4e8b\u4ef6\u67e5\u770b\u5668\u4e2d\u68c0\u67e5\u662f\u5426\u6709\u7aef\u53e3\u8017\u5c3d\u76f8\u5173\u7684\u65e5\u5fd7\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528 <code>netstat<\/code> \u627e\u51fa\u5360\u7528\u5927\u91cf\u7aef\u53e3\u7684\u8fdb\u7a0b\u3002<\/p>\n<\/li>\n<li>\n<p>\u5f00\u542f\u7f51\u7edc\u6293\u5305\uff0c\u786e\u8ba4\u662f\u5426\u5b58\u5728\u7aef\u53e3\u8017\u5c3d\u60c5\u51b5\u3002<\/p>\n<\/li>\n<li>\n<p>\u8fd0\u884c PowerShell \u547d\u4ee4\uff0c\u627e\u51fa\u4f7f\u7528\u7aef\u53e3\u6700\u591a\u7684\u8fdb\u7a0b\u3002<\/p>\n<\/li>\n<\/ol>\n<blockquote>\n<p>\ud83d\udee0\ufe0f \u5982\u679c\u95ee\u9898\u4ecd\u7136\u5b58\u5728\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u91cd\u542f\u8def\u7531\u5668\u548c\u670d\u52a1\u5668\uff0c\u5f88\u591a\u987d\u56fa\u7684\u7f51\u7edc\u6545\u969c\u4f1a\u5728\u91cd\u542f\u540e\u81ea\u52a8\u6d88\u5931\u3002<\/p>\n<\/blockquote>\n<p>\u901a\u8fc7\u5168\u9762\u6d4b\u8bd5\u548c\u6392\u67e5 UDP \u7aef\u53e3\uff0c\u4f60\u53ef\u4ee5\u786e\u4fdd\u7f8e\u56fd\u670d\u52a1\u5668\u59cb\u7ec8\u5904\u4e8e\u9002\u5408\u591a\u4eba\u6e38\u620f\u7684\u6700\u4f73\u72b6\u6001\u3002<\/p>\n<div dividerstyle=\"solid\" size=\"large\" color=\"#D1D1D1\" class=\"qc-divider-wrapper\">\n<div class=\"qc-divider\" style=\"border-top-style: solid; width: 100%; border-top-color: rgb(209, 209, 209);\"><\/div><\/div>\n<p>\u4f60\u5728\u786e\u4fdd\u7f8e\u56fd\u670d\u52a1\u5668\u591a\u4eba\u6e38\u620f\u5feb\u901f\u3001\u5b89\u5168\u65b9\u9762\u626e\u6f14\u7740\u5173\u952e\u89d2\u8272\u3002\u5f00\u653e\u5408\u9002\u7684 UDP \u7aef\u53e3\uff0c\u53ef\u4ee5\u540c\u65f6\u517c\u987e\u901f\u5ea6\u3001\u7075\u6d3b\u6027\u548c\u6d41\u7545\u7684\u6e38\u620f\u4f53\u9a8c\u3002\u4e0b\u8868\u603b\u7ed3\u4e86\u4e3b\u8981\u4f18\u52bf\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5173\u952e\u4f18\u52bf<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u63cf\u8ff0<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u901f\u5ea6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>UDP \u53d1\u9001\u6570\u636e\u65f6\u65e0\u9700\u7b49\u5f85\u989d\u5916\u63e1\u624b\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u975e\u786e\u8ba4\u673a\u5236<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u65e0\u9700\u6570\u636e\u786e\u8ba4\u5305\uff0c\u6574\u4f53\u6570\u636e\u6d41\u66f4\u5feb\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7075\u6d3b\u6027<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5f00\u53d1\u8005\u53ef\u4ee5\u81ea\u884c\u51b3\u5b9a\u5982\u4f55\u5904\u7406\u4e22\u5305\u548c\u4e71\u5e8f\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p>\u4e3a\u4e86\u5728\u6027\u80fd\u4e0e\u5b89\u5168\u4e4b\u95f4\u53d6\u5f97\u5e73\u8861\uff0c\u4f60\u5e94\u8be5\uff1a<\/p>\n<ul>\n<li>\n<p>\u6301\u7eed\u68c0\u67e5\u5e76\u8bb0\u5f55\u7f51\u7edc\u6d41\u91cf\u3002<\/p>\n<\/li>\n<li>\n<p>\u963b\u65ad\u9ad8\u98ce\u9669\u7aef\u53e3\uff0c\u4ee5\u9632\u7ed5\u8fc7\u5b89\u5168\u7b56\u7565\u3002<\/p>\n<\/li>\n<li>\n<p>\u9891\u7e41\u6d4b\u8bd5\u6574\u4f53\u90e8\u7f72\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u5b9a\u671f\u68c0\u67e5\u548c\u5408\u7406\u7b56\u7565\uff0c\u4f60\u53ef\u4ee5\u5728\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u957f\u671f\u4eab\u53d7\u5b89\u5168\u7a33\u5b9a\u7684\u591a\u4eba\u6e38\u620f\u4f53\u9a8c\u3002<\/p>\n<h2>\u5e38\u89c1\u95ee\u9898\u89e3\u7b54\uff08FAQ\uff09<\/h2>\n<h3>\u4e3a\u4ec0\u4e48\u591a\u4eba\u6e38\u620f\u5fc5\u987b\u5f00\u653e UDP \u7aef\u53e3\uff1f<\/h3>\n<p>\u4f60\u5f00\u653e UDP \u7aef\u53e3\uff0c\u662f\u4e3a\u4e86\u8ba9\u6e38\u620f\u6570\u636e\u53ef\u4ee5\u5728\u73a9\u5bb6\u4e4b\u95f4\u5feb\u901f\u4f20\u8f93\u3002UDP \u652f\u6301\u5b9e\u65f6\u64cd\u4f5c\u548c\u5373\u65f6\u53cd\u9988\uff0c\u4fdd\u969c\u6e38\u620f\u8fc7\u7a0b\u7684\u6d41\u7545\u6027\u3002\u5927\u591a\u6570\u591a\u4eba\u6e38\u620f\u90fd\u4f9d\u8d56 UDP \u6765\u5b9e\u73b0\u5feb\u901f\u72b6\u6001\u66f4\u65b0\u3002<\/p>\n<h3>\u5982\u4f55\u627e\u51fa\u4f60\u7684\u6e38\u620f\u9700\u8981\u54ea\u4e9b UDP \u7aef\u53e3\uff1f<\/h3>\n<p>\u4f60\u53ef\u4ee5\u67e5\u770b\u6e38\u620f\u7684\u5b98\u65b9\u6587\u6863\u6216\u652f\u6301\u8bba\u575b\u83b7\u53d6\u7aef\u53e3\u4fe1\u606f\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528 <code>netstat<\/code> \u7b49\u547d\u4ee4\u884c\u5de5\u5177\u6216\u7f51\u7edc\u76d1\u63a7\u8f6f\u4ef6\uff0c\u67e5\u770b\u670d\u52a1\u5668\u5f53\u524d\u6b63\u5728\u4f7f\u7528\u54ea\u4e9b\u7aef\u53e3\u3002<\/p>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u52a1\u5fc5\u5c06\u7aef\u53e3\u8bbe\u7f6e\u8bb0\u5f55\u4e0b\u6765\uff0c\u4ee5\u4fbf\u540e\u7eed\u6392\u9519\u66f4\u9ad8\u6548\u3002<\/p>\n<\/blockquote>\n<h3>\u8ba9 UDP \u7aef\u53e3\u4e00\u76f4\u4fdd\u6301\u5f00\u653e\u662f\u5426\u5b89\u5168\uff1f<\/h3>\n<p>\u4f60\u4e0d\u5e94\u8be5\u957f\u671f\u4fdd\u6301\u672a\u4f7f\u7528\u7684 UDP \u7aef\u53e3\u5904\u4e8e\u5f00\u653e\u72b6\u6001\u3002\u5f00\u653e\u7aef\u53e3\u5bb9\u6613\u5438\u5f15\u9ed1\u5ba2\u5e76\u589e\u52a0\u98ce\u9669\u3002\u8bf7\u5173\u95ed\u6240\u6709\u4e0d\u9700\u8981\u7684\u7aef\u53e3\uff0c\u5e76\u7ecf\u5e38\u66f4\u65b0\u670d\u52a1\u5668\u8f6f\u4ef6\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n          <\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u64cd\u4f5c<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5b89\u5168\u5f71\u54cd<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5173\u95ed\u672a\u4f7f\u7528\u7aef\u53e3<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u964d\u4f4e\u653b\u51fb\u98ce\u9669<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u66f4\u65b0\u8f6f\u4ef6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u963b\u6b62\u5229\u7528\u5df2\u77e5\u6f0f\u6d1e\u7684\u653b\u51fb<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<h3>\u6709\u54ea\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u6d4b\u8bd5 UDP \u7aef\u53e3\u662f\u5426\u5f00\u653e\uff1f<\/h3>\n<p>\u4f60\u53ef\u4ee5\u4f7f\u7528 <code>nmap<\/code>\u3001<code>nc<\/code>\uff08netcat\uff09\u6216\u5728\u7ebf\u7aef\u53e3\u68c0\u6d4b\u5de5\u5177\u3002\u8fd9\u4e9b\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u4f60\u786e\u8ba4\u670d\u52a1\u5668\u662f\u5426\u5728\u6b63\u786e\u7684 UDP \u7aef\u53e3\u4e0a\u76d1\u542c\u3002<\/p>\n<blockquote>\n<p>\ud83d\udee0\ufe0f \u6bcf\u6b21\u8c03\u6574\u9632\u706b\u5899\u6216\u8def\u7531\u5668\u914d\u7f6e\u540e\uff0c\u90fd\u8981\u91cd\u65b0\u6d4b\u8bd5\u7aef\u53e3\u72b6\u6001\u3002<\/p>\n<\/blockquote><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u4f60\u5fc5\u987b\u5728\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u5f00\u653e\u7279\u5b9a\u7684 UDP \u7aef\u53e3\uff0c\u624d\u80fd\u542f\u7528\u591a\u4eba\u8054\u673a\u6e38\u620f\u3002\u5f53\u4f60\u914d\u7f6e\u7aef\u53e3\u8f6c\u53d1\u5e76\u8c03\u6574\u8def\u7531\u5668\u6216\u9632\u706b\u5899\u8bbe\u7f6e\u65f6\uff0c\u5c31\u5141\u8bb8\u73a9\u5bb6\u4e4b\u95f4\u8fdb\u884c\u5feb\u901f\u6570\u636e\u4f20\u8f93\u3002\u4f60\u9700\u8981\u9009\u62e9\u6b63\u786e\u7684\u7aef\u53e3\uff0c\u4ee5\u4fdd\u8bc1\u670d\u52a1\u5668\u5b89\u5168\u5e76\u9632\u6b62\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u3002 \u68c0\u67e5\u4f60\u7684\u6e38\u620f\u5e38\u7528\u7684\u7aef\u53e3\u8303\u56f4\u3002 \u9075\u5faa\u6700\u4f73\u5b9e\u8df5\uff0c\u4ee5\u83b7\u5f97\u7a33\u5b9a\u3001\u5b89\u5168\u7684\u6e38\u620f\u4f53\u9a8c\u3002 \u63d0\u793a\uff1a\u52a1\u5fc5\u8bb0\u5f55\u4f60\u7684\u7aef\u53e3\u8bbe\u7f6e\uff0c\u4ee5\u4fbf\u540e\u7eed\u7ef4\u62a4\u66f4\u7b80\u5355\u3002 \u8981\u70b9\u603b\u7ed3 \u5f00\u653e\u7279\u5b9a UDP 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