{"id":27853,"date":"2025-04-19T21:31:34","date_gmt":"2025-04-19T13:31:34","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/27853.html"},"modified":"2025-04-19T21:31:34","modified_gmt":"2025-04-19T13:31:34","slug":"udp%e5%b9%b6%e5%8f%91%e6%9c%8d%e5%8a%a1%e5%99%a8%e4%b9%8b%e5%a4%9a%e8%bf%9b%e7%a8%8b%e5%b9%b6%e5%8f%91","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/27853.html","title":{"rendered":"UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1"},"content":{"rendered":"<h2>\u4e00\u3001\u5e38\u89c1\u7684\u670d\u52a1\u5668\u7c7b\u578b<\/h2>\n<p> \u5728\u7f51\u7edc\u7a0b\u5e8f\u91cc\u9762&#xff0c;\u901a\u5e38\u90fd\u662f\u4e00\u4e2a\u670d\u52a1\u5668\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u3002\u4e3a\u4e86\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42, \u670d\u52a1\u5668\u7aef\u7a0b\u5e8f\u6709\u4e0d\u540c\u7684\u5904\u7406\u65b9\u5f0f\u3002<\/p>\n<h3>1. \u8fed\u4ee3\u670d\u52a1\u5668<\/h3>\n<p style=\"text-align:center\">\u5927\u591a\u6570UDP\u90fd\u662f\u8fed\u4ee3\u8fd0\u884c&#xff0c;\u670d\u52a1\u5668\u7b49\u5f85\u5ba2\u6237\u7aef\u7684\u6570\u636e&#xff0c;\u6536\u5230\u6570\u636e\u540e\u5904\u7406\u8be5\u6570\u636e&#xff0c;\u9001\u56de\u5176\u5e94\u7b54&#xff0c;\u5728\u7b49\u5f85\u4e0b\u4e00\u4e2a\u5ba2\u6237\u7aef\u8bf7\u6c42\u3002<img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419133132-6803a5b4ef045.png\" \/><\/p>\n<p>\u00a0<\/p>\n<h3>2. \u5e76\u53d1\u670d\u52a1\u5668<\/h3>\n<ul>\n<li>\u5e76\u53d1\u670d\u52a1\u5668\u662f\u6307\u5728\u540c\u4e00\u4e2a\u65f6\u523b\u53ef\u4ee5\u54cd\u5e94\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42<\/li>\n<li>\u672c\u8d28\u662f\u521b\u5efa \u591a\u8fdb\u7a0b\/\u591a\u7ebf\u7a0b &#xff0c;\u5bf9\u591a\u6570\u7528\u6237\u7684\u4fe1\u606f\u8fdb\u884c\u5904\u7406<\/li>\n<li>UDP\u534f\u8bae\u4e00\u822c\u9ed8\u8ba4\u662f\u4e0d\u652f\u6301\u591a\u7ebf\u7a0b\u5e76\u53d1\u7684 &#xff0c;\u56e0\u4e3a\u9ed8\u8ba4UDP\u670d\u52a1\u5668\u53ea\u6709\u4e00\u4e2asockfd&#xff0c;\u6240\u6709\u7684\u5ba2\u6237\u7aef\u90fd\u662f\u901a\u8fc7\u540c\u4e00\u4e2asockfd\u8fdb\u884c\u901a\u4fe1\u7684\u3002udp\u4f7f\u7528\u4e00\u4e2asocket&#xff0c;\u5982\u4f55\u505a\u5230\u505a\u5e76\u53d1\u5462&#xff1f;<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<h3>\u00a03. UDP\u5e76\u53d1\u670d\u52a1\u5668\u4f7f\u7528\u7684\u573a\u666f<\/h3>\n<p>\u5f53UDP\u534f\u8bae\u9488\u5bf9\u5ba2\u6237\u8bf7\u6c42\u7684\u5904\u7406\u9700\u8981\u6d88\u8017\u8fc7\u957f\u7684\u65f6\u95f4\u65f6&#xff0c;\u6211\u4eec\u671f\u671bUDP\u670d\u52a1\u5668\u5177\u6709\u67d0\u79cd\u5f62\u5f0f\u7684\u5e76\u53d1\u6027\u3002<\/p>\n<h2> \u4e8c\u3001UDP\u591a\u8fdb\u7a0b\u5e76\u53d1\u670d\u52a1\u5668<\/h2>\n<h3> 1. \u573a\u666f\u8bbe\u8ba1<\/h3>\n<p>\u591a\u4e2audp\u5ba2\u6237\u7aef\u9700\u8981\u5148\u9a8c\u8bc1\u5bc6\u94a5\u662f\u5426\u6b63\u786e\u540e&#xff0c;\u624d\u5141\u8bb8\u8fdb\u884c\u6570\u636e\u4ea4\u4e92\u3002\u5047\u8bbe\u5bc6\u94a5\u4e3a&#034;root&#034;\u3002&#xff08;\u7c7b\u4f3c\u4e8e\u767b\u5f55\u529f\u80fd&#xff09;\u670d\u52a1\u5668\u63a5\u6536\u5230\u5ba2\u6237\u7aef\u4fe1\u606f&#xff0c;\u9700\u8981\u8003\u8651\u4e24\u79cd\u60c5\u51b5&lt;1&gt;A\u7528\u6237\u7684\u5bc6\u94a5\u9a8c\u8bc1\u8bf7\u6c42\u6d88\u606f&lt;2&gt;B\u7528\u6237\u7684\u6570\u636e\u4ea4\u4e92\u63a5\u6536\u6d88\u606f<\/p>\n<h3>2. \u6846\u67b6\u56fe \u00a0<\/h3>\n<p style=\"text-align:center\"><img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419133133-6803a5b526c12.png\" \/>\u00a0<\/p>\n<h3>\u00a03. \u4f7f\u7528\u573a\u666f<\/h3>\n<p>\u5f53UDP\u670d\u52a1\u5668\u4e0e\u5ba2\u6237\u7aef\u4ea4\u4e92\u591a\u4e2a\u6570\u636e\u62a5\u3002\u95ee\u9898\u5728\u4e8e\u6bcf\u4e2a\u5ba2\u6237\u90fd\u662f\u5f80\u670d\u52a1\u5668\u7aef\u7684\u540c\u4e00\u4e2a\u7684\u7aef\u53e3\u53d1\u9001\u6570\u636e&#xff0c;\u5e76\u7528\u7684\u540c\u4e00\u4e2asockfd\u3002\u5e76\u53d1\u670d\u52a1\u5668\u7684\u6bcf\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u5982\u4f55\u6b63\u786e\u533a\u5206\u6bcf\u4e00\u4e2a\u5ba2\u6237\u7684\u6570\u636e\u62a5&#xff08;\u6d89\u53ca\u5230\u8fdb\u7a0b\u7684\u8c03\u5ea6\u95ee\u9898&#xff0c;\u5982\u4f55\u907f\u514d\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u8bfb\u53d6\u5230\u4e0d\u8be5\u5b83\u670d\u52a1\u7684\u5ba2\u6237\u53d1\u9001\u6765\u7684\u6570\u636e\u62a5&#xff09;\u3002<\/p>\n<p>\u89e3\u51b3\u7684\u65b9\u6cd5\u662f\u670d\u52a1\u5668&#xff08;\u77e5\u540d\u7aef\u53e3&#xff09;\u7b49\u5f85\u5ba2\u6237\u7684\u5230\u6765&#xff0c;\u5f53\u4e00\u4e2a\u5ba2\u6237\u5230\u6765\u540e&#xff0c;\u8bb0\u4e0b\u5176IP\u548cport&#xff0c;\u7136\u540e\u670d\u52a1\u5668fork\u4e00\u4e2a\u5b50\u8fdb\u7a0b&#xff0c;\u5efa\u7acb\u4e00\u4e2asocket\u518dbind\u4e00\u4e2a\u968f\u673a\u7aef\u53e3&#xff0c;\u7136\u540e\u5efa\u7acb\u4e0e\u5ba2\u6237\u7aef\u7684\u8fde\u63a5&#xff0c;\u5e76\u5904\u7406\u8be5\u5ba2\u6237\u7684\u8bf7\u6c42\u3002\u7236\u8fdb\u7a0b\u7ee7\u7eed\u5faa\u73af&#xff0c;\u7b49\u5f85\u4e0b\u4e00\u4e2a\u5ba2\u6237\u7684\u5230\u6765\u3002 \u5728tftpd\u4e2d\u5c31\u662f\u4f7f\u7528\u8fd9\u79cd\u6280\u672f\u7684 \u3002<\/p>\n<p>\u00a0<\/p>\n<p>UDP\u5e76\u53d1\u670d\u52a1\u5668\u7684\u591a\u8fdb\u7a0b\u5e76\u53d1\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5e76\u53d1\u5904\u7406\u65b9\u5f0f&#xff0c;\u901a\u8fc7\u4e3a\u6bcf\u4e2a\u5ba2\u6237\u7aef\u8bf7\u6c42\u521b\u5efa\u4e00\u4e2a\u72ec\u7acb\u7684\u5b50\u8fdb\u7a0b\u6765\u5b9e\u73b0\u5e76\u53d1\u5904\u7406\u3002\u4ee5\u4e0b\u662f\u5173\u4e8eUDP\u5e76\u53d1\u670d\u52a1\u5668\u591a\u8fdb\u7a0b\u5e76\u53d1\u7684\u8be6\u7ec6\u8bb2\u89e3&#xff1a;<\/p>\n<h2>\u4e09\u3001<\/h2>\n<h4>1.\u00a0\u57fa\u672c\u539f\u7406<\/h4>\n<p>UDP\u662f\u4e00\u79cd\u65e0\u8fde\u63a5\u7684\u534f\u8bae&#xff0c;\u6570\u636e\u5305\u72ec\u7acb\u53d1\u9001&#xff0c;\u670d\u52a1\u5668\u4e0d\u9700\u8981\u7ef4\u62a4\u4e0e\u5ba2\u6237\u7aef\u7684\u957f\u671f\u8fde\u63a5\u3002\u5728\u591a\u8fdb\u7a0b\u5e76\u53d1\u6a21\u578b\u4e2d&#xff0c;\u7236\u8fdb\u7a0b\u8d1f\u8d23\u76d1\u542cUDP\u7aef\u53e3&#xff0c;\u63a5\u6536\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42&#xff0c;\u7136\u540e\u4e3a\u6bcf\u4e2a\u8bf7\u6c42\u521b\u5efa\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u6765\u5904\u7406\u5177\u4f53\u7684\u901a\u4fe1\u3002<\/p>\n<h4>2.\u00a0\u5b9e\u73b0\u6b65\u9aa4<\/h4>\n<h5>&#xff08;1&#xff09;\u7236\u8fdb\u7a0b\u521d\u59cb\u5316<\/h5>\n<p>\u7236\u8fdb\u7a0b\u521b\u5efa\u4e00\u4e2aUDP\u5957\u63a5\u5b57&#xff0c;\u5e76\u7ed1\u5b9a\u5230\u6307\u5b9a\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u3002\u7136\u540e\u8fdb\u5165\u5faa\u73af&#xff0c;\u7b49\u5f85\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42<\/p>\n<p>int sockfd &#061; socket(AF_INET, SOCK_DGRAM, 0);<br \/>\nstruct sockaddr_in server_addr;<br \/>\nmemset(&amp;server_addr, 0, sizeof(server_addr));<br \/>\nserver_addr.sin_family &#061; AF_INET;<br \/>\nserver_addr.sin_port &#061; htons(port);<br \/>\nserver_addr.sin_addr.s_addr &#061; INADDR_ANY;<br \/>\nbind(sockfd, (struct sockaddr*)&amp;server_addr, sizeof(server_addr)); <\/p>\n<p>\u00a0<\/p>\n<h5>2&#xff09;\u63a5\u6536\u8bf7\u6c42\u5e76\u521b\u5efa\u5b50\u8fdb\u7a0b<\/h5>\n<p>\u7236\u8fdb\u7a0b\u63a5\u6536\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6570\u636e\u5305&#xff0c;\u7136\u540e\u901a\u8fc7fork()\u521b\u5efa\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u6765\u5904\u7406\u8be5\u8bf7\u6c42<\/p>\n<p>\u00a0<\/p>\n<p>while(1) {<br \/>\n    struct sockaddr_in client_addr;<br \/>\n    socklen_t client_addr_len &#061; sizeof(client_addr);<br \/>\n    char buffer[1024];<br \/>\n    int n &#061; recvfrom(sockfd, buffer, sizeof(buffer), 0, (struct sockaddr*)&amp;client_addr, &amp;client_addr_len);<br \/>\n    if(n &gt; 0) {<br \/>\n        pid_t pid &#061; fork();<br \/>\n        if(pid &#061;&#061; 0) { \/\/ \u5b50\u8fdb\u7a0b<br \/>\n            close(sockfd); \/\/ \u5b50\u8fdb\u7a0b\u5173\u95ed\u7236\u8fdb\u7a0b\u7684\u5957\u63a5\u5b57<br \/>\n            \/\/ \u5b50\u8fdb\u7a0b\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42<br \/>\n            handle_request(buffer, client_addr, client_addr_len);<br \/>\n            exit(0);<br \/>\n        }<br \/>\n    }<br \/>\n} <\/p>\n<p>\u00a0<\/p>\n<h5>&#xff08;3&#xff09;\u5b50\u8fdb\u7a0b\u5904\u7406\u8bf7\u6c42<\/h5>\n<p>\u5b50\u8fdb\u7a0b\u63a5\u6536\u7236\u8fdb\u7a0b\u4f20\u9012\u7684\u5ba2\u6237\u7aef\u4fe1\u606f\u540e&#xff0c;\u4f7f\u7528\u81ea\u5df1\u7684\u5957\u63a5\u5b57\u4e0e\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1<\/p>\n<p>void handle_request(char* buffer, struct sockaddr_in client_addr, socklen_t client_addr_len) {<br \/>\n    int new_sockfd &#061; socket(AF_INET, SOCK_DGRAM, 0);<br \/>\n    \/\/ \u5b50\u8fdb\u7a0b\u7ed1\u5b9a\u5230\u4e00\u4e2a\u65b0\u7684\u7aef\u53e3<br \/>\n    struct sockaddr_in new_server_addr;<br \/>\n    memset(&amp;new_server_addr, 0, sizeof(new_server_addr));<br \/>\n    new_server_addr.sin_family &#061; AF_INET;<br \/>\n    new_server_addr.sin_port &#061; htons(0); \/\/ \u7cfb\u7edf\u81ea\u52a8\u5206\u914d\u7aef\u53e3<br \/>\n    new_server_addr.sin_addr.s_addr &#061; INADDR_ANY;<br \/>\n    bind(new_sockfd, (struct sockaddr*)&amp;new_server_addr, sizeof(new_server_addr));<br \/>\n    \/\/ \u5411\u5ba2\u6237\u7aef\u53d1\u9001\u54cd\u5e94<br \/>\n    sendto(new_sockfd, &#034;Hello from server&#034;, 18, 0, (struct sockaddr*)&amp;client_addr, client_addr_len);<br \/>\n    close(new_sockfd);<br \/>\n} <\/p>\n<p>\u00a0<\/p>\n<h4>3.\u00a0\u4f18\u70b9<\/h4>\n<ul>\n<li>\n<p>\u7b80\u5355\u6613\u5b9e\u73b0&#xff1a;\u591a\u8fdb\u7a0b\u6a21\u578b\u76f8\u5bf9\u7b80\u5355&#xff0c;\u6613\u4e8e\u7406\u89e3\u548c\u5b9e\u73b0\u3002<\/p>\n<\/li>\n<li>\n<p>\u8d44\u6e90\u9694\u79bb&#xff1a;\u6bcf\u4e2a\u5b50\u8fdb\u7a0b\u72ec\u7acb\u8fd0\u884c&#xff0c;\u4e92\u4e0d\u5e72\u6270&#xff0c;\u5373\u4f7f\u4e00\u4e2a\u5b50\u8fdb\u7a0b\u5d29\u6e83&#xff0c;\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u5176\u4ed6\u5b50\u8fdb\u7a0b\u3002<\/p>\n<\/li>\n<\/ul>\n<h4>4.\u00a0\u7f3a\u70b9<\/h4>\n<ul>\n<li>\n<p>\u8fdb\u7a0b\u521b\u5efa\u5f00\u9500\u5927&#xff1a;\u6bcf\u6b21\u521b\u5efa\u5b50\u8fdb\u7a0b\u90fd\u9700\u8981\u6d88\u8017\u7cfb\u7edf\u8d44\u6e90&#xff0c;\u9891\u7e41\u521b\u5efa\u548c\u9500\u6bc1\u8fdb\u7a0b\u53ef\u80fd\u5bfc\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<\/li>\n<li>\n<p>\u8d44\u6e90\u5360\u7528\u9ad8&#xff1a;\u6bcf\u4e2a\u5b50\u8fdb\u7a0b\u90fd\u9700\u8981\u5360\u7528\u4e00\u5b9a\u7684\u7cfb\u7edf\u8d44\u6e90&#xff0c;\u5305\u62ec\u5185\u5b58\u548c\u6587\u4ef6\u63cf\u8ff0\u7b26\u3002<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb743\u6b21\uff0c\u70b9\u8d5e17\u6b21\uff0c\u6536\u85cf8\u6b21\u3002\u5728\u7f51\u7edc\u7a0b\u5e8f\u91cc\u9762\uff0c\u901a\u5e38\u90fd\u662f\u4e00\u4e2a\u670d\u52a1\u5668\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u3002\u4e3a\u4e86\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42, \u670d\u52a1\u5668\u7aef\u7a0b\u5e8f\u6709\u4e0d\u540c\u7684\u5904\u7406\u65b9\u5f0f\u3002_\u5e76\u53d1\u65e0\u8fde\u63a5\u670d\u52a1\u5668\u8fdb\u7a0b\u7ed3\u6784<\/p>\n","protected":false},"author":2,"featured_media":27851,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[193,43,191],"topic":[],"class_list":["post-27853","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-udp","tag-43","tag-191"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/27853.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb743\u6b21\uff0c\u70b9\u8d5e17\u6b21\uff0c\u6536\u85cf8\u6b21\u3002\u5728\u7f51\u7edc\u7a0b\u5e8f\u91cc\u9762\uff0c\u901a\u5e38\u90fd\u662f\u4e00\u4e2a\u670d\u52a1\u5668\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u3002\u4e3a\u4e86\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42, \u670d\u52a1\u5668\u7aef\u7a0b\u5e8f\u6709\u4e0d\u540c\u7684\u5904\u7406\u65b9\u5f0f\u3002_\u5e76\u53d1\u65e0\u8fde\u63a5\u670d\u52a1\u5668\u8fdb\u7a0b\u7ed3\u6784\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/27853.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-19T13:31:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419133132-6803a5b4ef045.png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/27853.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/27853.html\",\"name\":\"UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-04-19T13:31:34+00:00\",\"dateModified\":\"2025-04-19T13:31:34+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/27853.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/27853.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/27853.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/27853.html","og_locale":"zh_CN","og_type":"article","og_title":"UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb743\u6b21\uff0c\u70b9\u8d5e17\u6b21\uff0c\u6536\u85cf8\u6b21\u3002\u5728\u7f51\u7edc\u7a0b\u5e8f\u91cc\u9762\uff0c\u901a\u5e38\u90fd\u662f\u4e00\u4e2a\u670d\u52a1\u5668\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u3002\u4e3a\u4e86\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42, \u670d\u52a1\u5668\u7aef\u7a0b\u5e8f\u6709\u4e0d\u540c\u7684\u5904\u7406\u65b9\u5f0f\u3002_\u5e76\u53d1\u65e0\u8fde\u63a5\u670d\u52a1\u5668\u8fdb\u7a0b\u7ed3\u6784","og_url":"https:\/\/www.wsisp.com\/helps\/27853.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-04-19T13:31:34+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250419133132-6803a5b4ef045.png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/27853.html","url":"https:\/\/www.wsisp.com\/helps\/27853.html","name":"UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-04-19T13:31:34+00:00","dateModified":"2025-04-19T13:31:34+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/27853.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/27853.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/27853.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"UDP\u5e76\u53d1\u670d\u52a1\u5668\u4e4b\u591a\u8fdb\u7a0b\u5e76\u53d1"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/27853","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=27853"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/27853\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/27851"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=27853"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=27853"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=27853"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=27853"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}