{"id":107,"date":"2025-07-27T09:49:04","date_gmt":"2025-07-27T01:49:04","guid":{"rendered":"https:\/\/www.vcidc.net\/blog\/?p=107"},"modified":"2025-07-27T09:49:04","modified_gmt":"2025-07-27T01:49:04","slug":"%e6%8e%a2%e7%b4%a2nc%e5%91%bd%e4%bb%a4%e7%9a%84%e5%8a%9f%e8%83%bd%e5%92%8c%e7%94%a8%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.vcidc.net\/blog\/107.html","title":{"rendered":"\u63a2\u7d22nc\u547d\u4ee4\u7684\u529f\u80fd\u548c\u7528\u6cd5"},"content":{"rendered":"<p><h3>\u4ec0\u4e48\u662fnc\u547d\u4ee4\uff1f<\/h3>\n<\/p>\n<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/www.vcidc.net\/blog\/wp-content\/uploads\/2025\/07\/KT04B3Ck.jpg\" alt=\"\u63a2\u7d22nc\u547d\u4ee4\u7684\u529f\u80fd\u548c\u7528\u6cd5\" title=\"\u63a2\u7d22nc\u547d\u4ee4\u7684\u529f\u80fd\u548c\u7528\u6cd5\"><\/p>\n<p><p>nc\u547d\u4ee4\uff0c\u5168\u79f0netcat\uff0c\u662f\u4e00\u6b3e\u5f3a\u5927\u7684\u7f51\u7edc\u5de5\u5177\uff0c\u5e38\u7528\u4e8e\u7f51\u7edc\u8c03\u8bd5\u3001\u6570\u636e\u4f20\u8f93\u548c\u7aef\u53e3\u626b\u63cf\u7b49\u573a\u666f\u3002\u5b83\u5177\u6709\u4e30\u5bcc\u7684\u529f\u80fd\u548c\u53c2\u6570\uff0c\u80fd\u591f\u5b9e\u73b0\u591a\u79cd\u7f51\u7edc\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h3>nc\u547d\u4ee4\u5305\u542b\u54ea\u4e9b\u529f\u80fd\uff1f<\/h3>\n<\/p>\n<p><p>nc\u547d\u4ee4\u5305\u542b\u7684\u529f\u80fd\u975e\u5e38\u4e30\u5bcc\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u7684\u529f\u80fd\uff1a<\/p>\n<\/p>\n<ul>\n<li>\u521b\u5efaTCP\u8fde\u63a5\uff1a\u4f7f\u7528\u201cnc host port\u201d\u547d\u4ee4\u53ef\u4ee5\u521b\u5efa\u5230\u6307\u5b9a\u4e3b\u673a\u7684TCP\u8fde\u63a5\u3002<\/li>\n<li>\u7aef\u53e3\u626b\u63cf\uff1a\u4f7f\u7528\u201cnc -z host port\u201d\u547d\u4ee4\u53ef\u4ee5\u626b\u63cf\u6307\u5b9a\u4e3b\u673a\u7684\u6307\u5b9a\u7aef\u53e3\u662f\u5426\u5f00\u653e\u3002<\/li>\n<li>\u6587\u4ef6\u4f20\u8f93\uff1a\u4f7f\u7528\u201cnc host port < file\u201d\u547d\u4ee4\u53ef\u4ee5\u5c06\u672c\u5730\u6587\u4ef6\u4f20\u8f93\u5230\u8fdc\u7a0b\u4e3b\u673a\u3002<\/li>\n<li>\u6570\u636e\u76d1\u542c\uff1a\u4f7f\u7528\u201cnc -l port\u201d\u547d\u4ee4\u53ef\u4ee5\u76d1\u542c\u6307\u5b9a\u7aef\u53e3\uff0c\u63a5\u6536\u6765\u81ea\u8fdc\u7a0b\u4e3b\u673a\u7684\u6570\u636e\u3002<\/li>\n<li>\u53cd\u5411\u8fde\u63a5\uff1a\u4f7f\u7528\u201cnc -l -p port | nc host port\u201d\u547d\u4ee4\u53ef\u4ee5\u5b9e\u73b0\u53cd\u5411\u8fde\u63a5\uff0c\u5c06\u672c\u5730\u7aef\u53e3\u7684\u6570\u636e\u4f20\u8f93\u5230\u8fdc\u7a0b\u4e3b\u673a\u3002<\/li>\n<\/ul>\n<p><h3>\u5982\u4f55\u4f7f\u7528nc\u547d\u4ee4\uff1f<\/h3>\n<\/p>\n<p><p>\u4f7f\u7528nc\u547d\u4ee4\u975e\u5e38\u7b80\u5355\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u7684\u7528\u6cd5\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code>nc host port            # \u521b\u5efa\u5230\u6307\u5b9a\u4e3b\u673a\u7684TCP\u8fde\u63a5<\/p>\r\n<p>nc -z host port          # \u626b\u63cf\u6307\u5b9a\u4e3b\u673a\u7684\u6307\u5b9a\u7aef\u53e3<\/p>\r\n<p>nc -l port               # \u76d1\u542c\u6307\u5b9a\u7aef\u53e3<\/p>\r\n<p>nc -l -p port | nc host port  # \u5b9e\u73b0\u53cd\u5411\u8fde\u63a5<\/p>\r\n<p>nc host port < file      # \u5c06\u672c\u5730\u6587\u4ef6\u4f20\u8f93\u5230\u8fdc\u7a0b\u4e3b\u673a<\/p>\r\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u63a8\u8350\u54ea\u4e9bnc\u547d\u4ee4\u7684\u4f7f\u7528\u573a\u666f\uff1f<\/h3>\n<\/p>\n<p><p>nc\u547d\u4ee4\u9002\u7528\u4e8e\u4ee5\u4e0b\u573a\u666f\uff1a<\/p>\n<\/p>\n<ul>\n<li>\u7f51\u7edc\u8c03\u8bd5\uff1a\u7528\u4e8e\u6d4b\u8bd5\u7f51\u7edc\u8fde\u63a5\u3001\u6570\u636e\u4f20\u8f93\u7b49\u95ee\u9898\u3002<\/li>\n<li>\u7aef\u53e3\u626b\u63cf\uff1a\u7528\u4e8e\u53d1\u73b0\u76ee\u6807\u4e3b\u673a\u7684\u5f00\u653e\u7aef\u53e3\u3002<\/li>\n<li>\u6587\u4ef6\u4f20\u8f93\uff1a\u7528\u4e8e\u5728\u672c\u5730\u548c\u8fdc\u7a0b\u4e3b\u673a\u4e4b\u95f4\u4f20\u8f93\u6587\u4ef6\u3002<\/li>\n<li>\u7f51\u7edc\u76d1\u63a7\uff1a\u7528\u4e8e\u76d1\u542c\u6307\u5b9a\u7aef\u53e3\uff0c\u63a5\u6536\u548c\u5206\u6790\u7f51\u7edc\u6570\u636e\u3002<\/li>\n<\/ul>\n<p><h3>\u4e3a\u4ec0\u4e48nc\u547d\u4ee4\u5982\u6b64\u53d7\u6b22\u8fce\uff1f<\/h3>\n<\/p>\n<p><p>nc\u547d\u4ee4\u4e4b\u6240\u4ee5\u53d7\u6b22\u8fce\uff0c\u4e3b\u8981\u56e0\u4e3a\u5b83\u5177\u6709\u4ee5\u4e0b\u7279\u70b9\uff1a<\/p>\n<\/p>\n<ul>\n<li>\u8de8\u5e73\u53f0\uff1anc\u547d\u4ee4\u5728Windows\u3001Linux\u548cMacOS\u7b49\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u90fd\u6709\u76f8\u5e94\u7684\u7248\u672c\u3002<\/li>\n<li>\u529f\u80fd\u5f3a\u5927\uff1anc\u547d\u4ee4\u652f\u6301\u591a\u79cd\u7f51\u7edc\u64cd\u4f5c\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002<\/li>\n<li>\u6613\u4e8e\u4f7f\u7528\uff1anc\u547d\u4ee4\u7684\u8bed\u6cd5\u7b80\u5355\uff0c\u6613\u4e8e\u5b66\u4e60\u548c\u4f7f\u7528\u3002<\/li>\n<li>\u514d\u8d39\u5f00\u6e90\uff1anc\u547d\u4ee4\u662f\u514d\u8d39\u5f00\u6e90\u7684\uff0c\u7528\u6237\u53ef\u4ee5\u81ea\u7531\u4f7f\u7528\u548c\u4fee\u6539\u3002<\/li>\n<\/ul>\n<p><h3><b>Q\uff1anc\u547d\u4ee4\u6709\u54ea\u4e9b\u5e38\u89c1\u7684\u53c2\u6570\uff1f<\/b><\/h3>\n<\/p>\n<p><p>A\uff1anc\u547d\u4ee4\u7684\u5e38\u89c1\u53c2\u6570\u5305\u62ec\uff1a<\/p>\n<\/p>\n<ul>\n<li>-z\uff1a\u7aef\u53e3\u626b\u63cf\u6a21\u5f0f\u3002<\/li>\n<li>-l\uff1a\u76d1\u542c\u6a21\u5f0f\u3002<\/li>\n<li>-p\uff1a\u6307\u5b9a\u672c\u5730\u7aef\u53e3\u53f7\u3002<\/li>\n<li>-q\uff1a\u8bbe\u7f6e\u8d85\u65f6\u65f6\u95f4\u3002<\/li>\n<li>-u\uff1a\u4f7f\u7528UDP\u534f\u8bae\u3002<\/li>\n<\/ul>\n<p><h3><b>Q\uff1a\u5982\u4f55\u5c06nc\u547d\u4ee4\u7528\u4e8e\u6587\u4ef6\u4f20\u8f93\uff1f<\/b><\/h3>\n<\/p>\n<p><p>A\uff1a\u5c06nc\u547d\u4ee4\u7528\u4e8e\u6587\u4ef6\u4f20\u8f93\u7684\u57fa\u672c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code>nc host port < file<\/p>\r\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5176\u4e2d\uff0c<file>\u4e3a\u8981\u4f20\u8f93\u7684\u672c\u5730\u6587\u4ef6\u8def\u5f84\u3002<\/p>\n<\/p>\n<p><h3><b>Q\uff1a\u5982\u4f55\u5b9e\u73b0nc\u547d\u4ee4\u7684\u53cd\u5411\u8fde\u63a5\uff1f<\/b><\/h3>\n<\/p>\n<p><p>A\uff1a\u5b9e\u73b0nc\u547d\u4ee4\u7684\u53cd\u5411\u8fde\u63a5\u7684\u57fa\u672c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code>nc -l -p port | nc host port<\/p>\r\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5176\u4e2d\uff0c<\/p>\n<p><port>\u4e3a\u672c\u5730\u76d1\u542c\u7684\u7aef\u53e3\u53f7\uff0c<host>\u4e3a\u8fdc\u7a0b\u4e3b\u673a\u7684IP\u5730\u5740\u3002<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4ec0\u4e48\u662fnc\u547d\u4ee4\uff1f nc\u547d\u4ee4\uff0c\u5168\u79f0netcat\uff0c\u662f\u4e00\u6b3e\u5f3a\u5927\u7684\u7f51\u7edc\u5de5\u5177\uff0c\u5e38\u7528\u4e8e\u7f51\u7edc\u8c03\u8bd5\u3001\u6570\u636e\u4f20\u8f93\u548c\u7aef\u53e3\u626b\u63cf\u7b49\u573a\u666f\u3002\u5b83\u5177\u6709\u4e30\u5bcc\u7684\u529f\u80fd\u548c\u53c2\u6570\uff0c\u80fd\u591f\u5b9e\u73b0\u591a\u79cd\u7f51\u7edc\u64cd\u4f5c\u3002 nc\u547d\u4ee4\u5305\u542b\u54ea\u4e9b\u529f\u80fd\uff1f nc\u547d\u4ee4\u5305\u542b\u7684\u529f\u80fd\u975e\u5e38\u4e30\u5bcc\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4e3b\u8981\u7684\u529f\u80fd\uff1a \u521b\u5efaT&#8230;<\/p>\n","protected":false},"author":1,"featured_media":108,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[70,71,72],"topic":[],"class_list":["post-107","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tw-server","tag-nc","tag-port","tag-72"],"_links":{"self":[{"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/posts\/107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/comments?post=107"}],"version-history":[{"count":1,"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/posts\/107\/revisions"}],"predecessor-version":[{"id":110,"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/posts\/107\/revisions\/110"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/media\/108"}],"wp:attachment":[{"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/media?parent=107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/categories?post=107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/tags?post=107"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.vcidc.net\/blog\/wp-json\/wp\/v2\/topic?post=107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}