{"id":4214,"date":"2019-05-23T11:29:42","date_gmt":"2019-05-23T03:29:42","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=4214"},"modified":"2019-05-23T11:29:42","modified_gmt":"2019-05-23T03:29:42","slug":"linux%e7%8b%ac%e7%ab%8b%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%80%8e%e6%a0%b7%e4%bd%bf%e7%94%a8ncat%e8%af%8a%e6%96%ad%e7%bd%91%e7%bb%9c","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/fuwuqi\/linux%e7%8b%ac%e7%ab%8b%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%80%8e%e6%a0%b7%e4%bd%bf%e7%94%a8ncat%e8%af%8a%e6%96%ad%e7%bd%91%e7%bb%9c\/","title":{"rendered":"Linux\u72ec\u7acb\u670d\u52a1\u5668\u600e\u6837\u4f7f\u7528ncat\u8bca\u65ad\u7f51\u7edc"},"content":{"rendered":"

Linux\u72ec\u7acb\u670d\u52a1\u5668<\/a><\/strong>\u6700\u96be\u8bca\u65ad\u7684\u95ee\u9898\u4e4b\u4e00\u662f\u7f51\u7edc\u95ee\u9898\u3002\u7136\u800c\uff0c\u5e78\u8fd0\u7684\u662f\uff0c\u901a\u8fc7\u4f7f\u7528ncat\u53ef\u4ee5\u4f7f\u8fd9\u9879\u5de5\u4f5c\u53d8\u5f97\u66f4\u5bb9\u6613\u3002ncat\u662f\u4e00\u4e2a\u63d0\u4f9b\u8bb8\u591a\u6709\u7528\u7f51\u7edc\u529f\u80fd\u7684\u5de5\u5177\uff0c\u4f8b\u5982\u80fd\u591f\u76d1\u63a7\u7aef\u53e3\u548c\u663e\u793a\u4f20\u5165\u7684\u6d88\u606f\uff0c\u4e0e\u8fdc\u7a0b\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\uff0c\u7aef\u53e3\u626b\u63cf\uff0c\u751a\u81f3\u4f5c\u4e3a\u4e00\u4e2aTCP\u4ee3\u7406\u5de5\u4f5c\u3002\u672c\u6587Hostease\u7f8e\u56fd\u670d\u52a1\u5668\u5546\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0bLinux\u72ec\u7acb\u670d\u52a1\u5668\u662f\u600e\u6837\u4f7f\u7528ncat\u6765\u8bca\u65ad\u7f51\u7edc\u7684\u3002<\/p>\n

\u5b89\u88c5ncat<\/span><\/p>\n

ncat\u662fDebian\u548cUbuntu\u4e2dnmap\u5305\u7684\u4e00\u90e8\u5206\uff0c\u53ef\u4ee5\u4e0e\u4ee5\u4e0b\u8bbe\u5907\u4e00\u8d77\u5b89\u88c5\uff1a<\/p>\n

sudo apt-get update<\/p>\n

sudo apt-get install nmap<\/p>\n

\u5bf9\u4e8eCentOS\u548cRed Hat\u7528\u6237\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4ece\u9ed8\u8ba4\u5b58\u50a8\u5e93\u5b89\u88c5\u5b83\uff1a<\/p>\n

sudo yum install nmap-ncat<\/p>\n

\u5229\u7528ncat\u8fdb\u884c\u7f51\u7edc\u8bca\u65ad<\/span><\/p>\n

\u5b89\u88c5\u4e86ncat\u540e\uff0c\u6765\u770b\u770b\u5b83\u7684\u4e00\u4e9b\u4f7f\u7528\u65b9\u6cd5\u3002\u9996\u5148\uff0c\u5047\u8bbe\u6709\u4e00\u4e2a\u72ec\u7acb\u670d\u52a1\u5668<\/strong>\uff0c\u5176\u4e2d\u8fd0\u884c\u7740\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\uff0c\u5ba2\u6237\u62b1\u6028\u4ed6\u4eec\u65e0\u6cd5\u8fde\u63a5\u5230\u8be5\u72ec\u7acb\u670d\u52a1\u5668\u3002\u5bf9\u4e8e\u8fd9\u79cd\u60c5\u51b5\uff0c\u53ef\u4ee5\u5c06ncat\u914d\u7f6e\u4e3a\u76d1\u63a7\u670d\u52a1\u5668\u7684\u7aef\u53e3\uff0c\u5e76\u5411\u663e\u793a\u4ece\u4f20\u5165\u8fde\u63a5\u770b\u5230\u7684\u5185\u5bb9\uff0c\u4f8b\u5982\uff1a<\/p>\n

sudo ncat -l 8080<\/p>\n

\u5982\u679c\u4f7f\u7528https:\/\/yourserver.com:8080\u4e0a\u7684\u7f51\u9875\u6d4f\u89c8\u5668\u8fde\u63a5\u5230\u72ec\u7acb\u670d\u52a1\u5668\uff0c\u5e94\u8be5\u4f1a\u770b\u5230\u7c7b\u4f3c\u4e8e\u4ee5\u4e0b\u6240\u793a\u7684ncat\u8f93\u51fa\uff1a<\/p>\n

GET \/ HTTP\/1.1<\/p>\n

Host\uff1a 192.168.5.133:8080<\/p>\n

User-Agent\uff1a Mozilla\/5.0<\/p>\n

\u4e0b\u9762\u662f\u7f51\u7edc\u670d\u52a1\u5668\u9700\u8981\u4ece\u6d4f\u89c8\u5668\u63a5\u6536\u4ee5\u5904\u7406\u5176\u8bf7\u6c42\u7684\u8be6\u7ec6\u4fe1\u606f\u3002\u5982\u679cncat\u4e0d\u663e\u793a\u4efb\u4f55\u5185\u5bb9\uff0c\u5219\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u5b58\u5728\u95ee\u9898\u3002\u5728\u672c\u4f8b\u4e2d\uff0c\u5df2\u7ecf\u8bbe\u7f6e\u4e86ncat\u76d1\u63a7\u7aef\u53e38080\uff0c\u5e76\u4f7f\u7528\u7f51\u9875\u6d4f\u89c8\u5668\u8fde\u63a5\uff0c\u4f46\u53ef\u4ee5\u5728\u4efb\u4f55\u9700\u8981\u7684\u7aef\u53e3\u4e0a\u76d1\u63a7\u3002\u901a\u8fc7\u4f7f\u7528\u6b64\u8fc7\u7a0b\u8bca\u65ad\u670d\u52a1\u5668\u95ee\u9898\uff0c\u53ef\u4ee5\u505c\u6b62\u670d\u52a1\u5668\uff0c\u5c06ncat\u8bbe\u7f6e\u4e3a\u76d1\u63a7\u670d\u52a1\u5668\u901a\u5e38\u4f7f\u7528\u7684\u7aef\u53e3\uff0c\u7136\u540e\u4f7f\u7528\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\u3002\u8fd8\u53ef\u4ee5\u4f7f\u7528ncat\u4f5c\u4e3a\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\u3002\u4f8b\uff1a<\/p>\n

ncat 192.168.1.100 80<\/p>\n

\u4e0a\u9762\u7684\u547d\u4ee4\u5c06\u7528\u4e8e\u8fde\u63a5\u5230\u76d1\u63a7\u7aef\u53e380\u7684\u7f51\u7edc\u670d\u52a1\u5668\uff0c\u7528\u6237\u5c06\u5f97\u5230\u4e00\u4e2a\u7a7a\u767d\u7684\u8fde\u63a5\u7ec8\u7aef\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b83\u5411\u670d\u52a1\u5668\u53d1\u9001\u6d88\u606f\u5e76\u67e5\u770b\u670d\u52a1\u5668\u7684\u54cd\u5e94\uff0c\u8054\u7cfb\u7f51\u7edc\u670d\u52a1\u5668\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5185\u5bb9\u8bf7\u6c42\u9875\u9762\uff1a<\/p>\n

GET \/ HTTP\/1.1<\/p>\n

Host\uff1a myserver.com<\/p>\n

User-Agent\uff1a my-agent<\/p>\n

\u5982\u679c\u4f7f\u7528\u865a\u62df\u4e3b\u673a<\/a>\u4f5c\u4e3a\u7f51\u9875\u800c\u4e0d\u662f\u9519\u8bef\u8fd4\u56de\uff0c\u90a3\u4e48\u53ef\u80fd\u9700\u8981\u5c06\u201cmyserver.com\u201d\u66f4\u6539\u4e3a\u670d\u52a1\u5668\u4e0a\u7684\u4e00\u4e2a\u57df\uff0c\u8fd8\u53ef\u4ee5\u5c06\u7528\u6237\u4ee3\u7406\u8bbe\u7f6e\u4e3a\u559c\u6b22\u7684\u4efb\u4f55\u5bf9\u8c61\uff0c\u8f93\u5165\u8bf7\u6c42\u6d88\u606f\u540e\uff0c\u8bf7\u6309\u4e24\u6b21\u56de\u8f66\u952e\uff0c\u7136\u540e\u7f51\u7edc\u670d\u52a1\u5668\u5e94\u8be5\u7528\u5185\u5bb9\u8fdb\u884c\u54cd\u5e94\u3002\u7136\u540e\u53ef\u4ee5\u4f7f\u7528Ctrl-D\u65ad\u5f00\u8fde\u63a5\u3002\u4e0e\u524d\u9762\u4e00\u6837\uff0c\u53ef\u4ee5\u4f7f\u7528\u6b64\u65b9\u6cd5\u8fde\u63a5\u5230\u6b63\u5728\u8fd0\u884c\u7684\u4efb\u4f55\u5176\u4ed6\u670d\u52a1\u5668\uff0c\u4ece\u800c\u4f7f\u80fd\u591f\u8c03\u8bd5\u901a\u4fe1\u548c\u54cd\u5e94\u3002<\/p>\n

\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u4e4b\u524d\u5df2\u7ecf\u5efa\u7acb\u7684\u8fde\u63a5\u5df2\u7ecf\u4f7f\u7528\u4e86TCP\u534f\u8bae\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5e26-u\u6807\u5fd7\u7684UDP\u4e0a\u7684ncat\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

ncat -u 192.168.1.100 80<\/p>\n

ncat -l -u 8080<\/p>\n

\u7b2c\u4e00\u4e2a\u547d\u4ee4\u5c06\u901a\u8fc7UDP\u7aef\u53e380\u4e0a\u7684IP 192.168.1.100\u8fde\u63a5\u5230\u72ec\u7acb\u670d\u52a1\u5668<\/strong>\uff0c\u7b2c\u4e8c\u4e2a\u5c06\u76d1\u63a7UDP\u7aef\u53e38080\u4e0a\u7684\u8fde\u63a5\u3002\u53e6\u4e00\u4e2a\u6709\u7528\u7684\u6807\u5fd7\u662f-k\u6807\u5fd7\uff0c\u5b83\u5c06\u4f7f\u72ec\u7acb\u670d\u52a1\u5668\u5728\u5ba2\u6237\u7aef\u65ad\u5f00\u8fde\u63a5\u540e\u7ee7\u7eed\u76d1\u63a7\u3002\u901a\u5e38\uff0cncat\u53ea\u76d1\u63a7\u6765\u81ea\u5ba2\u6237\u7aef\u7684\u7b2c\u4e00\u4e2a\u8fde\u63a5\u3002\u56e0\u6b64\uff0c\u8fd9\u610f\u5473\u7740\u53ef\u4ee5\u5728\u540c\u4e00\u4e2ancat\u670d\u52a1\u5668\u4e0a\u5efa\u7acb\u591a\u4e2a\u8fde\u63a5\u4ee5\u8fdb\u884c\u6d4b\u8bd5\u3002<\/p>\n

ncat -l -k 8080<\/p>\n

\u4ee5\u4e0a\u662f\u4e00\u4e9b\u4f7f\u7528ncat\u5e2e\u52a9\u8bca\u65ad\u5ba2\u6237\u7aef\u548c\u72ec\u7acb\u670d\u52a1\u5668<\/strong>\u7f51\u7edc\u95ee\u9898\u7684\u6709\u7528\u6280\u5de7\uff0c\u66f4\u591a\u76f8\u5173\u5185\u5bb9\u53ef\u4ee5\u8bbf\u95eeHostease\u7f8e\u56fd\u670d\u52a1\u5668<\/a>\u5b98\u7f51\u4e86\u89e3\uff0c\u53e6\u5916\u63a8\u8350\u76f8\u5173\u62d3\u5c55\u5185\u5bb9 \u600e\u6837\u5728Linux\u670d\u52a1\u5668\u4f7f\u7528Vnstat\u76d1\u63a7\u7f51\u7edc\u6d41\u91cf<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Linux\u72ec\u7acb\u670d\u52a1\u5668\u6700\u96be\u8bca\u65ad\u7684\u95ee\u9898\u4e4b\u4e00\u662f\u7f51\u7edc\u95ee\u9898\u3002\u7136\u800c\uff0c\u5e78\u8fd0\u7684\u662f\uff0c\u901a\u8fc7\u4f7f\u7528ncat\u53ef\u4ee5\u4f7f\u8fd9\u9879\u5de5\u4f5c\u53d8\u5f97\u66f4\u5bb9\u6613\u3002n … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[9],"tags":[869,959,856],"class_list":["post-4214","post","type-post","status-publish","format-standard","hentry","category-fuwuqi","tag-linux","tag-959","tag-856"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/4214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=4214"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/4214\/revisions"}],"predecessor-version":[{"id":4215,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/4214\/revisions\/4215"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=4214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=4214"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=4214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}