{"id":16826,"date":"2024-11-18T15:19:20","date_gmt":"2024-11-18T07:19:20","guid":{"rendered":"https:\/\/fwq.ai\/blog\/16826\/"},"modified":"2024-11-18T15:19:20","modified_gmt":"2024-11-18T07:19:20","slug":"linux%e6%80%8e%e4%b9%88%e6%9f%a5%e7%9c%8b%e6%9f%90%e4%b8%aa%e7%ab%af%e5%8f%a3%e6%98%af%e5%90%a6%e6%89%93%e5%bc%80","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/16826\/","title":{"rendered":"linux\u600e\u4e48\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00"},"content":{"rendered":"<blockquote><p>\n  linux\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u7684\u65b9\u6cd5\uff1a1\u3001\u4f7f\u7528\u201cnetstat -tuln | grep\u201d\u547d\u4ee4\u6253\u5f00\uff1b2\u3001\u4f7f\u7528\u201clsof -i\u201d\u547d\u4ee4\u6253\u5f00\uff1b3\u3001\u4f7f\u7528\u201css -tuln | grep\u201d\u547d\u4ee4\u6253\u5f00\uff1b4\u3001\u4f7f\u7528\u201cnmap -p\u201d\u547d\u4ee4\u6253\u5f00\uff1b5\u3001\u4f7f\u7528\u9632\u706b\u5899\u89c4\u5219\u67e5\u770b\uff0c\u4f7f\u7528\u201ciptables -l -n | grep\u201d\u547d\u4ee4\u6253\u5f00\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202308\/08\/2023080816265931651.jpg\" class=\"aligncenter\" title=\"linux\u600e\u4e48\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u63d2\u56fe\" alt=\"linux\u600e\u4e48\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u63d2\u56fe\" \/><\/p>\n<p><span style=\"font-family:\">\u672c\u6559\u7a0b\u64cd\u4f5c\u73af\u5883\uff1awindows10\u7cfb\u7edf\u30016.4.3\u7248\u672c\u3001DELL G3\u7535\u8111\u3002<\/span><\/p>\n<p>\u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5feb\u901f\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u3002\u4e0b\u9762\u5c06\u4ecb\u7ecd\u51e0\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\u3002<\/p>\n<p><strong>\u65b9\u6cd5\u4e00\uff1a\u4f7f\u7528`netstat`\u547d\u4ee4<\/strong><\/p>\n<p>`netstat`\u662f\u4e00\u4e2a\u7f51\u7edc\u7edf\u8ba1\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4e8e\u67e5\u770b\u7f51\u7edc\u8fde\u63a5\u3001\u8def\u7531\u8868\u548c\u7f51\u7edc\u63a5\u53e3\u4fe1\u606f\u7b49\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u7aef\u53e3\u662f\u5426\u6253\u5f00\uff1a<\/p>\n<p>netstat -tuln | grep<\/p>\n<p>\u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\u3002\u8fd0\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0c\u5982\u679c\u8f93\u51fa\u7ed3\u679c\u4e2d\u5305\u542b\u8be5\u7aef\u53e3\uff0c\u5219\u8868\u793a\u8be5\u7aef\u53e3\u5df2\u7ecf\u6253\u5f00\u3002<\/p>\n<p>\u8be5\u547d\u4ee4\u4e2d\uff0c`-tuln`\u9009\u9879\u5206\u522b\u8868\u793a\uff1a`-t`\u7528\u4e8e\u663e\u793aTCP\u8fde\u63a5\uff0c`-u`\u7528\u4e8e\u663e\u793aUDP\u8fde\u63a5\uff0c`-l`\u7528\u4e8e\u663e\u793a\u6b63\u5728\u76d1\u542c\u7684\u8fde\u63a5\uff0c`-n`\u7528\u4e8e\u663e\u793a\u7aef\u53e3\u53f7\u800c\u975e\u670d\u52a1\u540d\u79f0\u3002<\/p>\n<p><strong>\u65b9\u6cd5\u4e8c\uff1a\u4f7f\u7528`lsof`\u547d\u4ee4<\/strong><\/p>\n<p>`lsof`\u662f\u4e00\u4e2a\u7528\u4e8e\u663e\u793a\u548c\u64cd\u4f5c\u5df2\u6253\u5f00\u6587\u4ef6\u7684\u5de5\u5177\u3002\u5b83\u4e5f\u53ef\u4ee5\u7528\u6765\u67e5\u770b\u67d0\u4e2a\u8fdb\u7a0b\u662f\u5426\u5728\u4f7f\u7528\u6307\u5b9a\u7684\u7aef\u53e3\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u7aef\u53e3\u662f\u5426\u6253\u5f00\uff1a<\/p>\n<p>lsof -i :<\/p>\n<p>\u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\u3002\u5982\u679c\u7aef\u53e3\u5df2\u6253\u5f00\uff0c\u5c06\u663e\u793a\u4e0e\u8be5\u7aef\u53e3\u76f8\u5173\u7684\u8fdb\u7a0b\u4fe1\u606f\u3002<\/p>\n<p><strong>\u65b9\u6cd5\u4e09\uff1a\u4f7f\u7528`ss`\u547d\u4ee4<\/strong><\/p>\n<p>`ss`\u662f\u53e6\u4e00\u4e2a\u5f3a\u5927\u7684\u7f51\u7edc\u5de5\u5177\uff0c\u7528\u4e8e\u67e5\u770b\u5957\u63a5\u5b57\u3001\u7f51\u7edc\u63a5\u53e3\u548c\u8def\u7531\u8868\u7b49\u4fe1\u606f\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u7aef\u53e3\u662f\u5426\u6253\u5f00\uff1a<\/p>\n<p>ss -tuln | grep<\/p>\n<p>\u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\u3002\u8fd0\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0c\u5982\u679c\u8f93\u51fa\u7ed3\u679c\u4e2d\u5305\u542b\u8be5\u7aef\u53e3\uff0c\u5219\u8868\u793a\u8be5\u7aef\u53e3\u5df2\u7ecf\u6253\u5f00\u3002<\/p>\n<p><strong>\u65b9\u6cd5\u56db\uff1a\u4f7f\u7528`nmap`\u547d\u4ee4<\/strong><\/p>\n<p>`nmap`\u662f\u4e00\u6b3e\u7f51\u7edc\u626b\u63cf\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4e8e\u68c0\u6d4b\u8fdc\u7a0b\u4e3b\u673a\u7684\u5f00\u653e\u7aef\u53e3\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u626b\u63cf\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\uff1a<\/p>\n<p>nmap -p<\/p>\n<p>\u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u4e3b\u673aIP\u5730\u5740\u3002\u8fd0\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0c\u5982\u679c\u8f93\u51fa\u7ed3\u679c\u4e2d\u663e\u793a\u8be5\u7aef\u53e3\u4e3a\u201copen\u201d\u72b6\u6001\uff0c\u5219\u8868\u793a\u8be5\u7aef\u53e3\u5df2\u7ecf\u6253\u5f00\u3002<\/p>\n<p><strong>\u65b9\u6cd5\u4e94\uff1a\u4f7f\u7528\u9632\u706b\u5899\u89c4\u5219\u67e5\u770b<\/strong><\/p>\n<p>\u5982\u679c\u5df2\u7ecf\u4f7f\u7528\u9632\u706b\u5899\u8bbe\u7f6e\u4e86\u7aef\u53e3\u9650\u5236\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u5f00\u653e\uff1a<\/p>\n<p>iptables -L -n | grep :<\/p>\n<p>\u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\u3002\u5982\u679c\u8f93\u51fa\u7ed3\u679c\u4e2d\u663e\u793a\u8be5\u7aef\u53e3\u4e3a&#8221;ACCEPT&#8221;\u6216\u8005&#8221;DROP&#8221;\u72b6\u6001\uff0c\u5219\u8868\u793a\u8be5\u7aef\u53e3\u5df2\u7ecf\u6253\u5f00\u3002<\/p>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u4ee5\u4e0a\u662f\u51e0\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\u6765\u5feb\u901f\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u3002\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u8fdb\u884c\u64cd\u4f5c\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u7ba1\u7406\u548c\u7ef4\u62a4\u7f51\u7edc\u73af\u5883 \u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u600e\u4e48\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>linux\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u7684\u65b9\u6cd5\uff1a1\u3001\u4f7f\u7528\u201cnetstat -tuln | grep\u201d\u547d\u4ee4\u6253\u5f00\uff1b2\u3001\u4f7f\u7528\u201clsof -i\u201d\u547d\u4ee4\u6253\u5f00\uff1b3\u3001\u4f7f\u7528\u201css -tuln | grep\u201d\u547d\u4ee4\u6253\u5f00\uff1b4\u3001\u4f7f\u7528\u201cnmap -p\u201d\u547d\u4ee4\u6253\u5f00\uff1b5\u3001\u4f7f\u7528\u9632\u706b\u5899\u89c4\u5219\u67e5\u770b\uff0c\u4f7f\u7528\u201ciptables -l -n | grep\u201d\u547d\u4ee4\u6253\u5f00\u3002 \u672c\u6559\u7a0b\u64cd\u4f5c\u73af\u5883\uff1awindows10\u7cfb\u7edf\u30016.4.3\u7248\u672c\u3001DELL G3\u7535\u8111\u3002 \u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5feb\u901f\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u3002\u4e0b\u9762\u5c06\u4ecb\u7ecd\u51e0\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\u3002 \u65b9\u6cd5\u4e00\uff1a\u4f7f\u7528`netstat`\u547d\u4ee4 `netstat`\u662f\u4e00\u4e2a\u7f51\u7edc\u7edf\u8ba1\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4e8e\u67e5\u770b\u7f51\u7edc\u8fde\u63a5\u3001\u8def\u7531\u8868\u548c\u7f51\u7edc\u63a5\u53e3\u4fe1\u606f\u7b49\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u7aef\u53e3\u662f\u5426\u6253\u5f00\uff1a netstat -tuln | grep \u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\u3002\u8fd0\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0c\u5982\u679c\u8f93\u51fa\u7ed3\u679c\u4e2d\u5305\u542b\u8be5\u7aef\u53e3\uff0c\u5219\u8868\u793a\u8be5\u7aef\u53e3\u5df2\u7ecf\u6253\u5f00\u3002 \u8be5\u547d\u4ee4\u4e2d\uff0c`-tuln`\u9009\u9879\u5206\u522b\u8868\u793a\uff1a`-t`\u7528\u4e8e\u663e\u793aTCP\u8fde\u63a5\uff0c`-u`\u7528\u4e8e\u663e\u793aUDP\u8fde\u63a5\uff0c`-l`\u7528\u4e8e\u663e\u793a\u6b63\u5728\u76d1\u542c\u7684\u8fde\u63a5\uff0c`-n`\u7528\u4e8e\u663e\u793a\u7aef\u53e3\u53f7\u800c\u975e\u670d\u52a1\u540d\u79f0\u3002 \u65b9\u6cd5\u4e8c\uff1a\u4f7f\u7528`lsof`\u547d\u4ee4 `lsof`\u662f\u4e00\u4e2a\u7528\u4e8e\u663e\u793a\u548c\u64cd\u4f5c\u5df2\u6253\u5f00\u6587\u4ef6\u7684\u5de5\u5177\u3002\u5b83\u4e5f\u53ef\u4ee5\u7528\u6765\u67e5\u770b\u67d0\u4e2a\u8fdb\u7a0b\u662f\u5426\u5728\u4f7f\u7528\u6307\u5b9a\u7684\u7aef\u53e3\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u7aef\u53e3\u662f\u5426\u6253\u5f00\uff1a lsof -i : \u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\u3002\u5982\u679c\u7aef\u53e3\u5df2\u6253\u5f00\uff0c\u5c06\u663e\u793a\u4e0e\u8be5\u7aef\u53e3\u76f8\u5173\u7684\u8fdb\u7a0b\u4fe1\u606f\u3002 \u65b9\u6cd5\u4e09\uff1a\u4f7f\u7528`ss`\u547d\u4ee4 `ss`\u662f\u53e6\u4e00\u4e2a\u5f3a\u5927\u7684\u7f51\u7edc\u5de5\u5177\uff0c\u7528\u4e8e\u67e5\u770b\u5957\u63a5\u5b57\u3001\u7f51\u7edc\u63a5\u53e3\u548c\u8def\u7531\u8868\u7b49\u4fe1\u606f\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u7aef\u53e3\u662f\u5426\u6253\u5f00\uff1a ss -tuln | grep \u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\u3002\u8fd0\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0c\u5982\u679c\u8f93\u51fa\u7ed3\u679c\u4e2d\u5305\u542b\u8be5\u7aef\u53e3\uff0c\u5219\u8868\u793a\u8be5\u7aef\u53e3\u5df2\u7ecf\u6253\u5f00\u3002 \u65b9\u6cd5\u56db\uff1a\u4f7f\u7528`nmap`\u547d\u4ee4 `nmap`\u662f\u4e00\u6b3e\u7f51\u7edc\u626b\u63cf\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4e8e\u68c0\u6d4b\u8fdc\u7a0b\u4e3b\u673a\u7684\u5f00\u653e\u7aef\u53e3\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u626b\u63cf\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\uff1a nmap -p \u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u4e3b\u673aIP\u5730\u5740\u3002\u8fd0\u884c\u4e0a\u8ff0\u547d\u4ee4\u540e\uff0c\u5982\u679c\u8f93\u51fa\u7ed3\u679c\u4e2d\u663e\u793a\u8be5\u7aef\u53e3\u4e3a\u201copen\u201d\u72b6\u6001\uff0c\u5219\u8868\u793a\u8be5\u7aef\u53e3\u5df2\u7ecf\u6253\u5f00\u3002 \u65b9\u6cd5\u4e94\uff1a\u4f7f\u7528\u9632\u706b\u5899\u89c4\u5219\u67e5\u770b \u5982\u679c\u5df2\u7ecf\u4f7f\u7528\u9632\u706b\u5899\u8bbe\u7f6e\u4e86\u7aef\u53e3\u9650\u5236\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u5f00\u653e\uff1a iptables -L -n | grep : \u5176\u4e2d\uff0c&#8220;\u662f\u8981\u67e5\u8be2\u7684\u7aef\u53e3\u53f7\u3002\u5982\u679c\u8f93\u51fa\u7ed3\u679c\u4e2d\u663e\u793a\u8be5\u7aef\u53e3\u4e3a&#8221;ACCEPT&#8221;\u6216\u8005&#8221;DROP&#8221;\u72b6\u6001\uff0c\u5219\u8868\u793a\u8be5\u7aef\u53e3\u5df2\u7ecf\u6253\u5f00\u3002 \u7efc\u4e0a\u6240\u8ff0\uff0c\u4ee5\u4e0a\u662f\u51e0\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\u6765\u5feb\u901f\u67e5\u770b\u67d0\u4e2a\u7aef\u53e3\u662f\u5426\u6253\u5f00\u3002\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u8fdb\u884c\u64cd\u4f5c\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u7ba1\u7406\u548c\u7ef4\u62a4\u7f51\u7edc\u73af\u5883 \u3002 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