{"id":16280,"date":"2024-11-18T15:11:22","date_gmt":"2024-11-18T07:11:22","guid":{"rendered":"https:\/\/fwq.ai\/blog\/16280\/"},"modified":"2024-11-18T15:11:22","modified_gmt":"2024-11-18T07:11:22","slug":"linux%e6%80%8e%e4%b9%88%e6%9f%a5%e7%9c%8b%e5%bc%80%e5%90%af%e4%ba%86%e5%93%aa%e4%ba%9b%e7%ab%af%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/16280\/","title":{"rendered":"linux\u600e\u4e48\u67e5\u770b\u5f00\u542f\u4e86\u54ea\u4e9b\u7aef\u53e3"},"content":{"rendered":"<blockquote><p>\n  linux\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u67e5\u770b\u5f00\u542f\u4e86\u7684\u7aef\u53e3\uff1a1\u3001\u4f7f\u7528netstat\u547d\u4ee4\u201cnetstat -tuln\u201d\uff0c\u8be5\u547d\u4ee4\u5c06\u663e\u793a\u6240\u6709\u5f53\u524d\u76d1\u542c\u7684tcp\u548cudp\u7aef\u53e3\uff1b2\u3001\u4f7f\u7528ss\u547d\u4ee4\u201css -tuln\u201d\uff0c\u7528\u4e8e\u663e\u793a\u5f53\u524d\u76d1\u542c\u7684tcp\u548cudp\u7aef\u53e3\uff1b3\u3001\u4f7f\u7528lsof\u547d\u4ee4\u201clsof -i\u201d\uff0c\u5c06\u663e\u793a\u5f53\u524d\u6253\u5f00\u7684\u7f51\u7edc\u8fde\u63a5\u548c\u76d1\u542c\u7684\u7aef\u53e3\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202307\/11\/2023071113470050649.jpg\" class=\"aligncenter\" title=\"linux\u600e\u4e48\u67e5\u770b\u5f00\u542f\u4e86\u54ea\u4e9b\u7aef\u53e3\u63d2\u56fe\" alt=\"linux\u600e\u4e48\u67e5\u770b\u5f00\u542f\u4e86\u54ea\u4e9b\u7aef\u53e3\u63d2\u56fe\" \/><\/p>\n<p>\u672c\u6559\u7a0b\u64cd\u4f5c\u7cfb\u7edf\uff1aLinux5.18.14\u7cfb\u7edf\u3001Dell G3\u7535\u8111\u3002<\/p>\n<p>\u5728 Linux \u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u67e5\u770b\u7cfb\u7edf\u4e0a\u5f00\u542f\u4e86\u54ea\u4e9b\u7aef\u53e3\uff1a<\/p>\n<p><strong>1\u3001\u4f7f\u7528 netstat \u547d\u4ee4\uff1a<\/strong><\/p>\n<pre>&nbsp;&nbsp;netstat&nbsp;-tuln<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8be5\u547d\u4ee4\u5c06\u663e\u793a\u6240\u6709\u5f53\u524d\u76d1\u542c\u7684 TCP \u548c UDP \u7aef\u53e3\u3002\u5176\u4e2d\uff0c<br \/>-t \u8868\u793a\u663e\u793a TCP \u7aef\u53e3\uff0c<br \/>-u \u8868\u793a\u663e\u793a UDP \u7aef\u53e3\uff0c<br \/>-l \u8868\u793a\u4ec5\u663e\u793a\u76d1\u542c\u72b6\u6001\u7684\u7aef\u53e3\uff0c<br \/>-n \u8868\u793a\u4ee5\u6570\u5b57\u5f62\u5f0f\u663e\u793a\u7aef\u53e3\u53f7\u3002<\/p>\n<p><strong>2\u3001\u4f7f\u7528 ss \u547d\u4ee4\uff1a<\/strong><\/p>\n<pre>ss&nbsp;-tuln<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6b64\u547d\u4ee4\u4e0e netstat \u7c7b\u4f3c\uff0c\u7528\u4e8e\u663e\u793a\u5f53\u524d\u76d1\u542c\u7684 TCP \u548c UDP \u7aef\u53e3\u3002\u5176\u4e2d\uff0c<br \/>-t \u8868\u793a\u663e\u793a TCP \u7aef\u53e3\uff0c<br \/>-u \u8868\u793a\u663e\u793a UDP \u7aef\u53e3\uff0c<br \/>-l \u8868\u793a\u4ec5\u663e\u793a\u76d1\u542c\u72b6\u6001\u7684\u7aef\u53e3\uff0c<br \/>-n \u8868\u793a\u4ee5\u6570\u5b57\u5f62\u5f0f\u663e\u793a\u7aef\u53e3\u53f7\u3002<\/p>\n<p><strong>3\u3001\u4f7f\u7528 lsof \u547d\u4ee4\uff1a<\/strong><\/p>\n<pre>&nbsp;lsof&nbsp;-i<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6b64\u547d\u4ee4\u5c06\u663e\u793a\u5f53\u524d\u6253\u5f00\u7684\u7f51\u7edc\u8fde\u63a5\u548c\u76d1\u542c\u7684\u7aef\u53e3\u3002\u5176\u4e2d\uff0c<br \/>-i \u8868\u793a\u53ea\u663e\u793a\u4e0e\u7f51\u7edc\u76f8\u5173\u7684\u4fe1\u606f\u3002<\/p>\n<p>\u8fd9\u4e9b\u547d\u4ee4\u5c06\u5217\u51fa\u7cfb\u7edf\u4e0a\u6b63\u5728\u76d1\u542c\u7684\u7aef\u53e3\u4ee5\u53ca\u5b83\u4eec\u7684\u72b6\u6001\u548c\u76f8\u5173\u8fdb\u7a0b\u7684\u8be6\u7ec6\u4fe1\u606f\u3002\u8bf7\u6ce8\u610f\uff0c\u6267\u884c\u8fd9\u4e9b\u547d\u4ee4\u53ef\u80fd\u9700\u8981 root 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