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从零吃透Linux网络:IP、路由、故障排查全手册

  • 2026-07-02 19:40:42
从零吃透Linux网络:IP、路由、故障排查全手册
运维、后端开发的朋友，几乎天天和Linux网络打交道。很多人只会简单ping一下，遇到网络不通、端口访问失败、IPv6连不上的问题就束手无策，分不清七层模型、不会算子网、看不懂路由配置，排查故障全靠瞎试。
今天整理一套完整Linux网络学习笔记，从底层OSI网络模型、IP地址划分，到双系统静态网卡配置、诊断命令、实战排错流程一次性讲透，理论搭配可直接复制的实操代码，新手也能一步步吃透网络管理。
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  2. 运行时间 : 0.233675s [ 吞吐率：4.28req/s ] 内存消耗：4,359.67kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=0a82c17ef4e34388143f136728dfda1e
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  1. CONNECT:[ UseTime:0.000705s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000574s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.008687s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.008121s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000568s ]
  6. SELECT * FROM `set` [ RunTime:0.007097s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000579s ]
  8. SELECT * FROM `article` WHERE `id` = 503071 LIMIT 1 [ RunTime:0.001606s ]
  9. UPDATE `article` SET `lasttime` = 1783001446 WHERE `id` = 503071 [ RunTime:0.004264s ]
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