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+[OSI与TCP/IP各层的结构与功能，都有哪些协议](https://blog.csdn.net/qq_34337272/article/details/69055976)
+
+[干货：计算机网络知识总结](https://blog.csdn.net/qq_34337272/article/details/79778645)
+
+[小哥哥,小姐姐,我有一份tcp、http面试指南你要吗？](https://juejin.im/post/5ad4094e6fb9a028d7011069)
+
+[计算机网络之面试常考](https://www.nowcoder.com/discuss/1937)