“OSI七层模型”和“TPC/IP五层模型”

请参考：https://blog.csdn.net/qq2399431200/article/details/94875176#%E4%BA%8C%E3%80%81TCP%2FIP%E5%8D%8F%E8%AE%AE%E4%BA%94%E5%B1%82%E6%A8%A1%E5%9E%8B

来源：CSDN

作者：Keyloved

链接：https://blog.csdn.net/qq_44837912/article/details/104834643