tcp/ip相关的可以参考这个,里边有很多,讲的很透彻的。应付这样的八股妥妥,祝大家也早日OC https://mp.weixin.qq.com/s?__biz=MzkxNjY5MTYwMQ==&mid=2247484144&idx=1&sn=fe13ffb249ef00db9eac32fa1c4081f5&chksm=c14d4d0ef63ac41847982a0db151aa142ee08351f33ee838a533acda355860d0c0eb6d3d2499#rd