对于TCP协议和UDP协议，大家应该都有所耳闻。TCP协议和UDP协议都工作在传输层，他们的目标都是在应用之间传输数据。我们常用的网络通信，比如浏览网页，查看邮件，电话通信等，都是通过这两种协议来进行数据传输的。 这两种协议有什么区别呢？他们又是 ...
每个 UDP 报文分为 UDP 报头和 UDP 数据区两部分。报头由 4 个 16 位长（2 字节）字段组成，分别说明该报文的源端口、目的端口、报文长度和校验值。 UDP 报文格式如图所示。 每个 UDP socket 都有一个接收缓冲区，****没有发送缓冲区****，从概念上来说就是只要有 ...
In this tutorial we will discuss the concept of Ports and how they work with IP addresses. If you have not read our article on IP addresses and need a brush up, you can find the article here. If you ...
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Answer by Keith Winstein on Quora, A lot of people ask this question and think in these terms, but here's a different point of view. TCP and UDP are not at the same level of abstraction and they're ...
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