网络协议缓存-阿里云

网络协议HTTP TCP与UDP 浏览器缓存 Restful(十)

一 TCP网络协议 1 建立TCP连接:三次握手原则客户端通过向服务器端发送一个SYN来创建一个主动打开，作为三次握手的一部分。客户端把这段连接的序号设定为随机数 A。服务器端应当为一个合法的SYN回送一个SYN/ACK。ACK 的确认码应为 A+1，SYN/ACK 包本身又有一个随机序号 B。...

Linux网络协议栈(二)——套接字缓存(socket buffer)

Linux网络核心数据结构是套接字缓存(socket buffer)，简称skb。它代表一个要发送或处理的报文，并贯穿于整个协议栈。 1、套接字缓存 skb由两部分组成： (1) 报文数据：它保存了实际在网络中传输的数据； (...

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更新时间 2024-04-19 12:47:43

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