1.前言

本文主要讲解传输层协议UDP TCP

2.UDP

2.1 UDP from an application perspective

2.2 UDP support history in lwIP

2.3 External references

• RFC 768 User Datagram Protocol
• RFC 3828 Lightweight User Datagram Protocol.

3.TCP

3.1 TCP from an application perspective

3.2 TCP support history in lwIP

3.3 External references

• RFC 793 - Transmission Control Protocol
• RFC 1122 - Requirements for Internet Hosts -- Communication Layers
• RFC 2001 - TCP Slow Start, Congestion Avoidance, Fast Retransmit, and Fast Recovery Algorithms
• RFC 2581 - TCP Congestion Control
• RFC 3390 - Increasing TCP's Initial Window
• http://www.tcpipguide.com/ The TCP/IP guide