Chapter 3 outline 3.1 Transport-layer 3.5 Connection-oriented services transport:TCP ▣3.2 Multiplexing and o segment structure demultiplexing o reliable data transfer ▣3.3 Connectionless o flow control transport:UDP o connection management 3.4 Principles of ▣3.6 Principles of reliable data transfer congestion control 3.7 TCP congestion control Transport Layer 3-20Transport Layer 3-20 Chapter 3 outline 3.1 Transport-layer services 3.2 Multiplexing and demultiplexing 3.3 Connectionless transport: UDP 3.4 Principles of reliable data transfer 3.5 Connection-oriented transport: TCP segment structure reliable data transfer flow control connection management 3.6 Principles of congestion control 3.7 TCP congestion control