Chapter 3:Transport Layer Our goals: r understand principles r learn about transport behind transport layer protocols in the layer services: Internet: m multiplexing/demultipl m UDP:connectionless exing transport m reliable data transfer m TCP:connection-oriented m flow control transport m congestion control m TCP congestion control Transport Layer 3-2Transport Layer 3-2 Chapter 3: Transport Layer Our goals: r understand principles behind transport layer services: m multiplexing/demultipl exing m reliable data transfer m flow control m congestion control r learn about transport layer protocols in the Internet: m UDP: connectionless transport m TCP: connection-oriented transport m TCP congestion control