The document discusses the TCP/IP transport layer. It describes UDP and TCP protocols. UDP is a connectionless protocol that provides best-effort delivery, while TCP is connection-oriented and provides reliable, sequenced transmission of data with acknowledgements and flow control. The document also outlines how transport layer protocols map to network and application layers to enable communication between applications.
1) Describe the purpose of the transport layer in managing the transportation of data in end-to-end communication.
2) Describe characteristics of the TCP and UDP protocols, including port numbers and their uses.
3) Explain how TCP session establishment and termination processes facilitate reliable communication.
4) Explain how TCP protocol data units are transmitted and acknowledged to guarantee delivery.
5) Explain the UDP client processes to establish communication with a server.
6) Determine whether high-reliability TCP transmissions, or non-guaranteed UDP transmissions, are best suited for common applications.
Chapter 7: Objectives
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Describe the purpose of the transport layer in managing the transportation of data in end-to-end communication.
Describe characteristics of the TCP and UDP protocols, including port numbers and their uses.
Explain how TCP session establishment and termination processes facilitate reliable communication.
Explain how TCP protocol data units are transmitted and acknowledged to guarantee delivery.
Explain the UDP client processes to establish communication with a server.
Determine whether high-reliability TCP transmissions, or non-guaranteed UDP transmissions, are best suited for common applications.
Yaser Rahmati | یاسر رحمتی
Rahmati Academy | آکادمی رحمتی
www.yaser-rahmati.ir
www.rahmati-academy.ir
Resource-Sharing Functions and Benefits, Examples of Data Networks, WANs vs. LANs, SAN, Common Physical Components of a Network, Impact of User Applications on the Network, Peer-to-Peer Network, Client/Server Network, Service Type, Transmission Modes, Communicating Within the LAN.
IP specifies the format of packets, also called #datagrams, and the addressing scheme. Most networks combine IP with a higher-level protocol called Transmission Control Protocol (TCP), which establishes a virtual connection between a destination and a source.
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Purpose: This figure discusses application-layer protocols.
Emphasize: The common network applications today include file transfer, remote login, network management, and e-mail.
We focus on TCP/IP in this course for several reasons:
TCP/IP is a universally available protocol and you will use it at work.
TCP/IP is a useful reference for understanding other protocols, because it includes elements that are representative of other protocols.
TCP/IP is important because the router uses it as a configuration tool. The router uses Telnet for remote configuration, TFTP to transfer configuration files and operating system images, and SNMP for network management.
Transition: The next section moves down the model to discuss the transport layer.
