Advanced Data Communication Networks
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1 Advanced Data Communication Networks Dr. Farhad Faghani Assistant Professor, Department of Electrical Engineering, Najafabad Branch, Islamic Azad University. Session 1: Introduction + The OSI Model and TCP/IP Protocol Suit
2 Evaluation: Ph.D. Students: Research Project and Seminar: 40% Midterm Exam: 15% 1394/1/22; Both closed and open Book. Final Exam: 45% M. Sc. Students: Homework: 10% Research Project and Seminar: 20% Midterm Exam: 20% 1394/1/22; Both closed and open Book. Final Exam: 50% 2
3 Contact Info: web sites: Official website: Personal website: s: Phone : (+98)
4 Main Reference: TCP/IP Protocol Suite, Behrouz A. Forouzan, 4 th ed,
5 Table of Content: Introduction The OSI Model and the TCP/IP Protocol Suite Underlying Technologies Introduction to Network Layer IPv4 Addresses Delivery and Forwarding of IP Packets Internet Protocol Version 4 (IPv4) Address Resolution Protocol (ARP) Internet Control Message Protocol Version 4 (ICMPV4) Mobile IP Unicast Routing Protocols (RIP, OSPF, and BGP) Multicasting and Multicast Routing Protocols User Datagram Protocol (UDP) Transmission Control Protocol (TCP) 5
6 Introduction: 6 Advanced Data Communication Networks: Islamic Azad University, Najafabad Branch, Dr. Farhad Faghani
7 Internet today: 7
8 Standard Creation Commitees: International Standards Organization (ISO) International Telecommunications Union Telecommunication Standards Sector (ITU-T) American National Standards Institute (ANSI) Institute of Electrical and Electronics Engineers (IEEE) Electronic Industries Association (EIA) 8
9 Forums: Frame Relay Forum ATM Forum 9
10 Regulatory Agencies Federal Communications Commission (FCC) 10
11 INTERNET STANDARDS: An Internet draft is a working document (a work in progress) with no official status and a six-month lifetime. Upon recommendation from the Internet authorities, a draft may be published as a Request for Comment (RFC). Each RFC is edited, assigned a number, and made available to all interested parties. 11 Advanced Data Communication Networks: Islamic Azad University, Najafabad Branch, Dr. Farhad Faghani
12 Maturity of an RFC: 12
13 ISO is the organization. OSI is the model. 13 Advanced Data Communication Networks: Islamic Azad University, Najafabad Branch, Dr. Farhad Faghani
14 OSI Model: 14
15 OSI Layers: 15
16 Headers are added to the data at layers 6, 5, 4, 3, and 2. Trailers are usually added only at layer Advanced Data Communication Networks: Islamic Azad University, Najafabad Branch, Dr. Farhad Faghani
17 An exchange using the OSI model: 17
18 LAYERS IN THE OSI MODEL: 18 Advanced Data Communication Networks: Islamic Azad University, Najafabad Branch, Dr. Farhad Faghani
19 Physical Layer 19
20 Data Link Layer: 20
21 Node to Node Delivery: 21
22 Network Layer: 22
23 End-to-end delivery: 23
24 Transport Layer: 24
25 Reliable end-to-end delivery of a message: 25
26 Session Layer: 26
27 Presentation Layer: 27
28 Application Layer 28
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