1. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved ASU Open Course System Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Networks (1) 1304230 Dr. Shadi RDr. Shadi R. Masadeh Email: sh_almasadeh@asu.edu.joEmail: sh_almasadeh@asu.edu.jo – Ext. 1428 CNS Department Faculty ofFaculty of Information Technology (FIT)

2. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved Networks (1) 1304230 Prerequisite: 1304130 Course Description Text Book: “ TCP/IP Protocol Suite: Behrouz A. Forouzan, McGrawHill, Third Edition, 2006 ” References: “ Data & Computer Networks: W. Stallings, Prentice Hall, Seventh Edition, 2004 “

3. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 3 The OSI Model and the TCP/IP Protocol Suite Part 1 The architecture of the OSI model The layers of the OSI model and their functions The architecture of the TCP/IP Protocol Suite The OSI model V.s The TCP/IP Suite Types of Internet addresses Outline

4. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 4 The OSI Model The International Standards Organization (ISO) is a multinational body dedicated to worldwide agreement on international standards. An ISO standard that covers all aspects of network communications is the Open Systems Interconnection (OSI) model. ISO is the organization. OSI is the model Note:

5. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 5 Figure 1 The OSI model

6. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 6 Figure 2 Physical layer

7. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 7 The physical layer is responsible for the movement of individual bits from one hop (node) to the next. Note:

8. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 8 Figure 3 Data link layer

9. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 9 The data link layer is responsible for moving frames from one hop (node) to the next. Note:

10. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 10 Figure 4 Network layer

11. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 11 The network layer is responsible for the delivery of individual packets from the source host to the destination host. Note:

12. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 12 Figure 5 Transport layer

13. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 13 The transport layer is responsible for the delivery of a message from one process to another. Note:

14. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 14 Figure 6 Session layer

15. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 15 Figure 7 Presentation layer

16. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 16 Figure 8 Application layer

17. Jordan - Amman Tel:5609999 Fax:5232899 P.O.Box : 166 Email:info@asu.edu.jo Copyright © 2011 Applied Science University. All Rights Reserved 17 Figure 9 Summary of layers