COMPUTER NETWORKS & INTERNET - Πολυμέσα Books: Computer Networking and the Internet 5th Edition by Fred Halsall, Edit. Addison Wesley Τεχνολογίες Διαδικτύου Χ. Δουληγέρης, Ε. Κοπανάκη, Ρ. Μαυροπόδη, Eκδ. Νηρηϊδες Computer Networks and Internets Douglas E. Gomer, Edit. Prentice Hall Τεχνολογία Πολυμέσων Σ.Ν. Δημητριάδης, Α.Σ. Πομπόρτσης, Ε.Γ. Τριανταφύλλου, Eκδ. Τζιόλα Data communications and Networking Behrouz A. Forouzan, Edit. Mc Graw Hill Media Coding and Content Processing By Ralf Steinmetz and Klara Nahrstedt, Edit. IMSC Press Multimedia Series 17 February 2019

COMPUTER NETWORKS & INTERNET - Πολυμέσα Books: Managing Multimedia, book1 People & processes, book2 Technical Issues by Elaine England & Andy Finney, Edit. Addison Wesley Understanding Networking Multimedia - Applications and Technology by Francois Fluckiger, Edit. Prentice Hall Multimedia Communications Protocols and Applications by Franklin Kuo, Wolfgang Effelsberg, J.J. Garcia-Luna-Aceves, Edit. Prentice Hall PTR 17 February 2019

DATA COMMUNICATION Characteristics: Delivery Παράδοση Accuracy Ακρίβεια Timeliness Στη ακριβή χρονική σειρά 17 February 2019

Communication Components Μήνυμα Message Αποστολεύς Sender Παραλήπτης Receiver Μέσον Medium Πρωτόκολλο Protocol 17 February 2019

NETWORKS Distributed processing Security/Encapsulation Distributed Databases Faster Problem Solving Security through Redundancy Collaborative Processing 17 February 2019

DATA COMMUNICATION Network Criteria Λειτουργία Performance Αξιοπιστία Reliability Ασφάλεια Security 17 February 2019

Performance Number of Users Type of Transmission Medium Hardware Software 17 February 2019

Reliability Frequency of Failure Recovery Time of a Network after failure Catastrophe 17 February 2019

Security Unauthorized access Viruses 17 February 2019

Applications Marketing and sales Financial Services Manufacturing (CAD, CAM, CAE) Electronic Messaging Directory Services Information Services Electronic Data Interchange (EDI) Teleconferencing Cellular telephone Cable Television 17 February 2019

PROTOCOLS AND STANDARDS Syntax Semantics Timing Standards De facto proprietary - closed nonproprietary - open De jure 17 February 2019

STANDARDS ORGANIZATIONS Standards Creation Committees : International standards organization (ISO) (Δίκτυα) International telecommunications Union- Telecommunication Standards Sector (ITU-T, formerly CCITT) (Τηλεπικοινωνίες) The American National Standards Institute (ANSI) (Τηλεπικοινωνίες) The Institute of Electrical and Electronic Engineers (IEEE) (Βιομηχανία Υπιλογιστών) 17 February 2019

STANDARDS AND ORGANIZATIONS The Electronic Industries Association (EIA) (Βιομηχανία Υπολογιστών) Telcordia (Formerly Bellcore from Bell Labs) (Τηλεπικοινωνίες) European Computer Manufacturers Association (ECMA) Conference European of Post and Telecommunications (CEPT) 17 February 2019

STANDARDS AND ORGANIZATIONS International Engineering Task Force (IETF) (Προτυποποίηση σε Τοπικά Δίκτυα) World Wide Web Consortium (W3C) 17 February 2019

FORUMS Frame Relay Forum ATM Forum and ATM Consortium Internet Society (ISOC) and Internet Engineering Task Force (IETF) {Development of a Single Management Protocol (SNMP)} 17 February 2019

Regulatory Agencies Federal Communications Commission (FCC): To review rate and service-charge applications made by telegraph and telephone providers To review the technical specifications of communications hardware To establish reasonable common carrier rates of return To divide and allocate radio frequencies To assign carrier frequencies for radio and television broadcasts 17 February 2019

Για την Ελλάδα ΕΕΤΤ (Εθνική Επιτροπή Τηλεπικοινωνιών και Ταχυδρομείων) 17 February 2019