SRI LANKA INSTITUTE OF INFORMATION TECHNOLOGY DEPARTMENT OF INFORMATION TECHNOLOGY FACULTY OF COMPUTING B.SC. (HONS.) DEGREE IN INFORMATION TECHNOLOGY COMMUNICATION SYSTEMS INTRODUCTORY SESSION 20 TH JUNE

LECTURER PROFILE Tilak De Silva BSc. Eng., MSc, CEng, FIE(SL), FIET(UK), CITP(UK), FBCS(UK), MIEEE (USA) Chief Innovation Office Sri Lanka Telecom 2

INTRODUCTION This module will refresh the Data Communication and Computer Networks fundamentals and mainly focuses on practical network of o Public Switch Telephone Network (PSTN), o Mobile Network, o Next Generation Network (NGN), o Different access technologies such as ADSL, FTTH. Also it will study the latest technologies such as Cloud Computing, Software Define Network, and BYOD etc. o Data, Signals, Analog Transmission, Digital Transmission, Error Detection, Error Correction, Wired LAN, Wireless LAN, overview of PSTN, Mobile Network, SDH, MPLS, OTN, signaling, NGN etc. 3

LEARNING OUTCOMES Understand the fundamentals of o Data Communication and Computer Networks. Understand the operations of o PSTN, Mobile Network and Next Generation Network (NGN) Understand the different broadband access technologies o ADSL and FTTH. Understand the new technologies of o SDN, Cloud Computing and BYOD. 4

GENERAL INFORMATION Credit Points – 4 Pre-requisites o Data communications and Computer Networks I o Data communications and Computer Networks II Methods of Delivery o Lectures (Face-to-face) - 2 Hours/Week o Tutorials - 1 Hour/Week o Assignments - 2 Course Web Site - / 5

ASSESSMENT CRITERIA Continuous Assessments o Midterm - 20% Continuous Assessments o Assignment 1- 5% o Assignment 2 - 5% End Semester Assessment o Final Examination- 70% Students are required to get at least 45% of the marks for the examination and assignment and minimum of 80% attendance. 6

SYLLABUS IN BRIEF Overview of Module Overview of PSTN PSTN network Data and Signals Access Network Technologies – ADSL, FTTC, FTTB and FTTH etc. Multiplexing – FDM, TDM, OFDM, WDM etc. Multiple Access Technologies – FDMA, TDMA, OFDMA, CDMA, Core Network Technologies, SDH, MPLS and OTN etc. Next Generation Network – NGN etc. 7

SYLLABUS IN BRIEF Transmission Media – Copper, Fiber, Radio Signaling - Supervisory Signal, Address Signal, Channel Association Signaling, Common Channel Signal etc. Mobile Communication - 2G/GSM Network Architecture, 3G, 4G, LANs, (Wired and Wireless) etc. Video Transmission - Color Representation, Conventional TV Transmission System, HDTV, Digital Video, Video Compression etc. Voice over IP (VOIP) - Voice Codec, VOIP Protocols, SIP, H.323 etc. Network Security Modern Technologies - Cloud Computing, BYOD etc. 8

CARRIER ETHERNET 9

MPLS 10

FIBRE AND CONNECTORS 11

PCM 12

PRINCIPAL REFERENCES Data & Computer Communication Data & Computer Communication Data Communication & Networking Digital Communication 13

Thank You 14