UNIT - I
1. Introduction to Data Communication: Data Communication fundamentals, Simplex, Half-Duplex, Full-Duplex Network definition, Network Hardware and Software, Network Topologies, Uses of Computer Networks, OSI reference model, TCP/IP Reference Model. Comparison of OSI & TCP/IP reference model.
2. Physical Layer: Transmission M e d i a , Switching, ISDN & its services, Multiplexing, Modems.
(No. of Periods: 15)
UNIT - II
3. Data Link Layer : Design Issue, Error Detection & Correction Codes, Elementary Data Link Protocols, Static & Dynamic Channel Allocation, Introduction to IEEE standards, Sliding Window Protocols: One-bit Sliding Window Protocol, Go Back n, Selective Repeat.
(No. of Periods:
15)
UNIT - III
4. Network Layer : Design issues, Routing Algorithms: Shortest path routing, Flooding, Flow-Based Routing, Distance Vector Routing, Link State Routing, Algorithms & internetworking, Network Layer in The Internet: The IP Protocol, IPAddresses, Subnets, IPv4 and IPv6.
(No. of Periods: 15)
UNIT - IV
5. Application Layer : Network Security & Privacy, Data Compression & Cryptography, Electronic Mail, Remote Login, File Transfer.