| Introduction
| ISO-OSI an TCP/IP Reference models + Layered structure, analogies and differences
| Physical Layer + layer functions
| Data link Layer + layer function, HDLC protocol
| Network Layer + layer function and routing, IPv4 and IPv6
| Transport Layer + connection oriented and connection less protocols
| Upper Layers + session, presentation and application layers
| Multiplexing + FDM, TDM, statistical TDM
| Packet and circuit switching, virtual circuits + Analogies, differences and switches
| Flow control and congestion control + Stop and Wait, sliding window, token bucket
| Distributed network services like E-mail, DNS, etc.
| Network security + Threats and their avoidance
| Cryptographic systems+ symmetrical and asymmetrical systems
| Computer Network management + management application structure
