UNIT 1:
Line configurations – Topology – Transmission mode
Line configurations – Topology – Transmission mode
Introduction: Networks – Protocols and standards – Standards organizations
Categories of networks – Inter networks.OSI model: Functions of the layers
Categories of networks – Inter networks.OSI model: Functions of the layers
Transmission media: Guided media
Unguided media – Transmission impairment – Performance
UNIT 2:
Error detection and correction: Types of errors
Longitudinal Redundancy Check (LRC) – Cyclic Redundancy Check (CRC)
Check sum – Error correction
Error detection and correction: Types of errors
Check sum – Error correction
Data link control: Line discipline – Flow control– Error control
UNIT 3:
Switching: Circuits witching–Packet switching -Message switching
Internetworks- IP addressing methods, Sub-netting
Networking and Internetworking devices: Repeaters – Bridges
Routing algorithms – Distance vector routing, Link state routing
Internetworks- IP addressing methods, Sub-netting
UNIT 4:
3 Sockets – User Datagram Protocol (UDP)
3 Sockets – User Datagram Protocol (UDP)
Duties of transport layer
Duties of transport layer
Quality of services (QOS)
Multiplexing – Demultiplexing
UNIT 5:
