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Data Communication and Network Concept
Background&Standards
ISO reference model

Basic Concepts
Transmission media
Topology
Transmission Mode
Categories of Network
Physical layer interface standards
(RS232,RS449,USB)

Data transmission
Data transmission basics
Asynchronous transmission
Synchronous transmission
Error detection methods (parity,BCS,CRC)
Data Compression
Transmission control circuits
Communication control devices
Signals and Multiplexing

Protocol basics
Error control
Idle RQ and Continuous RQ
Link management
Application environments

Local area networks
Wired LANs types
IEEE 803.3 and Ethernet
IEEE 803.4 Token Bus
IEEE 803.5 Token Ring
Network Interface Card
Performance
Wireless LANs
Protocols

High-speed and bridge local area networks
Ethernet switching
Fast Ethernet
IEEE 802.12
Gigabit Network
FDDI,Bridge
Transparent and Source routing bridge

Wide area networks
Characteristics of public data networks
Packet switched data networks
Circuit switched data networks
Integrated services digital networks
Private networks

Internet and TCP/IP
Introduction and History
Accessing the Internet
Security on the Internet
Authentication
Firewall
Intranet

Wireless Communication System
Microwave Communication
Cellular Mobile Telephone Services
Personal Communication System
Satellite Communication