| Introduction to Data Communications:
Definitions & Concepts
Telegraph Network
Telex Network
Changing Model: Mainframe versus Client/Server Computing
Data Communication Basics:
Open Systems Interconnection (OSI) reference model
DTE/DCE Interfaces
- Serial Interfaces:
- Current Loop
- RS232, RS449,V35,
- X21, X21bis, V11,V10
- Parallel Interface:
- Centronics Parallel Interface
Data Transmission Codes
Transmission Mode: Synchronous & Asynchronous
Data Link Protocols
- Asynchronous protocols:
- (TTY,VT-100,Kermit,X-modem)
- Synchronous Protocols:
Dataflow: Full Duplex-Half Duplex
Error detection and Error Correction
Flow Control
- Local Flow Control:
- Hardware Flow Control
- Software Flow Control
- End-To-End Flow Control:
Capacity & Bandwidth
Telephone Networks
Analog Transmission:
- Analog modulation
- PSTN
- Leased lines
- baseband & voice band
- ITU-TSS classes: M1040, M1025, M1020
Digital Transmission:
- Advantages of Digital Communication
- Digital modulation techniques
- Pulse Code modulation
- Digital leased lines
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Modems:
Analog Modulation explained
Baseband,Voice Band modems
CCITT modem Recommendations (including latest standards:V34 bis, V90)
Fax Communication:
Fax-equipment
Fax transmission groups
ITU-TSS defined transmissions
Multiplexer Networks:
Digital Modulation explained
Time Division Multiplexing (TDM)
Frequency Division Multiplexing (FDM)
Voice,Video & Data Multiplexing
Statistical Multiplexing
E1-Multiplexing
Local Area Networks: LAN
Lan Concepts and definitions
Ethernet,Token Ring, FDDI
Lan Cabling
HUBs
Wireless Lans
Non-OSI Protocol Models: TCPIP
LAN / WAN Connectivity
Bridges, Switches and Routers
Internet:
Connecting(ADSL, Coax, ...)
Getting information
Internet & Intranet
Voice over IP
Packet Switching Networks:
Packet Switching vs.Circuit Switching
Applications & advantages of packet switching
ITU X.25
Fast packet switching :Frame Relay & SMDS/CBDS
ISDN
Narrow-Band ISDN - EURO ISDN
Primary and Basic Rate
D channel protocols
ISDN Applications
ATM
Introduction to Broadband ISDN
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