Data Communications Overview

Course Number:  660-ICM
Recommended Duration:  1 day

Intended Audience
Technicians or managers who need an introduction to basic data communications.

Objective
This course will provide an overview of data communications technologies with an emphasis on the components and data flow involved in all networks.

Prerequisites:  None

Topics

• Telecommunications Terminology

• Components of a Data Communications Network

• Network Hardware: Modems, DSU/CSUs, Multiplexers, Concentrators, Analog and Digital Links: DDS/56, T1, T3 Links

• Layered Architectures, SNA, X.25, OSI

• Network Interfaces, RS-232C, RS-449, V.35

• Link Protocols, HDLC, SDLC, BSC, ASCYN

• WANs, VANs, and LANs

• Network Inter-connectivity, Bridges, Gateways and Routers

• Internet Protocols, TCP/IP