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OSI Lower Layers

Course Status:	Released	Courseware Features
Course Language:	English
Course Duration:	5.6 Hours
Deployment Options:	Online, Interactive CDs, Network, Downloads, Intranet

Audience

Network engineers, network architects, internetworking engineers, LAN and WAN administrators, systems administrators, systems managers, intranet administrators

Prerequisites

A basic understanding of internetworking technologies is recommended; achievement of i-Net+ certification is recommended but not required; experience in network support or administration is desirable

Course Aim

This learning path addresses the topics and concepts that learners need to know in order to obtain Network+ certification. The path uses seminars, text and graphics, interactive exercises, and simulations to aid the learner in gaining the skills and knowledge necessary for certification.

Learning Objectives

To outline the functionality of the physical layer and data-link layer of the OSI reference model

Topics Covered

Layer 1 media, connections, and collisions Common LAN media Cable specification and termination OSI layer 1 components and devices Collision domains in shared layer environments Devices and collision domains Basic networking topologies Layer 2 concepts OSI layer 2 operational concepts Hexadecimal numbers MAC addressing Framing Media Access Control Layer 2 devices and protocols Token Ring network basics FDDI basics Ethernet and IEEE 802.3 Wireless LANs Layer 2 devices Effects of OSI layer 2 devices on data flow