Extending Ethernet Networks

This course is included in our On-demand training solution.


To describe the functions and operations of switched LANs and virtual LANs

Target Audience

Individuals new to networking concepts and terminology; individuals preparing to take the Interconnecting Cisco Network Devices (ICND) learning path; anyone preparing for the Introduction to Cisco Networking Technologies (INTRO) exam, the Interconnecting Cisco Network Devices (ICND) exam, or the Cisco Certified Network Associate (CCNA) exam


basic understanding of personal computing hardware configurations and of networking business drivers

Expected Duration

150 min.

Course Objectives

Extending Ethernet Networks

  • distinguish between the features of different network topologies.
  • identify the functions, features, and operation of network devices used at different layers of the OSI model.
  • match network devices to their function and distinguish between different network topologies.
  • recall methods used to extend Ethernet LANs and reduce the size of collision domains.
  • determine how to resolve problems with bridging loops in a switched environment, for a given scenario.
  • differentiate between the features and characteristics of shared and switched LANs.
  • identify the components of a VLAN and the benefits and advantages provided by VLANs.
  • relate the benefits and costs of establishing a VLAN for a given scenario.