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3Switches and Redundancy

CERTIFICATION OBJECTIVES

3.01    Layer 2 Redundancy

3.02    Spanning Tree Protocol

3.03    Rapid Spanning Tree Protocol

3.04    EtherChannels

3.05    STP Troubleshooting

Images      Two-Minute Drill

Q&A  Self Test

 

This chapter is the last chapter on layer 2 functions. Most larger networks implement redundancy in case of failures, whether it be multiple WAN connections, multiple paths in your layer 3 network, and/or multiple paths in your layer 2 network. This chapter focuses on layer 2 redundancy and the issues involved with ...

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