Introduction

Congratulations! If you are reading this Introduction, then you have probably decided to obtain a Cisco certification. Obtaining a Cisco certification will ensure that you have a solid understanding of common industry protocols along with Cisco’s device architecture and configuration. Cisco has a high network infrastructure market share of routers, switches, and firewalls, and a global footprint.

Professional certifications have been an important part of the computing industry for many years and will continue to become more important. Many reasons exist for these certifications, but the most popularly cited reason is that they show the holder’s credibility. All other factors being equal, a certified employee/consultant/job candidate ...

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