CCNA Routing and Switching 200-125 Certification Guide

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  • Gain an in-depth understanding of networking using routers and switches
  • Understand layer 2 technology and its various configurations and connections
  • Configure default, static, and dynamic routing
  • Design and implement subnetted IPv4 and IPv6 addressing schemes
  • Troubleshoot issues and keep your network secure
  • Study the importance of VLANs for security and optimizing the bandwidth

Cisco Certified Network Associate (CCNA) Routing and Switching is one of the most important qualifications for keeping your networking skills up to date. CCNA Routing and Switching 200-125 Certification Guide covers topics included in the latest CCNA exam, along with review and practice questions. This guide introduces you to the structure of IPv4 and IPv6 addresses and examines in detail the creation of IP networks and sub-networks and how to assign addresses in the network.

You will then move on to understanding how to configure, verify, and troubleshoot layer 2 and layer 3 protocols.

In addition to this, you will discover the functionality, configuration, and troubleshooting of DHCPv4. Combined with router and router simulation practice, this certification guide will help you cover everything you need to know in order to pass the CCNA Routing and Switching 200-125 exam.

By the end of this book, you will explore security best practices, as well as get familiar with the protocols that a network administrator can use to monitor the network.

  • Build foundational Cisco networking skills and prepare yourself for next-generation network transformation
  • Take practice questions and mock tests to check how prepared you are for the CCNA exam
  • Gain a strong understanding of network communication with the help of practical examples
Page Count 504
Course Length 15 hours 7 minutes
ISBN 9781787127883
Date Of Publication 31 Oct 2018


Lazaro (Laz) Diaz

Lazaro (Laz) Diaz, as he prefers to be called, is a Cisco Instructor who has been in both the field and the teaching industry for almost two decades. He currently lives in the State of Florida, USA and migrated from Cuba at the age of six (6) years old. He is a Network Engineer and holds several certifications in CCNA R/S, CCNA Security, CCNA Voice, CCNP, Security+, Network+, A+, MCP, MCTS and the MOS.

However, he is best known for his self-paced courses, teaching over 100K students around the globe. His first book is called The Only IP Book You Will Ever Need! However, he knows that this CCNA study guide will be a testament to his commitment in giving students an opportunity to achieve the CCNA R/S certification.