**ABOUT THE AUTHORS **

**ABOUT THE AUTHORS **

Todd Lammleis* the authority on Cisco certification and internetworking, and is Cisco certified in most Cisco certification categories. He is a world-renowned author, speaker, trainer, and consultant. Todd has published over 130 books, including the very popular CCNA Cisco Certified Network Associate Study Guide. You can reach Todd through his website at www.lammle.com.* Jon Buhagiar,**CCNA, is an information technology professional with over two decades of experience in higher education. Currently, he is a director of information technology for RareMed Solutions.Donald Robbhas over 15 years of experience with most areas of IT, including networking, security, collaboration, data center, cloud, SDN, and automation/devops. Visit his blog at https: //www.the-packet-thrower.com and YouTube channel at https: //www.youtube.com/c/ThePacketThrower.Todd Montgomery is a Network Automation Engineer for a Fortune 500 company. He is involved with network design and implementation of emerging datacenter technologies, as well as software defined networking design plans, cloud design, and implementation.