The Enterprise Networking, Security, and Automation Companion Guide (CCNAv7) is a comprehensive textbook authored by Cisco Networking Academy, focusing on computer technology and engineering. Published by Cisco Press in 2020, this hardcover book spans 800 pages and is part of the Companion Guide Series. It offers in-depth coverage of networking, security, and automation in an enterprise setting, making it a valuable resource for students and professionals in the field of engineering and networking. With a narrative centered around networks, this guide is an essential companion for those looking to enhance their understanding of enterprise networking solutions.