Second Edition, 2020. This is a Course, in a book format for Network administrators and engineers to learn python 3 and how to automate your network administration tasks using the python coding. You don't need to have a programming knowledge to use this book.This books covers all the basic necessary concepts with clear examples of python 3 programming required for network administration. Also providing a detailed explanation on Netmiko and its applications for SSH management with 11 real world examples.-Python code to Change the Hostname using telnet.-Python code to get the running configuration.-Create and assign IP to a VLAN interface.-Create multiple VLANs using python for loop.-Create multiple VLANs on multiple switches.-Configure SSH on all switches using python code.-Backup the configuration of all switches.-Create VLANs and Assign IP using SSH.-Upload the configurations on all switches using SSH-Create Multiple VLANs on all switches using SSH.-Apply different configuration to different switches with a single python code.Note: All exercises in this book are explained based on Cisco Networking environment.