The document describes a network testing course that teaches how to develop custom network tools and scripts using Python, TCL, Expect and Scapy. The course contains 30 video tutorials totaling over 85 minutes, 3 ebooks and covers topics like packet crafting, protocol headers, network monitoring tools, network automation with TCL/Expect, and building troubleshooting tools with Python and Scapy. The goal is to help network engineers, administrators and testers automate networking activities and develop custom testing tools.