("Extraordinary network management: network management from introduction to Mastery" mainly describes the basic knowledge of network, the relevant knowledge of server erection and management, routing and switching, and other contents that are difficult to learn and understand in network management. The book is divided into 4 chapters and 13 chapters, providing 64 experiments. This book is suitable for network management and maintenance personnel to learn and use. It can also be used as a tutorial for computer network related majors in Colleges and universities, or a training book for social training institutions in related fields.)