(This is a complete set of network management and protection PPT learning courseware, which is expected to bring greater help to children's shoes with network skills. The contents of the compressed package include the following contents: Chapter 1: Basic Concepts of Computer Network Management Chapter 2: Basic Skills of Computer Network Management Chapter 3: Network Management Protocol Chapter 4: Windows2000 Network Operating System Chapter 5: WindowsServer2003 Network Operating System Introduction Chapter 6: Management of Hubs and Switches Chapter 7: Management of Routers Chapter 8: Diagnosis of Network Failures and Network Protection References Exercises Reference Answers)