Although we often call it network management, what does network management do? It seems that not many people really know. Network management is a very popular occupation now. It will be helpful for many friends to find out what the network manager does. Let's see what this stationmaster does. In fact, its real name should be network administrator. This profession is generally divided into two types, one is working in an Internet cafe, which is what we often call network management, and the other is more advanced and complicated. According to the definition of ISO, network management refers to the planning, supervision and control of the use of network resources and various activities on the network in order to achieve the best performance of the network. Generally speaking, network management has five functions: failure, configuration, performance, security and billing management. Network administrators are also administrators of places that provide commercial Internet services. In fact, it is a very vague concept, which can be roughly divided into the following categories: network administrator: network architecture design, installation, configuration and other work, mainly completed by employees of most system integration companies; System administrator: the installation, configuration and operation of network servers, mainly the system administrator of IT headquarters of large companies; Client Administrator-Desktop Support: Usually, the system is reinstalled to solve the end user's problems, such as unable to access the Internet and virus on the machine. Generally, it administrators of small companies and network administrators of internet cafes. I hope I can help you better understand the profession of network management!