网络管理是指使用一些手段使得网络中各部件协调工作,使系统高效、可靠。计算机网络中部件繁多、且各部件具有相对的独立性,给它的整体管理带来一定的困难。 Network management refers to the use of some means to make all parts of the network work together to make the system efficient and reliable. There are many parts in the computer network, and the relative independence of each part brings some difficulties to its overall management.