Cuiab TM Brazil Timoteo Abstract. The management of networks has driven and driven lives companies wanting you the control its technology Park or any object that can be monitored in structure of network resources. This article aims you demonstrate the functionality and the need you adopt such key tool will be ensuring high degree of quality and safety services. Summary. It manages it of nets has stimulated and lead each time more the companies whom they desire to control its technological park or any object that can be monitored in a structure of net resources. The objective of this article is to demonstrate to the functionality and the necessity of if adopting this type of tool essential to guarantee one high degree of quality and security in the offered services.

1 – Introduction Since the dissemination of the computer networks also appeared the necessity of monitorao and control of the universe of devices and resources that compose the communication nets. Currently the nets of> computers and its resources associates, beyond the distributed applications, if have become basic and of such importance for an organization, that they basically ' ' they cannot falhar' '. This means that the level of imperfections and of degradation of acceptable performance considered this each time more diminishing, being this equal level it ties the zero, depending on the importance of the net for an institution RNP 1997. Below we detach a historical briefing of the evolution of manages in the last few decades of nets until the present: 1970: The computers were centered, with hardwired terminals the mainframes in low transmission speed. The management was inexistent, or when very supplied for the manufacturers of mainframes.1980: With the sprouting of the local nets of computers it was increased speed of the connections. The systems of management had appeared first directed toward nets distribudas.1990: With the advent of the Internet the management passes to be made through Web Navigator, following the advance of the technology of Motivation Initially will be shown the sprouting and the functioning of manages of nets as tool of I assist the professionals of TI.Tambm will be boarded the main concepts and properties for its correct functioning.