Network is expanded due to technology and it creates a wide range of spread of data. A network connects the system and makes an interrelated diagram for data to flow. Data flows in packets and finds the way to communicate. System communicates like human beingsand it needs a languge to understand. Network help a system to communicate and gives the desired output. Network is expanded and become so wide that we can’t imagine. Network is subdivided into different categories for data to flow. Network connects a person from one place to another. A big network gives user opportunity to access data from anywhere. Data is available over the network and user can easily access it. Network flow is sometimes distractEd due to more information and it is recoverEd when data flows of right size. Data is finalised and put into bits by the system. Network connects data at one place and finds its usage. Network creates spread of authentic data in a wide space. Unauthorised access is denied over network. Network is a great pool of authentic data.