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The dots represent the nodes in the various topologies, and the lines represent the communication links. Network topologies include the following types:
Protocol: A protocol is a set of rules and standards that govern how data is transmitted over a network. Examples of protocols include TCP/IP, HTTP, and FTP.
Firewalls: Devices or software that monitor and control incoming and outgoing network traffic based on security rules.
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Service provider networks. These are network providers that lease network capacity and functionality to customers. Providers typically consist of telecommunication companies, data carriers, Net service providers and cable television providers.
The various devices in your home are wirelessly connected to the router, which acts as a central node (server) for the household. The router itself is connected to a much larger network: the Net.
Network systems must follow certain standards or guidelines to operate. Standards are a set of data communication rules required for the exchange of information between devices and are developed by various standards organizations, including IEEE, the International Organization for Standardization and the American National Standards Institute.
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When you’re traveling with portable devices, you’ll find public WLAN everywhere, giving you access to the world wide web. Even in residential and work spaces, practical wireless networking is widespread. It’s easy to forget that there’s a risk involved when transferring data…
Star Topology: In star topology all devices are connected to a central node called hub or switch. The hub controls the flow of data between devices. If one device fails the rest of the network is unaffected. But, if the central hub fails the whole network stops working.
11 standard, or the LTE networks used for mobile devices and smartphones. Wired networks such as DSL are also known as broadband Net.
Network devices. These physical 男同网 devices or nodes are the data communication equipment that is connected inside a computer network.
Local Area Network (LAN): Local area networks are among the most widespread networks and are used in households or small and medium-sized companies.