Switch Connects devices on a twisted-pair network. Some of them are the switches, routers, firewall etc. Switches. ... a special connection is opened up between two network devices, and the channel remains open to transmit data until it is closed. Comparing and contrasting Network devices, their features and Functions. With the help of dynamic routing protocols, routers will let other network devices know about not only the topology of the network but also about network changes. Gateways. Bridges. Learn how the most common types of network protocols works in computer network. Select the components required to meet a given network specification. In a building if there are devices which uses network, then the device can use the internet wireless without any cables connections. These devices form the interface between the human network and the underlying communication network. The basic routing function can be split into two areas; one is to build a map of the network and for that routers typically use either static routing or dynamic routing protocols. CSU/DSU. Routers. Let us explore some of these devices in greater detail. Devices Objectives This chapter covers the following CompTIA-specified objectives for the “Media and Topologies” and “Protocols and Standards” sections of the Network+ exam: 1.6 Identify the purpose, features, and functions of the following network components:. A hub does not perform any tasks besides signal regeneration. Some examples of end devices are: Computers ,laptops, file servers, web servers. Features and functions of Wireless access points This configuration is not normally used anymore. Recognize the purpose and functions of various network devices such as routers, switches, bridges, and hubs. Some devices are installed on the device, like NIC card or RJ45 connector, whereas some are part of the network, like router, switch, etc. The network devices that people are most familiar with are called end devices. General Networking Physical Components and Functions. Network Infrastructure devices are the physical components used to build the computer network.Depending on the size of the enterprise network, different models of different capacity and quantity of network infrastructure devices are used in the network. Without network protocols, the modern internet would cease to exist. Modem. One should know about all of them to get some good insights about the network devices. This computer functions effectively as a NAT Router, and must be left switched on for the other computers to access the Internet. Network devices may be inter-network or intra-network. 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