Computer Networking for Beginners

Do you want to learn how to build your own computer network in a simple and effective way, even if you are just a beginner?Then read on. A computer network is characterised by a set of hardware devices with appropriate switching software, nodes that are connected to each other by special communication channels (links) to provide a communication service that allows data to be exchanged and shared, and communication between several users or devices. Data is transferred in the form of a PDU (Packet Data Unit), consisting of a header (which contains the data for sending the message) and a body (which contains the body of the message), all governed by strict protocols. In order to create a computer network, you need to know all the basic concepts that will allow you to have an efficient and above all secure network from possible external attacks.This book is packed with the information you need to create a network and keep it running. It is every beginner's guide to networking. Topics covered:

Mobile communication systemsNetwork protocolsWireless communication technologiesSecurity of wireless technologySecurity issues in wireless networksSecurity architectureWireless cellular networksThe OSI modelWireless network applicationsCisco, CCNA systems.

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