What are protocols in networking

Protocols are a set of standards that allow network devices to communicate and exchange information. Protocols define how devices start, manage and end communication; most protocols are described by IETF (Internet Engineering Task Force) as RFC’s (Request for Comments). Protocols …

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What are The Methods of Signalling


In a network, communication happens between devices or computers through electrical, optical or radio-wave signals. Methods of signalling are widely categorized into baseband and broadband. Baseband: Data is sent as digital signals by using entire bandwidth of the media (Single …

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