Methods of communication, model of relationship.

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Frage język polski Antworten język polski
Why communication is needed?
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Networks can vary in size and complexity. It is enough to have a connextion, devices must agree on how to communicate.
Three elements to any communication?
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Source (sender), Destination (receiver), Channel (media)
What are communications protocols?
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All communication are governed by protocols, Protocols are the rules that communications will follow. These rules will vary depending on the protocol.
What are network protocol requirements?
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Common computer protocols must be in agreement and include the following requirements: message encoding, message formatting and encapsulation, message size, message timing, message delivery options
What is message encoding?
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Encoding is the process of converting information into another acceptanle form for transmission. Decoding reverses this process to interpret the information.

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