Computer Systems Technology CIS701 Chapter Notes - Chapter 3: Internet Engineering Task Force, Darpa, Internet Architecture Board
29 Jan 2017
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Document Summary
Message source (sender) - people, or electronic devices, that need to send a message to other individuals or devices. Destination (receiver) - receives the message and interprets it. Channel - media that provides the pathway over which the message travels from source to destination. Protocol - rules for sending a message over a specific medium. Message encoding - process of converting information into another acceptable form, for transmission. Ex. bits to electrical impulses, or light waves or sound. Message formatting and encapsulation - messages have to be formatted according to their message type and channel of delivery. Message size - long messages are broken up to meet the minimum and max requirements, as too long or short messages are not delivered. Access method - determines when someone is able to send a message. Used to tell when to send a message and how to respond to collisions.
