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5 Cards in this Set
- Front
- Back
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What's the difference between a MAC and a IP address ? |
A MAC is assigned when the device is created A MAC is totally unique to that device A MAC cannot be changed A IP is assigned when a device joins a network A IP is unique to only that network A IP is often changed |
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What is a packet ? |
Before being sent over a network, data is split into small segments called Packets This makes data transmission more reliable Each packet has a header that contains where it is going who it is from and the position in its original message |
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Network addressing( IP) |
When a device joins a network is it given a unique ip address so data can be sent to the correct device. BUT devices on different networks can have the same IP address |
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Network Addressing (MAC) |
Every network adapter/device is given a unique MAC address when it is created. But this address is the only one in the world |
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What is a protocol. |
A protocol is a set of rules which governs the transmission of data. It's like a highway code but for data transmission. With protocols, packets would get collided up and get lost. |
