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Similarities between CSMA/CD and CSMA/CA

1. Each station has an equal right to the medium.

2. Each station senses the medium.

Differences between CSMA/CD and CSMA/CA

1. CSMA/CD: A station can send if it senses no signal on the line.

2. CSMA/CA: A station needs to inform other stations that it needs the medium for a specific amount of time.

3. CSMA/CD: A collision can occur.

4. CSMA/CA: Collisions are avoided.

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