INTRODUCTION
PROTOCOL LAYERING
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Application Layer
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Transport Layer
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Internet Layer
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Link/Physical Layer
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Detailed explanation-1: -Layer 2 of the OSI model is named the data link layer and is responsible for link establishment and termination, frame traffic control, sequencing, acknowledgement, error checking, and media access management.
Detailed explanation-2: -Every computer in a network has an IP address by which it can be uniquely identified and addressed. An IP address is Layer-3 (Network Layer) logical address. This address may change every time a computer restarts. A computer can have one IP at one instance of time and another IP at some different time.
Detailed explanation-3: -Network layer-adds the sender’s IP address and that of the recipient. The network then knows where to send the message, and where it came from. This is sometimes called the internet layer. Data link layer-enables the physical transfer of packets between nodes on a network, and between one network and another.