1. Which of the following is NOT a function of the data link layer? a) Create a frame of data for transmission between sender and receiver b) Identify which application on the receiving device should process the message c) Provide a way to check for errors during transmission d) Address the receiving device’s network port   Q2. Which network device is most concerned with MAC addresses? a) Router b) Packet sniffer c) Web server d) Switch

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Q: The source port address added to the packets at the transport layer, corresponds to the address of…

A: The source port address added to the packets at the transport layer, corresponds to the address of…

Q: sing Selective Repeat protocol, suppose the sender and receiver are both using a e sender's window…

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Q: n a network using datagrams, a new route is calculated _____.

A: c.for every packet

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Q: 6- At which layer a header is added to indicate if the usec protocol is TCP or UDP?

A: Given :

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Q: switches and routers

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Q: When comparing Routing and Forwarding, what are the key distinctions?

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A: The correct answer of the questions is Option("b") "datagram , segment

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A:

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A:

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Q: 1. Difference between Router and Gateway.

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

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A:

Network Protocols

A network protocol is a set of rules that govern how data is exchanged between the devices in a network. Network protocols enable communication between devices that are located in different parts of the world. Consequently, they are critical in today's digital communications.