The Layer 4 protocol used for a Telnet connection is TCP (option d).

Here's why:

1. Telnet is a network protocol used on the Internet or local area networks to provide a bidirectional interactive text-oriented communication facility using a virtual terminal connection.

2. The main responsibility of Layer 4 (Transport Layer) in the OSI model is end-to-end communication between the data source and destination.

3. TCP (Transmission Control Protocol) is one of the main protocols in the Internet protocol suite, often used in conjunction with IP (Internet Protocol), referred to as TCP/IP.

4. TCP provides reliable, ordered, and error-checked delivery of a stream of bytes between applications running on hosts communicating via an IP network.

5. Telnet, by its nature, requires a reliable connection, and hence uses TCP at Layer 4.

So, the correct answer is d. TCP.

Question

The Layer 4 protocol used for a Telnet connection is TCP (option d).

Here's why:

1. Telnet is a network protocol used on the Internet or local area networks to provide a bidirectional interactive text-oriented communication facility using a virtual terminal connection.

2. The main responsibility of Layer 4 (Transport Layer) in the OSI model is end-to-end communication between the data source and destination.

3. TCP (Transmission Control Protocol) is one of the main protocols in the Internet protocol suite, often used in conjunction with IP (Internet Protocol), referred to as TCP/IP.

4. TCP provides reliable, ordered, and error-checked delivery of a stream of bytes between applications running on hosts communicating via an IP network.

5. Telnet, by its nature, requires a reliable connection, and hence uses TCP at Layer 4.

So, the correct answer is d. TCP.

Knowee AI · Accepted Answer

The Layer 4 protocol used for a Telnet connection is TCP (option d).

Here's why:

1. Telnet is a network protocol used on the Internet or local area networks to provide a bidirectional interactive text-oriented communication facility using a virtual terminal connection.

2. The main responsibility of Layer 4 (Transport Layer) in the OSI model is end-to-end communication between the data source and destination.

3. TCP (Transmission Control Protocol) is one of the main protocols in the Internet protocol suite, often used in conjunction with IP (Internet Protocol), referred to as TCP/IP.

4. TCP provides reliable, ordered, and error-checked delivery of a stream of bytes between applications running on hosts communicating via an IP network.

5. Telnet, by its nature, requires a reliable connection, and hence uses TCP at Layer 4.

So, the correct answer is d. TCP.

Which layer 4 protocol is used for a Telnet connection?a.UDPb.TCP/IPc.IPd.TCP

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