Functions of OSI and TCP/IP Layers Q.64

0. One of the header fields in an IP datagram is the Time-to-Live (TTL) field. Which of the following statements best explains the need for this field?

Answer
Comment
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Option : D
Explanation : It can be used to prevent packet looping because when Time-to-Live field reaches to ‘0’ means when there is no any type of acknowledgement received, then TTL decrement continuously and when it reaches ‘0’, then it stop looping of packet.

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