COMPUTER NETWORKING

TRANSPORT LAYER

TRANSMISSION CONTROL PROTOCOL TCP

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a TTL value in a ping?
A
Time to link
B
Time to live
C
Time to like
D
Time to leave
Explanation: 

Detailed explanation-1: -Time to live (TTL) refers to the amount of time or “hops” that a packet is set to exist inside a network before being discarded by a router. TTL is also used in other contexts including CDN caching and DNS caching.

Detailed explanation-2: -TTL stands for Time To Live, and this value tells the maximum number of hops this packet can cross. So, TTL 255 means the ping packet can cross a maximum of 255 hops in a network. On the 255th hop, this ping packet will expire.

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