← GATE CSE 2024 Set 2

Q22

MSQ1 mark

Which of the following fields of an $\text{IP}$ header is/are always modified by any router before it forwards the $\text{IP}$ packet?

(A)

Source $\text{IP}$ Address

(B)

Protocol

(C)

Time to Live $\text{(TTL)}$

(D)

Header Checksum

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