Which statements are true regarding ICMP packets? 1.They acknowledge r – McqOptions

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1.	Which statements are true regarding ICMP packets? 1.They acknowledge receipt of a TCP segment. 2.They guarantee datagram delivery. 3.They can provide hosts with information about network problems. 4.They are encapsulated within IP datagrams.
A.	1 only
B.	2 and 3
C.	3 and 4
D.	2, 3 and 4
Answer» D. 2, 3 and 4

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