At which of the following layers does the ICMP protocol operate?
A.
Layer 1
B.
Layer 3
C.
Layer 4
D.
Layer 5
At which of the following layers does the ICMP protocol operate?
At which of the following layers does the ICMP protocol operate?
At which of the following layers does the ICMP protocol operate?
At which of the following layers does the ICMP protocol operate?
A.
Layer 1
B.
Layer 3
C.
Layer 4
D.
Layer 5