How does the ping command work by default?
A.
It sends a UDP packet to port 0 of the remote host and waits to receive a UDP error response
in return.
B.
It sends an ARP request to a remote host and waits to receive an ARP response in return.
C.
It sends a TCP SYN packet to a remote host and waits to receive an TCP ACK response in
return.
D.
It sends a broadcast packet to all hosts on the net and waits to receive, among others, a
response from the target system.
E.
It sends an ICMP Echo Request to a remote host and waits to receive an ICMP Echo Response
in return.
Explanation: