Which of the following protocols is considered to be connectionless?
A.
ICMP
B.
TCP
C.
SSL
D.
VPN
Explanation:
ICMP is a protocol within the TCP/IP protocol suite that provides IP
node information at the Network layer. While its job, particularly in the case of
its role in the PING utility, is often to determine a devices connection state, it
is considered a "connectionless" protocol in that it deals only with messaging and
status checking.
I choose A
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