Which statement is false?
2015
Which statement is false?
- A.
PING is a TCP/IP application that sends datagrams once every second in the hope of an echo response from the machine being PINGED
- B.
If the machine is connected and running a TCP/IP protocol stack, it should respond to the PING datagram with a datagram of its own
- C.
If PING encounters an error condition, an ICMP message is not returned
- D.
PING display the time of the return response in milliseconds or one of several error message
Attempted by 149 students.
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Correct answer: C
The false statement is c) If PING encounters an error condition, an ICMP message is not returned.
This is false because PING is built entirely on the ICMP (Internet Control Message Protocol). The very purpose of ICMP is to provide feedback about problems in the communication environment.