Which statement is false?
1
PING is TCP/IP application that sends datagrams once every second in the hope of an echo response from the machine being PINGED
2
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
3
If PING encounters an error condition, an ICMP message is not returned
4
PING display the time of the return response in milliseconds or one of several error message