Which Windows command line utility will use ICMP echo/reply packets to test a connection to a remote host?
Answer Description
The Windows ping command uses ICMP (Internet Control Message Protocol) echo request to reach a target IP, then the host will reply with an ICMP Reply.
Wikipedia
Ping is a computer network administration software utility used to test the reachability of a host on an Internet Protocol (IP) network. It is available for virtually all operating systems that have networking capability, including most embedded network administration software.
Ping measures the round-trip time for messages sent from the originating host to a destination computer that are echoed back to the source. The name comes from active sonar terminology that sends a pulse of sound …
Ping (networking utility) - Wikipedia, the free encyclopedia