a short, sharp, high-pitched sound

• a light metallic click or ring

a pulse of sound used in sonar to detect objects

• the audible echo returned by echo sounding

an ICMP echo-request packet

• a test to check if a network host is reachable

network latency, measured as round-trip time

• the delay between request and response

a brief message or alert to get attention

• an on-screen marker highlighting a spot in a game

to make a short, sharp, high-pitched sound

to emit a sonar pulse and listen for its echo

to send a ping to check whether a host is reachable

to contact briefly, especially by message, to get a response

used to represent a light metallic strike or bounce sound