echo request
- pingBrief metallic tone
- packetSmall sealed container
- networkInterconnected system
- latencyDelay in system response
- sonarUnderwater detection by echoes
bounce · signal · heartbeat · traceroute · connectivity · server · round-trip · diagnostic · pulse · probe · TTL · localhost · bandwidth · hop · payload · request · reachable · timestamp
network message direction
echo requestacknowledgment
Confirmation of receipt
pong · response · reply · timeout · no response