Describe automatic repeat request (ARQ).

"A feature that automatically initiates a request for retransmission when an error in transmission is detected."

"The actual ITU-Metric ton Gary.hn common, which gives ways to build a large-speed (nearly i Gbit/s) LAN exploitation recent housing wiring (power lines, mobile phone strains, in addition to coaxial wires), employs Not bothered Do it again ARQ to ensure trustworthy transmission above noisy media. "