echo check
noun
a quality check and error-control technique for data transferred over a computer network or other communications link, in which the data received is stored and also transmitted back to its point of origin, where it is compared with the original data.
Words nearby echo check
echiurid,
echiuroid,
echo,
echo boomer,
echo chamber,
echo check,
echo diplacusis,
echo plate,
echo question,
echo sounder,
echo verse