accessSwitchVdslVtuoPerfCurr1DayESs 1.3.6.1.4.1.890.1.5.12.1.1.1.6.1.21

Count of Errored Seconds during the mandatory day as measured by accessSwitchVdslVtuoPerfCurr1DayTimeElapsed. The errored second parameter is a count of one-second intervals containing one or more crc anomalies, or one or more los or sef defects.