dsAdslLineAlarmExtnAtucThresh15MinUasL 1.3.6.1.4.1.6296.9.5.1.1.17.1.4

The first time the value of the corresponding instance of adslAtucPerf15MinUasL reaches or exceeds this value within a given 15-minute performance data collection period, an adslAtucUasLThreshTrap notifications will be generated.