dsAdslLineAlarmExtnAturThresh15MinFecsL 1.3.6.1.4.1.6296.9.5.1.1.17.1.15

The number of Forward error correction seconds encountered by an ADSL interface within any giving 15 Minutes performance data collection period, which cause the SNMP agent to send an ' dsAdslAturTrapsPerfFecsLThresh'.