以下报错是什么意思呀？

#Aug 17 09:20:03 2021 7506r DEV/2/TRAP_BER: Trap 1.3.6.1.4.1.2011.10.2.42.1.8.0.1(h3cEponPortAlarmBerTrap): A BER alarm trap has been detected, interface index is 268436710, entry index is 268436710, interface description is Onu4/0/5:17 Interface, traffic direction is 1, bit error rate is 72, the threshold of bit error rate is 10!

 #Aug 17 09:20:44 2021 7506r DEV/2/TRAP_BER_RECOVER: Trap 1.3.6.1.4.1.2011.10.2.42.1.8.0.12(h3cEponPortAlarmBerRecoverTrap): A BER recover trap has been detected, interface index is 268436662, entry index is 268436662, interface description is Onu4/0/5:11 Interface, traffic direction is 1! 

 #Aug 17 09:21:08 2021 7506r DEV/2/TRAP_FER_RECOVER: Trap 1.3.6.1.4.1.2011.10.2.42.1.8.0.13(h3cEponPortAlarmFerRecoverTrap): A FER recover trap has been detected, interface index is 268436846, entry index is 268436846, interface description is Onu4/0/6:2 Interface, traffic direction is 1! 

 #Aug 17 09:21:15 2021 7506r DEV/2/TRAP_OAM_THRESHOLD_RECOVER: Trap 1.3.6.1.4.1.2011.10.2.42.1.8.0.23(h3cDot3OamThresholdRecoverEvent): An OAM threshold event recover trap has been detected, interface index is 268436086, log type is 1, log location is 2! 

 #Aug 17 09:21:29 2021 7506r DEV/2/TRAP_OAM_THRESHOLD: Trap 1.3.6.1.4.1.2011.10.2.42.3.1.7.0.1(h3cDot3OamThresholdEvent): An OAM threshold event trap has been detected, interface index is 268436086, OAM entry event index is 268436086, OAM event index is 44, datetime of event occurred is 2021-08-17 09:21:29:900, OUI is 0-0-0, event type is 1, event location is 2, high 32 bits of window is 0, low 32 bits of window is 1000000000, high 32 bits of threshold is 0, low 32 bits of threshold is 1, event value is 0 1, error running total is 0 38, event running total is 24! 

 #Aug 17 09:21:36 2021 7506r DEV/2/TRAP_BER: Trap 1.3.6.1.4.1.2011.10.2.42.1.8.0.1(h3cEponPortAlarmBerTrap): A BER alarm trap has been detected, interface index is 268436878, entry index is 268436878, in