Juniper Networks M120 manual Alarms, errors, and events Instrumentation counters

Channelized T1 IQ PIC

Alarms, errors, and events

Instrumentation (counters)

■Alarm indication signal (AIS)

■Remote defect indication (RDI)

■Loss of frame (LOF)

■Loss of signal (LOS)

■Bipolar violation (BPV)

■Excessive zero (EXZ)

■Line code violation (LCV)

■Error seconds (ES)

■Severely errored seconds (SES)

■Severely errored frames (SEF)

■Bit error event (BEE)

■Layer 2 per-queue and per-channel packet and byte counters

■24–hour history or error counter updated at 15–minute intervals

Channelized T1 IQ PIC ■ 47