Juniper-networks M7I Manual de usuario Pagina 49

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Multiplex section—alarm indication signal (MS-AIS)
Multiplex section—far-end receive failure (MS-FERF)
Multiplex section—remote defect indication (MS-RDI)
Multiplex section—remote error indication (MS-REI)
Phase lock loop (PLL)
Remote error indication (REI)
Severely errored frame (SEF)
Tributary unit—alarm indication signal (TU-AIS)
Tributary unit—loss of pointer (TU-LOP)
Tributary unit—mismatch (TU-MIS)
Tributary unit—remote defect indication (TU-RD1)
Tributary unit—unequipped (TU-UNEQ)
DS1 alarms:
Alarm indication signal (AIS)
Loss of frame (LOF)
Remote alarm indication signal (RAIS)
DS1 error detection:
Bursty errored seconds (BES)
CRC errors
Errored seconds (ES)
Line errored seconds (LES)
Loss of framing seconds (LOFS)
Severely errored seconds (SES)
Severely errored framing seconds (SEFS)
Unavailable seconds (UAS)
DS3 alarms:
Alarm indication signal (AIS)
Loss of frame (LOF)
Yellow alarm
DS3 error detection:
C-bit code violations (CCV)
C-bit errored seconds (CES)
C-bit severely errored framing seconds (CEFS)
CRC errors
Excessive zeros (EXZ)
Far-end block error (FEBE)
Far-end receive failure (FERF)
Line errored seconds (LES)
Parity bit (P-bit) code violations (PCV)
Parity bit (P-bit) errored seconds (PES)
Parity bit (P-bit) severely errored framing seconds (PSES)
Severely errored framing seconds (SEFS)
Unavailable seconds (UAS)
49Copyright © 2010, Juniper Networks, Inc.
Channelized OC12/STM4 Enhanced IQ (IQE) PIC with SFP (M7i Router)
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