Cisco ONS 15454 SDH Specifications Page 333

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8-29
Cisco ONS 15454 SDH Installation and Operations Guide, R3.3
May 2002
Chapter 8 SDH Performance Monitoring
SDH Performance Monitoring for Optical Cards
8.6 SDH Performance Monitoring for Optical Cards
The following sections define performance monitoring parameters and definitions for the STM-1,
STM-4, STM-16, and STM-64 cards.
8.6.1 STM-1 Card Performance Monitoring Parameters
Figure 8-19 shows where overhead bytes detected on the ASICs produce performance monitoring
parameters for the STM-1 card.
Figure 8-19 PM read points on the STM-1 card
Note For PM locations relating to protection switch counts, see the GR-253-CORE document.
Table 8-18 Regenerator Section PMs for the STM-1 Card, Near-End
Parameter Definition
RS-EB
Regenerator Section Errored Block (RS-EB) indicates one or more bits
are in error within a block.
RS-BBE
Regenerator Section Background Block Error (RS-BBE) is an errored
block not occurring as part of an SES.
RS-ES
Regenerator Section Errored Second (RS-ES) is a one-second period with
one or more errored blocks or at least one defect.
RS-SES
Regenerator Section Severely Errored Second (RS-SES) is a one-second
period which contains >
30% errored blocks or at least one defect. SES is
a subset of ES.
71104
ONS 15454 SDH
STM-1 Card
Pointer Processors
BTC
ASIC
XC10G Card E1
RS-EB
RS-BBE
RS-ES
RS-SES
MS-EB
MS-BBE
MS-ES
MS-SES
MS-UAS
MS-PPJC-Pdet
MS-NPJC-Pdet
MS-PPJC-Pgen
MS-NPJC-Pgen
High-
Order
Path
Level
HP-EB
HP-BBE
HP-ES
HP-SES
HP-UAS
HP-ESR
HP-SESR
HP-BBER
PMs read on BTC ASIC
PMs read on PMC
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