EXFO FTB-800 Series for FTB-1 - Manual (Page 539)

Glossary
NetBlazer 529
Acronym List
P
OPU Optical Payload Unit
OTN Optical Transport Network
OTU Optical Transport Unit
OUI Organizationally Unique Identifier
OUT OUTput
-P Path
PC Personal Computer
PCD Path Connectivity Defect
PCS Physical Coding Sublayer
PD Payload Defect
PDI Payload Defect Indication
PDU Protocol Data Unit
pFCS payload Frame Check Sequence
PFI Payload Frame Check Sequence Identifier
PHY Physical Layer Device
PLI Payload Length Indicator
PLM Payload Label Mismatch
PM Performance Monitoring
PNO Provisionable by the Network Operator
POS Position Field
POSV Position Field Violation
PPD Path Payload Defect
ppm or PPM parts per million