EXFO FTB-800 Series for FTB-1 - Manual (Page 531)

Glossary
NetBlazer 521
Acronym List
D
COS Class Of Service
CRC Cyclic Redundancy Check
CRC-4 Cyclic Redundancy Check on 4 bits
CRITIC Critical
CSF Client Signal Fail
CSV Comma Separated Value
CW Codeword
DA Destination MAC Address
DAPI Destination Access Point Identifier
dBm Decibel - milliwatts
DCC Data Communications Channel
DCI Defect Clear Indication
DM Degraded Minutes
DMM Delay Measurement Message
DMR Delay Measurement Reply
DS0 Digital Signal-level 0 (64 Kbit/s)
DS1 Digital Signal-level 1 (1.544 Mbit/s)
DS3 Digital Signal-level 3 (44.736 Mbit/s)
DSn Digital Signal-level n
DST Destination
DTE Data Terminal Equipment
DUS Don’t Use for Synchronization
DUT Device Under Test