EXFO FTB-8500 Series for FTB-500 - Manual (Page 479)

Glossary
Ethernet and Fibre Channel Application 465
Acronym List
D
CRC Cyclic Redundancy Check
CRC-7 Cyclic Redundancy Check on 7 bits
CRITIC Critical
CRITIC/ECP Critical and Emergency Call Processing
CS_CTL Class Specific Control
CSV Comma Separated Value
D_ID Destination Identifier
dB Decibel
dBm Decibel - milliwatts
DCC Data Communications Channel (D1, D2 and D3)
DF Delay Factor
DF_CTL Data Field Control
DS Differentiated Services
DS1 Digital Signal-level 1 (1.544 Mbps)
DS3 Digital Signal-level 3 (44.736 Mbps)
Dst Destination
DQDB Distributed Queue Dual Bus
DSCP Differentiated Services Code Point
DTE Data Terminal Equipment
DUT Device Under Test
DVB Digital Video Broadcast
DWDM Dense Wavelength Division Multiplexing