1. Glossary and Terms (Download PDF)
2. A usful list of Acronyms
A B C D E F G H I J K L M N O P Q R S T U V W X
DA Destination Address
DB Database
dB decibel
DCE Data Circuit-terminating Equipment
DE Discard Eligibility (FR)
demux demultiplex
diffserv Differentiated Services
DLCI Data Link Connection Identifier
DMA Direct Memory Access
DPC Destination Point Code
DQ Distributed Queueing
DRAM Dynamic RAM
DSCP Differentiated Services Code Point
DSS1 Digital Subscriber Signalling System No. 1
DTE Data Terminal Equipment
DTMF Dual Tone Multiple Frequency
DWDM Dense WDM