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