| Abbreviation | Definition |
|---|---|
| DUSSI | Dual Universal Synchronous Serial Interface |
| DVB/DAVIC | Digital Video Broadcast/Digital Audio Visual Council |
| DVLAN | Dynamic VLAN |
| DVMRP | Distance Vector Multicast Routing Protocol |
| DVN | Digital Vision Network |
| DVO | Department Van Oorlog |
| DVRP | Distance Vector Routing Protocol |
| DVT | Distance Vector Table |
| DWDM | Dense Wave Division Multiplexing |
| DWDM | Dense Wavelength Division Multiplexing |
| DWFQ | Distributed Weighted Fair Queuing |
| DWP | Dynamic Webclient Platform |
| D-WRED | Distributed WRED |
| DWT | Dynamic Web Template |
| E1 | 2.048Mbits/Second |
| E3 | 34.368Mbits/Second |
| EaaS | Ethernet as a Service |
| EAI | External Agent Interface |
| EAI | External Authoring Interface |
| EAP | Enhanced Authentication Protocol |