Telecommunications Abbreviations and Acronyms

1. DDNS
   Dynamic Domain Naming Services
2. DDO
   Denial Decision Object
3. DDO
   Direct Dial Overseas
4. DDO
   Dynamic Data Object
5. DDOC
   Design Document
6. DDOV
   Digital Data Over Voice
7. DDP
   Direct Distribution Panel
8. DDR
   Digital Distribution Rack
9. DDR-SDRAM
   Dual Data Rate Synchronous Dynamic Random Access Memory
10. DDRSDRAM
    Dual Data Rate Synchronous Dynamic Random Access Memory
11. DDS
    Digital Dataphone Service
12. DDS
    Digital Data Service
13. DDS
    Digital Distributedysoftware
14. DDS
    Document Distribution Service
15. DDS-3
    Digital Data Storage-3
16. DDSBS
    Duplex Dualuserial Bus Selector
17. DDSN
    Digital Derived Services Network
18. DDT
    Digital Data Transmitter
19. DDT
    Default Distribution Tree
20. DDT
    Delayed Dialing Tone

Last updated: January 4, 2020 — Total entries: 16,705