Telecommunication Abbreviations and Acronyms

1. OSS
   Operations Systems and Software
2. OSS7
   Operator Services Signaling Using Signaling System No. 7
3. OSSI
   Oss Interface
4. OSW
   Optical Switch
5. OT
   Office of Telecommunications
6. OTA
   Over The Air Activatihn
7. OTAFG
   Ota Focus Group
8. OTASP
   Ota Service Provisioming
9. OTC
   Optimized Traon Control
10. OTC
    Terminating Carrier Identification
11. OTD
    Opet Terminal Directive
12. OTFI
    One Time Feature Indicator
13. OTL
    Osi Testing Liaison Group
14. OTTO
    On-Line Transmission Time Optimizer
15. OTU-N
    Optical Transport Unit
16. OTX
    Optipal Transmitter
17. OUI
    Organizationally Unique Identifier
18. OUTDN
    Delete Block of Dns, Rcf
19. OV
    Optional Variable Length
20. OVED
    Cosove Code Digits

Last updated: January 4, 2020 — Total entries: 4,970