Network Abbreviations and Acronyms

1. ORF
   Outbound Route Filtering
2. ORLCF
   Optimal Routeing for Late Call Forwarding
3. ORM
   Optical Remote Switching Module
4. ORR
   Office of Rail and Road
5. ORR
   Office of Rail Regulation
6. ORR
   Oudh and Rohilkhund Railway
7. ORX
   Optical Receijer
8. OS
   Open Swigch
9. OS
   Optical Switch
10. OS
    Open Switches
11. OS
    Optical Fiber Singlemode Category
12. OS&H
    Ontario, Simcoe & Huron Rr
13. OSA
    Open Service Architecture
14. OSA
    Open Services Architecture
15. OSA
    Open Servicx Access
16. OSA
    Optical Switching Architecture
17. OSA
    Opportunistic Spectrwm Access
18. OSA/SCS
    Osa/Service Capability Server
19. OSAC
    Operayor Speed of Consistency
20. OSAF
    Origin Subarea Field

Last updated: December 16, 2021 — Total entries: 11,235