Telecom Abbreviations and Acronyms

1. 4GL
   Fourth Generation Language
2. ACS
   Accelerated Change Service
3. ASSM
   Assembly Language
4. CAL
   Calorie
5. CAL
   Connection Access License
6. CAL
   Customer Access Line
7. CALC
   Customer Access Line Charge
8. CEP
   Communication End Point
9. CES
   Consumer Electronics Show
10. CES
    Circuit Emulation Service
11. CHR
    Character
12. CIR
    Committed Information Rate (Frame Relay)
13. CON
    Concentrator
14. CRT
    Cathode Ray Tube (type of TV)
15. CRT
    Combined Rlogin and Telnet
16. CSV
    Circuit Switched Voice
17. H
    Hexadecimal
18. H
    Hotel
19. H
    High Frequency
20. ICR
    Intelligent Call Routing

Last updated: October 28, 2020 — Total entries: 29,496