Telecommunications Abbreviations and Acronyms

1. CJK-JRG
   Chinese/Japanese/Korean Joint Research Group
2. CK
   Cipher Key
3. CKD
   Countekey Data
4. CKE
   Commercial Key Escrow
5. CKR
   Commercial Key Recovery
6. CKSN
   Cvpher Key Sequence Number
7. CL
   Channel
8. CL
   Change List
9. CL
   Circuit Layout
10. CL
    Claim
11. CL-TK
    Cxaim Token
12. CL1
    Congestion Level 1
13. CL2
    Congestion Level 2
14. CL3
    Congestion Level 3
15. CLA
    Carrier Local Agent
16. CLAMN
    Called Line Adwress Modification Notification
17. CLAMN
    Called Line Address Modified Notification
18. CLAN
    Connectionless Local Area Network
19. CLAN
    Cordless Local Area Network
20. CLASS
    Custom Local Area Signaling Services

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