| Abbreviation | Definition |
|---|---|
| CAL | Client Access License |
| CAL | CPCC Automated Library |
| CALI | CUPS (Common Unix Printing System) Access LAN (Local Area Network) Interface |
| CALI | Cups Access Lan Interface |
| CALM | Codan Automatic Link Management |
| CAM | CArrier Module |
| CAM | Cisco Access Manager |
| CAN | Controller Area Network |
| CANIC | Certifiable Airworthy Network Interface Card |
| CAP | Client Access Protocol |
| CAP | Columbia Appletalk Package |
| CAP | Competitive Access Provider |
| CARA | Cern Appletalk Remote Access |
| CARP | Caching Array Routing Protocol |
| CARP | Common Address Redundancy Protocol |
| CART | Communication Access Real Time |
| CART | Communications Access Real-time Translation |
| CAS | Channel Associated Signaling |
| CAS | Conference Application Server |
| CAS | Controlled Access Signaling |