| Abbreviation | Definition |
|---|---|
| CC | Check Cookies |
| CC | Client Capability |
| CC | Cluster Controller |
| CC | Courtesy Copy |
| CCCC | Communication, Coordination, Cooperation and Clarity |
| CCCH | Command Control CHannel |
| CCCP | Conference Control Channel Protocol |
| CCCP | Cross Connection Control Program |
| CCD | Collaborative Consultation Database |
| CCDE | Cisco Certified Design Expert |
| CCDF | Complementary Cumulative Distribution Function |
| CCDP | Cisco Certified Design Professional |
| CCDP | Co-Channel Dual Polarization |
| CCF | Chinese Code FTP |
| CCF | Concurrency Configuration File |
| CCHE | Colorado Commission on Higher Education |
| CCI | Common Client Interface |
| CCI | Common Communications Interface |
| CCIE | Cisco Certified Internetworking Expert |
| CCIP | Cisco Certified Internetworking Professional |