| 考试科目 | 所属认证 | 简介 |
|---|
| 642-425 | Cisco | IP Telephony Troubleshooting |
| 642-426 | Cisco | Troubleshooting Unified Communications (TUC) |
| 642-432 | Cisco | Cisco Voice Over IP (CVOICE) |
| 642-436 | Cisco | Cisco Voice over IP (CVOICE) |
| 642-444 | Cisco | IP Telephony Exam |
| 642-445 | Cisco | Cisco IP Telephony for Release 5.x |
| 642-446 | Cisco | Implementing Cisco Unified Communications IP Telephony Part 1 |
| 642-452 | Cisco | Gateway Gatekeeper Exam (GWGK) |
| 642-453 | Cisco | Gateway Gatekeeper(GWGK) |
| 642-456 | Cisco | Implementing Cisco Unified Communications Manager Part 2 (CIPT2 v6.0) |
| 642-642 | Cisco | Quality of Service (QoS) |
