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Updated: Jul 21, 2026
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Nortel 920-451 Exam Overview:
| Certification Vendor: | Nortel Networks |
| Exam Name: | Nortel NCDE CallPilot 2.x / 3.0 Unified Messaging |
| Exam Number: | 920-451 |
| Certificate Validity Period: | Not formally specified (legacy certification) |
| Passing Score: | 70% |
| Related Certifications: | Nortel Certified Design Expert (NCDE) Nortel CallPilot Certification Track |
| Exam Format: | Multiple Choice, Scenario-based Questions |
| Exam Duration: | 90-120 |
| Available Languages: | English |
| Real Exam Qty: | 50-70 |
| Sample Questions: | Nortel 920-451 Sample Questions |
| Exam Way: | Computer-based testing (onsite or authorized testing centers depending on region) |
| Pre Condition: | Recommended experience with Nortel CallPilot administration and unified messaging systems |
Nortel 920-451 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Administration and Maintenance | - System management tasks
|
| Topic 2: Unified Messaging Services | - Messaging integration
|
| Topic 3: Installation and Configuration | - System setup and deployment
|
| Topic 4: Troubleshooting and Support | - Fault diagnosis and resolution
|
| Topic 5: CallPilot Architecture and Components | - System architecture overview
|
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