Earning the Nortel GSM BSS Operations and Maintenance credential tells employers you can work with Nortel technologies at a professional level. Prepare for the 920-552 exam in 2026 with the 122 expert-prepared practice questions from Actual4Exams.
Nortel 920-552 Exam Overview:
| Certification Vendor: | Nortel Networks |
|---|---|
| Exam Name: | Nortel GSM BSS Operations and Maintenance 920-552 Exam |
| Exam Number: | 920-552 |
| Related Certifications: | GSM Radio Access Network Certifications Nortel GSM Core Network Certifications |
| Exam Format: | Scenario-based Questions, Multiple Choice |
| Available Languages: | English |
| Sample Questions: |  |
| Pre Condition: | Basic understanding of GSM fundamentals and telecommunications network concepts is recommended. |
Nortel 920-552 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Performance Management | - Key performance indicators (KPIs) - Traffic and capacity analysis |
| Topic 2: Operation and Maintenance Procedures | - System configuration and parameter management - Routine maintenance tasks - Software loading and upgrades |
| Topic 3: Base Station Subsystem (BSS) Operation | - BTS configuration and functionality - TRX management and radio resource handling - BSC role and control mechanisms |
| Topic 4: System Maintenance and Optimization | - Radio network optimization basics - Hardware maintenance procedures |
| Topic 5: Fault Management | - Troubleshooting BSS issues - Fault detection and isolation techniques - Alarm monitoring and interpretation |
| Topic 6: GSM System Architecture | - Overview of GSM network elements (BSS, NSS, OSS) - Interfaces and signaling principles |
920-552 Exam FAQ: What Candidates Ask About Nortel GSM BSS Operations and Maintenance
The 920-552 exam, officially known as Nortel GSM BSS Operations and Maintenance, is the Nortel test that leads to the Nortel GSM BSS Operations and Maintenance Certification certification at the Professional level. Passing it validates the skills employers expect from a certified professional. It is also associated with related credentials such as Nortel GSM Core Network Certifications, GSM Radio Access Network Certifications.
Basic understanding of GSM fundamentals and telecommunications network concepts is recommended.
Yes. A free PDF demo of the Nortel GSM BSS Operations and Maintenance questions is available, so you can check the question style and answer quality before you pay. Every purchase also includes 365 days of free updates, and if the product expires you can renew the update service at a 50% discount from your member zone.
If you take the corresponding 920-552 exam within 60 days of purchase and do not pass, you can apply for a full refund under the 100% Money Back Guarantee: submit a scan of your enrollment slip and your official Score Report (PDF) within 2 days of the exam date, and the claim is processed within 7 days. Attempts made within 3 days of purchase, downloads without an actual exam attempt, free materials, and expired orders are not eligible, and the candidate name must match the payer name. Prefer new material instead of a refund? You can exchange your purchase for two free products of equal value and keep the update service on your original product. As for delivery, the files are available for instant download and are also emailed to you within one minute of payment — if nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you can install the product on.
The official Nortel GSM BSS Operations and Maintenance outline is organized into 6 domains. The first three are:
- Performance Management
- System Maintenance and Optimization
- GSM System Architecture
See the complete exam topics section above for the full outline and the weighting of every domain.
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