Nortel 922-055 Exam Overview:
| Certification Vendor: | Nortel Networks |
| Exam Name: | GSM BSS BTS 18000 Operations |
| Exam Number: | 922-055 |
| Related Certifications: | 922-053 GSM BTS 18000 Installation and Commissioning 922-054 GSM BTS 18000 Maintenance - Cell Site |
| Passing Score: | 70% - 75% |
| Exam Format: | Multiple Choice |
| Exam Price: | Not officially published / Discontinued |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 100 - 105 |
| Certificate Validity Period: | 2 years |
| Available Languages: | English |
| Recommended Training: | Nortel official training materials (legacy) |
| Exam Registration: | No active registration |
| Exam Way: | Proctored exam at authorized test centers (program now retired) |
| Pre Condition: | Basic knowledge of GSM networks and BTS systems; no mandatory prerequisite exam |
| Official Syllabus URL: | Not available (Nortel program discontinued) |
Nortel 922-055 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: BTS 18000 System Overview | 20% | - Software and Firmware
|
| Topic 2: BSS Integration and GSM Radio Interface | 25% | - GSM Logical Channels and Signaling - Connection to BSC - Radio Resource Management |
| Topic 3: Performance Monitoring and Basic Troubleshooting | 20% | - Key Performance Indicators - Common Operational Faults - Log and Trace Analysis |
| Topic 4: BTS 18000 Operation and Management | 35% | - System Status Monitoring - Start-up and Shutdown Procedures - Alarm Handling and Reporting - Local and Remote Management Access |









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