Exam Name: GSM GPRS PCUSN Maintenance
Certification Provider: Nortel
Corresponding Certification: Nortel Other Certification
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Updated: Oct 21, 2026
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Nortel 922-057 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| GSM Network Fundamentals | - GSM architecture and core network elements - Radio access concepts and signaling basics |
| PCUSN (Packet Control Unit Subsystem Node) Maintenance | - Fault detection and troubleshooting procedures - System configuration and operation |
| GPRS Packet Core Network | - Packet data routing and mobility management - SGSN and GGSN functions |
| Maintenance and Troubleshooting Procedures | - Alarm handling and diagnostics - System performance monitoring |
922-057 Exam FAQ — Install Anywhere, Learn Everywhere
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 100 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
Scoring and fees are published by Nortel and may change; verify the current figures on the official site.
The 922-057 exam is a Nortel certification exam validating the Nortel GSM GPRS PCUSN Maintenance syllabus shown above. It belongs to these credential paths: Nortel GSM / Wireless Carrier Maintenance Certifications. Candidates in 2026 start with Actual4dump's 100 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Actual4dump issues a full refund if you take the Nortel GSM GPRS PCUSN Maintenance exam within 60 days of purchase and do not pass. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
The official Nortel GSM GPRS PCUSN Maintenance outline defines 4 domains. The leading three are PCUSN (Packet Control Unit Subsystem Node) Maintenance, GPRS Packet Core Network, and GSM Network Fundamentals. The full list is in the topics section above, and Actual4dump's 100 practice questions cover each one.
No strict prerequisites officially documented; typically intended for engineers with basic telecom/GSM knowledge. Since requirements change over time, confirm the latest on the official Nortel exam page before scheduling.
The official Nortel page publishes the current question count and duration; review it before your test date.
Nortel recommends these training resources for the Nortel GSM GPRS PCUSN Maintenance exam:
Follow the training with steady self-testing — the 100 practice questions from Actual4dump help you apply theory and fill any gaps the training leaves.
Computer-based testing at authorized test centers (historically Prometric) Register for the Nortel GSM GPRS PCUSN Maintenance exam through these official channels:
After booking, Actual4dump delivers your practice questions within 1 minute — preparation starts the same day.
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