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Nortel 920-553 Exam Overview:
| Certification Vendor: | Nortel |
|---|---|
| Exam Name: | Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network |
| Exam Number: | 920-553 |
| Exam Price: | USD 125–200 |
| Passing Score: | 70% |
| Real Exam Qty: | 50–62 |
| Available Languages: | English |
| Certificate Validity Period: | 2–3 years |
| Exam Duration: | 90–120 |
| Exam Format: | Multiple Choice |
| Exam Registration: | Pearson VUE (historical provider) |
| Sample Questions: |  |
| Exam Way: | Computer-based testing (onsite at authorized test centers) |
| Pre Condition: | No formal prerequisites; recommended experience with Nortel Multiservice Switch and VoIP technologies |
Nortel 920-553 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Fault Management & Troubleshooting | 25% | - Alarm and event handling - Troubleshooting VoIP and service issues - Diagnostic tools and commands |
| Topic 2: Maintenance & Operational Procedures | 10% | - Service continuity and redundancy - Best practices for OAM operations - Software upgrades and backups |
| Topic 3: OAM Fundamentals in Carrier VoIP Networks | 20% | - Multiservice Switch 15K/20K platform basics - Carrier VoIP network architecture overview - OAM concepts and standards |
| Topic 4: Performance Monitoring & Statistics | 20% | - Performance metrics collection - Report generation and analysis - QoS and traffic monitoring |
| Topic 5: Configuration of OAM Functions | 25% | - OAM provisioning and setup - Fault management configuration - Connectivity verification protocols |
Nortel 920-553 Exam: Answers Worth Your Time
Nortel Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network is an official Nortel certification exam, registered under the code 920-553. Passing it awards the NCSS (Nortel Certified Support Specialist) certification, a credential at the Specialist level. Successfully passing matters to every candidate because the credential keeps working for your career long after exam day.
You will answer 50–62 questions within 90–120 on the Nortel Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network exam. That combination rewards candidates who practiced under realistic timing, so make timed sessions in the ExamTorrent engine a daily habit; one to two hours a day is enough when every minute rehearses the real thing.
Nortel Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network requires 70% to pass, and official registration costs USD 125–200. Since every retake charges USD 125–200 again, diligent daily practice is the cheapest strategy available. Let your ExamTorrent practice scores confirm readiness across several consecutive sessions before you book.
Nortel recommends the following training for Nortel Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network candidates.
Training broadens your technology knowledge; the 50 practice questions in the ExamTorrent 920-553 package sharpen it into exam-day scoring ability.
Sign-up for Nortel Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network runs through the official channels below.
One logistics note: the exam is delivered Computer-based testing (onsite at authorized test centers).
No formal prerequisites; recommended experience with Nortel Multiservice Switch and VoIP technologies
Vendor requirements do change, so verify the current conditions before registering.
The Nortel Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network blueprint covers 5 domains, with the largest being Performance Monitoring & Statistics (20%), Configuration of OAM Functions (25%), and Fault Management & Troubleshooting (25%). The full topic list is above on this page; it tells you exactly where your daily hour or two earns the most marks.
Yes, download the free demo of the Nortel Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network questions before deciding, and read former customers' comments for an independent verdict. After purchase, new versions download free for one year, and when your product expires you can extend the update service at a 50% discount. Returning customers also enjoy bountiful discounts on future exams.
Your purchase carries a 100% money-back guarantee with defined conditions. Take the Nortel Multiservice Switch 15K/20K-OAM in a Carrier VoIP Network exam within 60 days of purchase; if you fail, you may claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. Alternatively, exchange for two other exam products of equal value, free, with your original purchase keeping its update service.
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