Preparing for the Nortel Nncss-communication server 1000/4.0 software install-maint exam while juggling a full-time job is not easy, and most candidates simply do not have months to spare. Dumpkiller built its 920-325 practice questions for exactly that situation — 52 focused questions that make every study hour in 2026 count.
Nortel 920-325 Exam Overview:
| Certification Vendor: | Nortel Networks |
|---|---|
| Exam Name: | NNCSS Communication Server 1000 4.0 Software Install and Maintenance |
| Exam Number: | 920-325 |
| Available Languages: | English |
| Exam Format: | Scenario-based Questions, Multiple Choice |
| Related Certifications: | Nortel CS 1000 Certification Track NNCSS Communication Server 1000 |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Proctored certification exam (delivery method varies by testing provider) |
| Pre Condition: | Recommended prior experience with telephony systems and basic networking knowledge; familiarity with Nortel CS 1000 fundamentals is advised. |
Nortel 920-325 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: CS 1000 System Architecture | - Communication Server 1000 components overview
|
| Topic 2: Installation and Configuration | - Software installation procedures
|
| Topic 3: Maintenance and Troubleshooting | - Fault isolation and repair
|
| Topic 4: Software Upgrades and Administration | - Upgrade procedures
|
What Candidates Ask About the Nortel 920-325 Exam
Can you give me an overview of the 920-325 exam?
The Nortel Nncss-communication server 1000/4.0 software install-maint exam (code: 920-325) is the official Nortel exam that leads to the NNCSS (Nortel Networks Certified Support Specialist) - Communication Server 1000 certification. It sits at the Professional level of the Nortel certification track. It is also connected with related credentials such as NNCSS Communication Server 1000, Nortel CS 1000 Certification Track. Passing it proves to employers that your skills have been validated by Nortel itself, which is why the 920-325 credential keeps showing up in job postings.
Are there any prerequisites for the 920-325 exam?
According to Nortel, the following applies: Recommended prior experience with telephony systems and basic networking knowledge; familiarity with Nortel CS 1000 fundamentals is advised.. Certification policies do change from time to time, so confirm the latest requirements on the official exam page before you register.
What official training does Nortel recommend for the 920-325 exam?
Nortel lists the following training options for Nortel Nncss-communication server 1000/4.0 software install-maint candidates:
Official courses build a solid foundation, and pairing them with the 52 practice questions from Dumpkiller shows you how ready you really are before you spend money on the exam itself.
Can I try the 920-325 practice questions before buying?
Yes. Dumpkiller offers a free 920-325 PDF demo so you can review the question style, difficulty, and explanations before committing to anything. After purchase, your Nortel Nncss-communication server 1000/4.0 software install-maint material includes 365 days of free updates, and if your product expires after that, you can extend the update service at a 50% discount from your member zone.
What happens if I do not pass the 920-325 exam, and how is my order delivered?
If you take the corresponding 920-325 exam within 60 days of your purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee, subject to a few conditions: the failed exam must be the one matching your purchase; sitting the exam within 3 days of purchase does not qualify, since that leaves too little preparation time; downloading the material without actually taking the exam does not qualify; free materials and expired orders are excluded; and the candidate name must match the payer name. To apply, send a scanned copy of your enrollment slip together with your official Score Report (PDF) within 2 days after the exam, and claims are processed within 7 days. If you would rather not take a refund, you can exchange your purchase for two free products of equal value while keeping the update service on the product you originally bought. As for delivery, everything is an instant download: your products are sent to your email within one minute of payment — contact customer service if nothing arrives within 2 hours — and there is no limit on the number of computers you can install the software on.
What topics are covered in the 920-325 exam?
The official Nortel Nncss-communication server 1000/4.0 software install-maint syllabus is organized into 4 main domains. The first three are CS 1000 System Architecture, Software Upgrades and Administration, and Maintenance and Troubleshooting. For the full domain-by-domain breakdown, see the complete Exam Topics outline above.


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