Nortel NCSS-BayStack/BPS Switching is an official Nortel certification exam, registered under the code 920-123. Passing it earns the Nortel Certified Support Specialist (NCSS) certification, positioned at the Specialist level. It also connects to Nortel Certified Design Specialist (NCDS), Nortel Certified Technology Specialist (NCTS). Professional work increasingly demands professional proof, and this exam supplies exactly that.

The Nortel NCSS-BayStack/BPS Switching exam contains 45-62 questions to be answered within 90 minutes. The candidates who struggle most are rarely the least knowledgeable; they are the least rehearsed at time allocation. Practice full timed sessions in the ExamPrepAway engine, learn to flag and move on, and the official clock becomes a familiar companion instead of a threat.

Nortel NCSS-BayStack/BPS Switching requires 70% to pass, and official registration costs $65.00 USD. Since a retake bills the full $65.00 USD again, confirming readiness first is simply good economics. Run repeated scored sessions with the ExamPrepAway practice tests and schedule the exam once the passing line sits comfortably below your typical result.

None required; basic networking knowledge recommended

Vendor policies do change, so verify the current requirements before you register.

Sign-up for Nortel NCSS-BayStack/BPS Switching is handled through the official channels below.

• Prometric Registration

For your planning: the exam is delivered Computer-based testing at Prometric centers.

Nortel recommends the following training for Nortel NCSS-BayStack/BPS Switching candidates.

• Nortel Official BayStack Training

Round out any training with the 45 practice questions in the ExamPrepAway 920-123 package, because applied repetition is what turns coursework into a passing score.

Yes. ExamPrepAway offers a free demo of the Nortel NCSS-BayStack/BPS Switching questions as part of its pre-sale service, so you can evaluate quality before choosing among the three versions. After purchase, updates are free for 365 days, and when your product expires you can extend the update service at a 50% discount.

A 100% money-back guarantee protects your purchase under clear conditions. Take the Nortel NCSS-BayStack/BPS Switching 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. You may also choose an exchange: two other exam products of equal value, free, with the update service on your original purchase kept.

Delivery is instant: files unlock for download at payment and are emailed within one minute. If nothing arrives within 2 hours, check spam and contact customer service, available 24 hours. Installation is unlimited across your computers.

Nortel NCSS-BayStack/BPS Switching covers 5 official domains. The largest include Resilience and Redundancy (15%), VLANs and Trunking (20%), and Management, Monitoring and Troubleshooting (20%). The full breakdown is in the topics section above; review it first and your study plan practically writes itself.