Convenience is not a small thing for a working candidate. The ValidVCE online engine for the Nokia GMPLS-Controlled Optical Networks exam runs in any browser — telephone, computer, whatever is nearest — 40 practice questions without a special setup.
Nokia 4A0-220 Exam Overview:
| Certification Vendor: | Nokia |
|---|---|
| Exam Name: | Nokia GMPLS-Controlled Optical Networks |
| Exam Number: | 4A0-220 |
| Exam Format: | Multiple Choice, Multiple Select, Scenario-based |
| Real Exam Qty: | 40 |
| Passing Score: | 80% |
| Available Languages: | English |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | 3 years |
| Related Certifications: | Nokia Optical Network Architect |
| Exam Price: | $125 USD |
| Recommended Training: | Official Practice Exam Nokia GMPLS-Controlled Optical Networks Course |
| Exam Registration: | Pearson VUE Registration Nokia Exam Page |
| Sample Questions: |  |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; recommended knowledge of optical networking and basic MPLS |
| Official Syllabus URL: | https://www.nokia.com/networks/training/onc/exams/gmpls/ |
Nokia 4A0-220 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| GMPLS Fundamentals and Architecture | 20% | - GMPLS LSP types and characteristics
|
| Advanced GMPLS Features | 10% | - SRLG and path diversity - GMPLS optimization and scalability |
| GMPLS Routing and Signaling Protocols | 25% | - OSPF-TE and IS-IS TE extensions
|
| GMPLS Service Provisioning and Operation | 20% | - Creating and managing optical trails and services
|
| GMPLS Protection and Restoration | 25% | - Protection mechanisms
|
4A0-220 Exam FAQ — Convenience, Quality, Policy
The official Nokia GMPLS-Controlled Optical Networks outline defines 5 domains. The leading three are GMPLS Service Provisioning and Operation (20%), GMPLS Protection and Restoration (25%), and GMPLS Routing and Signaling Protocols (25%). The full list is in the topics section above, and ValidVCE's 40 practice questions cover each one.
No mandatory prerequisites; recommended knowledge of optical networking and basic MPLS Since requirements change over time, confirm the latest on the official Nokia exam page before scheduling.
The Nokia GMPLS-Controlled Optical Networks exam contains 40 to complete within 90 minutes. Timed simulation in the ValidVCE Desktop Test Engine teaches that rhythm before exam day does.
Nokia recommends these training resources for the Nokia GMPLS-Controlled Optical Networks exam:
Follow the training with steady self-testing — the 40 practice questions from ValidVCE help you apply theory and fill any gaps the training leaves.
ValidVCE issues a full refund if you take the Nokia GMPLS-Controlled Optical Networks 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.
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 — not limited to any equipment, and friendly even without a network. All 40 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
The 4A0-220 exam is a Nokia certification exam validating the Nokia GMPLS-Controlled Optical Networks syllabus shown above. It belongs to these credential paths: Nokia Optical Network Architect. Candidates in 2026 start with ValidVCE's 40 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
The Nokia GMPLS-Controlled Optical Networks exam requires 80% to pass, and registration costs $125 USD. A failed attempt means paying the same fee again — a readiness check with the ValidVCE engines before booking is the cheaper option.
Online proctored or onsite at Pearson VUE test centers Register for the Nokia GMPLS-Controlled Optical Networks exam through these official channels:
After booking, ValidVCE delivers your practice questions within 1 minute — preparation starts the same day.
Nokia GMPLS-Controlled Optical Networks Sample Questions:
What is the function of the OSPF-TE protocol?
- A. To assign different priority to various types of transported signals
- B. To exchange with other nodes data about the state of links
- C. To create an MPLS tunnel between two or more end points
- D. To monitor the availability of the links interconnecting adjacent nodes
Correct Answer: B 🗳️
Explanation: Only visible for ValidVCE members. You can sign-up / login (it's free).
Which of the following best describes the Shutting Down state in the NFM-T?
- A. An automatic shut down of all LSPs in the TE-link
- B. A transient state where current SNCs are soft-rerouted
- C. It is the same as the administrative maintenance state. No new traffic can be routed over the TE-Unk
- D. A soft maintenance state where new traffic is allowed for restoration
Correct Answer: B 🗳️
Explanation: Only visible for ValidVCE members. You can sign-up / login (it's free).
A network with ROADM GMPLS nodes and optical transponder connections could have:
- A. No restoration capabilities
- B. L0 and LI restoration capabilities
- C. L1 restoration capabilities
- D. L0 restoration capabilities
Correct Answer: B 🗳️
Explanation: Only visible for ValidVCE members. You can sign-up / login (it's free).
What is the Link Maintenance window?
- A. A centralized view of the TE-link for the operator
- B. A wizard for modifying TE-link attributes
- C. A wizard with commands to set links and nodes to maintenance
- D. A centralized alarm manager
Correct Answer: C 🗳️
Explanation: Only visible for ValidVCE members. You can sign-up / login (it's free).
Viewing page 1 out of 10 pages.
Viewing questions 1-4 out of 40 questions.
1193 Customer Reviews
