Learn with Nokia : 4A0-220 training material for 100% pass
Updated: Sep 15, 2026
No. of Questions: 40 Questions & Answers with Testing Engine
Download Limit: Unlimited
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Nokia 4A0-220 Exam Overview:
| Certification Vendor: | Nokia |
|---|---|
| Exam Name: | Nokia GMPLS-Controlled Optical Networks |
| Exam Number: | 4A0-220 |
| Exam Price: | $125 USD |
| Certificate Validity Period: | 3 years |
| Real Exam Qty: | 40 |
| Related Certifications: | Nokia Optical Network Architect |
| Exam Format: | Multiple Select, Scenario-based, Multiple Choice |
| Available Languages: | English |
| Passing Score: | 80% |
| Exam Duration: | 90 minutes |
| Recommended Training: | Official Practice Exam Nokia GMPLS-Controlled Optical Networks Course |
| Exam Registration: | Pearson VUE Registration Nokia Exam Page |
| Sample Questions: | Nokia 4A0-220 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 Service Provisioning and Operation | 20% | - Creating and managing optical trails and services
|
| GMPLS Fundamentals and Architecture | 20% | - GMPLS LSP types and characteristics
|
| GMPLS Routing and Signaling Protocols | 25% | - RSVP-TE for GMPLS
|
| Advanced GMPLS Features | 10% | - GMPLS optimization and scalability - SRLG and path diversity |
| GMPLS Protection and Restoration | 25% | - Restoration across layers
|
Nokia GMPLS-Controlled Optical Networks Sample Questions:
Which label is swapped in an MPLS label stack at an intermediate node?
- A. The label on the top
- B. The label with the highest value
- C. The label with the lowest value
- D. The label on the bottom
Correct Answer: A 🗳️
Explanation: Only visible for Exam4Labs members. You can sign-up / login (it's free).
Which of the following parameters is not considered when restoring an LSP?
- A. Equipment vendor
- B. Reservation priority
- C. Coloring
- D. Maximum latency
Correct Answer: A 🗳️
Explanation: Only visible for Exam4Labs members. You can sign-up / login (it's free).
What is the GMRE node address?
- A. The IP address for communication between NEs
- B. The LMP Control Channel ID. This field contains the IPv4 address of the ingress LER as a global unique identifier
- C. The OSPF-TE broadcast IP used to flood the link adjacency information
- D. An IP address for CORBA communication with the NMS
Correct Answer: A 🗳️
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What is the purpose of the Upstream Label Object in RSVP-TE?
- A. It allows a node to restrict the labels that may be used downstream.
- B. It signals resource reservation information to upstream nodes.
- C. It allows for a label to be suggested to provision bidirectional LSPs.
- D. It indicates the LSP flow direction.
Correct Answer: C 🗳️
Explanation: Only visible for Exam4Labs members. You can sign-up / login (it's free).
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