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Nokia 4A0-220 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| GMPLS Maintenance and Operations | - Maintenance principles - Operational tasks |
| Layer Networks (L0, L1, MRN) | - Multi-Region Networks (MRN) - L1 Network concepts - L0 Network concepts |
| GMPLS Control Plane Concept and Architecture | - Control Plane principles - GMPLS architecture components |
| GMPLS Protocols | - RSVP-TE - OSPF-TE - Link Management Protocols (LMP) |
| Protection and Restoration Mechanisms | - Source Based Restoration (SBR) - Protection and Restoration Combined (PRC) |
Nokia GMPLS-Controlled Optical Networks Sample Questions:
Question 1
What is the Feasibility File in GMRE nodes?
A. A control checklist for the operator
B. A file of optical impairment parameters for power balance
C. A file with commissioned GMRE nodes for NPA implementation
D. A file with target values that determine whether a given LSP can be routed
Question 2
A network with ROADM GMPLS nodes and optical transponder connections could have:
A. No restoration capabilities
B. L0 restoration capabilities
C. L0 and LI restoration capabilities
D. L1 restoration capabilities
Question 3
What is a Label Switched Path (LSP)?
A. The path created by MPLS nodes
B. A High Order Container for client signal
C. A protocol used by nodes to exchange information about the state of labels
D. A switched protection path
Question 4
When should two physical connections belong to the same SRG?
A. When they are both selected during the setup process
B. When one is the protection of the other
C. When they are fully disjoint respective to the risk of failure
D. When they share the same risk of failure
Solutions:
| Question 1 Answer: D | Question 2 Answer: C | Question 3 Answer: A | Question 4 Answer: D |




