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Nokia 4A0-220 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| GMPLS Routing and Signaling Protocols | 25% | - RSVP-TE for GMPLS
|
| Advanced GMPLS Features | 10% | - GMPLS optimization and scalability - SRLG and path diversity |
| GMPLS Fundamentals and Architecture | 20% | - GMPLS control plane overview
|
| GMPLS Protection and Restoration | 25% | - Restoration across layers
|
| GMPLS Service Provisioning and Operation | 20% | - Maintenance and monitoring
|
Nokia GMPLS-Controlled Optical Networks Sample Questions:
1. Which of the following statements about the Wait for Server Restoration (WSR) parameter in the MRN is correct?
A) When WSR is true, the LO optical channel remains in the link until the failure is fixed.
B) When WSR is false, if the failed optical channel can be restored at LO, the data traffic stays in the tunnel.
C) When WSR is true, the LO channels do not wait for the LI services to restore.
D) When WSR is false, the LI services do not wait for the LO restoration and restore through LI switching.
2. How are L0 and L1 resources coordinated in case of a failure in an MRN?
A) Coordination is achieved by segregation of color and colorless LSPs
B) Coordination is achieved by setting the color constraints
C) Coordination is achieved by comparing the Setup Priorities
D) Coordination is achieved by setting the WSR parameter
3. What is the purpose of the RSVP-TE Notify message?
A) It is the node's alarm control channel
B) It is a mechanism to inform the NM5 of L5P events
C) It is confirmation of a node's resource reservation
D) It is a mechanism to inform non-adjacent nodes of LSP events
4. What is the Link Maintenance window?
A) A wizard for modifying TE-link attributes
B) A centralized view of the TE-link for the operator
C) A wizard with commands to set links and nodes to maintenance
D) A centralized alarm manager
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: B | Question # 3 Answer: D | Question # 4 Answer: C |





