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Nokia 4A0-220 Exam Syllabus Topics:

Nokia GMPLS-Controlled Optical Networks Sample Questions:

Question 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 channels do not wait for the LI services to restore.
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 false, the LI services do not wait for the LO restoration and restore through LI switching.
D. When WSR is true, the LO optical channel remains in the link until the failure is fixed.

Question 2

How are L0 and L1 resources coordinated in case of a failure in an MRN?

A. Coordination is achieved by setting the color constraints
B. Coordination is achieved by setting the WSR parameter
C. Coordination is achieved by comparing the Setup Priorities
D. Coordination is achieved by segregation of color and colorless LSPs

Question 3

Which of the following statements best describes a distributed control plane for GMPLS?

A. The control plane is active in some network nodes and not in others.
B. Each router has software to run the GMPLS protocols and can modify the node's switching fabric.
C. The network is managed by more than one network management system.
D. The network manager controls all the routing for the network.

Question 4

What is the GMRE notify address?

A. An IP address used to signal failures on downstream nodes upstream to the head node
B. The OSPF-TE broadcast IP used to flood the link adjacency information
C. The LMP Control Channel ID. This field contains the IPv4 address of the ingress LER as a global unique identifier
D. The email exchange server to notify the operators of network failures

Solutions: