Nokia NRS II Composite - 4A0-C01 Exam Questions [2026]

QUESTION NO: 1
In OSPFv3, which of the following LSA types carries prefixes and is only flooded in the area where it is generated?

A. Link B. Router C. AS External D. Intra-Area Prefix

Correct Answer: D

QUESTION NO: 2
A network consists PE routers. A customer requires a VPLS service and has sites connected to each PE. Each site must have direct connectivity with all other sites.
How many SDPs must be configured on each PE?

A. 0 B. 3 C. 2 D. 4

Correct Answer: B

QUESTION NO: 3
What is the default inbound metric for RIP on the Alcatel-Lucent 7750 SR?

A. A value of 1. B. A value. C. Whatever the advertised metric happens to be. D. This must be administratively set as there is no default value.

Correct Answer: A

QUESTION NO: 4
By default, what does an Alcatel-Lucent 7750 SR do to support VPLS services for different customers?

A. Maintains a different IP routing table for each service. B. Performs ARP look-ups for each service. C. Dedicates a separate port for each customer. D. Maintains a different MAC Forwarding Database for each service.

Correct Answer: D

QUESTION NO: 5
Which of the following indicates the path over which an LSP's tail end router will return an RSVP RESV message?

A. The opaque database. B. The Path State Block (PSB) C. The Reservation State Block (RSB) D. The IGP FIB.

Correct Answer: B

QUESTION NO: 6
Static routing will be used in a network between a corporate head office, with many connected networks, and a branch office, with one connection to the head office.
Which of the following best describes the likely configuration?

A. The corporate head office router will have a more specific static route and the branch office router will have a default route. B. The corporate head office router will have a default route and the branch site will have a more specific static route. C. The corporate head office router and the branch office router will both have specific static routes. D. The corporate head office router and the branch router will both have default routes.

Correct Answer: A

QUESTION NO: 7
Click on the exhibit.

Given the contents of the Router LSA, which of the following best describes the local topology of the router?

A. The router has a system interface, one point-to-point interface and one virtual link. B. The router has a system interface, one passive interface, one point-to-point interface and one broadcast interface. C. The router has a system interface, one passive interface, one point-to-point interface and one virtual link. D. The router has a system interface, one point-to-point interface and one broadcast interface.

Correct Answer: D

QUESTION NO: 8
Click the exhibit.

Which OAM tool produced this output?

A. vprn-ping B. sdp-ping C. traceroute D. Isp-trace

Correct Answer: D

QUESTION NO: 9
Click on the exhibit.

After the Isp-ping command is executed, which of the following best describe the router's action?

A. MPLS Echo Request packets are sent within the RSVP-TE tunnel that are signaled for 192.10.1.2. B. MPLS Echo Request packets are sent within the LDP tunnel that are signaled for 192.10.1.2. C. MPLS Echo Request packets are sent unlabeled to the prefix 192.10.1.2. D. MPLS Echo Request packets are sent over TCP.

Correct Answer: B