4A0-C01 by Nokia Actual Free Exam Q&As

Question 1

Which of the following regarding MPLS encapsulation for VPRN services is TRUE?

A. The customer's Layer 3 header is removed at the iLER. B. The customer's Layer 2 header is removed at the eLER. C. The customer's Layer 3 header is removed at the eLER. D. The customer's Layer 2 header is removed at the iLER.

Discussion 0

Correct Answer: A Vote an answer

Question 2

Which of the following about VPRNs is FALSE?

A. A VPRN is a Layer 3 service. B. A PE maintains a separate forwarding table for each VPRN. C. Multiple VPRNs can be deployed over the same IP/MPLS network infrastructure. D. The service provider manages the customers IP addressing.

Discussion 0

Correct Answer: D Vote an answer

Question 3

Which of the following about VPRN route targets is FALSE?

A. Route targets identify the egress SAP of a service towards a CE. B. Route targets identify the VRF that a VPN-IFV4 prefix is associated with. C. Route targets are carried in MP-BGP updates. D. Route targets are communicated between PEs that are part of a specific VPRN.

Discussion 0

Correct Answer: A Vote an answer

Question 4

Which of the following about T-LDP on the Alcatel-Lucent 7750 SR is FALSE?

A. T-LDP is used to signal service labels for Layer 2 services. B. T-LDP is used in LDP over RSVP solution. C. T-LDP is used to provide an end-to-end session between two PE routers. D. T-LDP is used to establish transport tunnels for Layer 2 services.

Discussion 0

Correct Answer: D Vote an answer

Question 5

Which of the following TLV fields is included in an IS-IS Hello packet?

A. The IP internal reachability information TLV Area Addresses TLV Authentication Information TLV B. Area addresses TLV Intermediate system neighbors TLV Authentication information TLV C. The IP external reachability information TLV Area addresses TLV Intermediate system neighbors TLV D. Intermediate system neighbors TLV Area addresses TLV LSP entries TLV

Discussion 0

Correct Answer: B Vote an answer

Question 6

Port 1/1/1 has been configured as an access port with encapsulation dot1q on an Alcatel-Lucent 7750 SR.
Which of the following statements are TRUE? (Choose 2)

A. The SAP 1/1/1 will forward all traffic transparently. B. The SAP 1/1/1:0.* will forward all untagged traffic and traffic tagged with VLAN 0. C. TheSAP1/1/1:400 will forward customer traffic tagged with VLAN 400 D. The SAP 1/1/1:* will forward untagged traffic but not tagged traffic. E. The SAP 1/1/1:0 will forward untagged traffic and traffic tagged with VLAN 0

Discussion 0

Correct Answer: C,E Vote an answer

Question 7

In an IP datagram, which of the following fields identifies the receiving application?

A. The port field of the network layer address. B. The port field of the transport layer header. C. The protocol field of the network layer header. D. The protocol field of the transport layer header.

Discussion 0

Correct Answer: B Vote an answer

Question 8

On an Alcatel-Lucent 7750 SR, which vc-type will strip service delimiting tags at the ingress PE?

A. vc-type dotlq B. vc-type ether C. vc-type vlan D. vc-type null

Discussion 0

Correct Answer: B Vote an answer

Question 9

Click on the exhibit.

An LDP tunnel is established on router R1 towards router R6. The link between routers R2 and R4 goes down.
What will happen to the MPLS data traffic to router R6 IMMEDIATELY after the link goes down?

A. MPLS data traffic will not be discarded because of fast reroute capability on router R2. B. MPLS data traffic will be discarded unless the LDP tunnel has a standby secondary path. C. MPLS data traffic will not be discarded because router R1 received labels from both next-hops, routers R2 and R3. D. MPLS data traffic will be discarded until the IGP finds a new next-hop to router R3.

Discussion 0

Correct Answer: B Vote an answer

Nokia NRS II Composite - 4A0-C01 Exam Practice Test