Latest [Dec 02, 2021] 4A0-C02 Exam with Accurate Nokia SRA Composite Exam PDF Questions
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Nokia 4A0-C02 Exam Syllabus Topics:
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NEW QUESTION 202
Which of the following describes how a route is handled when is received at the PE from the local CE?
- A. It will be placed into the customer VRF and require an export policy to be propagated to the BGP table
- B. It will be placed into the customer VRF and then be propagated to the BGP table only if BGP is used as the PE-CE protocol
- C. It will be placed into the customer VRF and automatically propagated into the BGP table
- D. It will be placed into the customer VRF and require an export policy to be propagated to the BGP table if RIP is used as the PE-CE protocol
- E. It will be placed into the customer VRF and require an export policy to be placed into the BGP table if a protocol other than BGP is used as the PE-CE protocol
Answer: C
NEW QUESTION 203
In a VPRN, how does the service provider ensure that customer addresses are unique when multiple customers use the same address space?
- A. The Route Target ensures that addresses are unique between customers
- B. The Route Distinguisher ensures that addresses are unique between customers.
- C. The provider will advise the customers to change their addresses
- D. It is the customer responsibility to ensure their address space is unique
- E. The provider will use NAT to ensure that addresses are unique between customers
Answer: B
NEW QUESTION 204
Which of the following about the control plane in Carrier Supporting Carrier (CSC) VPRN is FALSE?
- A. The customer carrier does not learn any network provider internal routes.
- B. End-customer routes are populated in the network provider CSC VRF.
- C. Routes exchanged between the customer carrier and the network provider are labeled.
- D. The network provider learns customer carrier PE system addresses.
Answer: B
NEW QUESTION 205
Click the exhibit.
Router R1 is a route reflector with clients R2, R5 and R6. Prefixes advertised by router R5 have a local preference of 200. Router R3 advertises the prefix 192.168.1.0/27 to routers R5 and R6.
Assuming that none of the routers in AS 65540 is configured with "advertise-external", what is the expected output of "show router bgp routes" on router R2?
- A. Option C
- B. Option A
- C. Option B
- D. Option D
Answer: B
NEW QUESTION 206
When deploying Active/Standby pseudowires, the CE does not require any special configuration
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 207
Which of the following is TRUE?
- A. Community is a well-known discretionary attribute.
- B. Community is an optional non-transitive attribute.
- C. Community is an optional transitive attribute.
- D. There can only be one community associated with a route.
Answer: C
NEW QUESTION 208
Which of the following statements BEST describes the IntServ model?
- A. Has the ability to distinguish traffic in 32 different ways.
- B. Has the ability to manually configure foiwarding classes through a network.
- C. Uses the RSVP protocol to create macroflows through a network.
- D. Uses the RSVP protocol to create microflows through a network.
Answer: D
NEW QUESTION 209
The operation of a VPLS can be best described by which of the following statements?
- A. A frame should be sent to the PE that connects to the target site whenever possible.
- B. Only (a) and (b) are true.
- C. A frame should be flooded as little as possible.
- D. Customer frames should be switched based on the destination MAC address.
- E. All of the above.
Answer: E
NEW QUESTION 210
The following VPLS services have been configured. Which of the following statements is TRUE?
- A. A frame with an outer VLAN tag of 100 will be forwarded to VPLS 2.
- B. All frames with more than one VLAN tag will be dropped.
- C. All untagged frames will be dropped.
- D. A frame with an outer VLAN tag of 200 and inner VLAN tag of 300 will be forwarded to VPLS 3.
- E. A frame with a single VLAN tag of 500 will be forwarded to VPLS 1.
Answer: A
NEW QUESTION 211
A physical port has three associated buffer pools. Which of the following buffer pool combinations is associated to a physical port?
- A. Port ingress, port egress, network egress
- B. Access ingress, access egress, network egress
- C. Access ingress, network ingress, network egress
- D. Port ingress, network ingress, network egress
- E. Port ingress, port egress, shared bi-directional
Answer: B
NEW QUESTION 212
Router R4 is an Alcatel-Lucent 7750 SR configured for the extranet VPRN network. Which CLI command is executed on router R4 to produce the displayed output?
- A. "show router 10 route-table"
- B. "show router route-table"
- C. There is no CLI command that can produce this output on router R4
- D. "show router 20 route-table"
Answer: B
NEW QUESTION 213
Click the exhibit button below. Given the scheduler-policy (below), how much bandwidth can the best-effort traffic receive (PIR and CIR) when the ingress rate of each queue is 10Mbps?
- A. PIR = 5Mbps, CIR = 1.25Mbps
- B. PIR = 4Mbps. CIR = 1Mbps
- C. PIR = 1Mbps, CIR = 1 Mbps
- D. PIR = 1.25Mbps, CIR = 1.25Mbps
- E. PIR = 10Mbps, CIR = 1Mbps
Answer: C
NEW QUESTION 214
Given that ISP 1 and ISP 2 are Tier 2 providers, and that ISP 3 and ISP 4 are Tier 1 providers, what is the most likely relationship between ISP 1 and the other ISPs?
- A. ISP 1 has a peering relationship with ISP 2 and ISP 3.
- B. ISP 1 has a transit relationship with ISP 2 and a peering relationship with ISP 3.
- C. ISP 1 has a transit relationship with ISP 2 and ISP 4.
- D. ISP 1 has a peering relationship with ISP 2 and a transit relationship with ISP 3.
- E. ISP 1 has a peering relationship with ISP 2 and ISP 4.
Answer: D
NEW QUESTION 215
What are the advantages of running a physical ring topology with a mesh of mesh-SDPs? (Choose 2)
- A. STP is not required to break the loop because of split-horizon rules.
- B. If the traffic is primarily multicast, a full mesh of SDPs is a simple and efficient design.
- C. If the traffic is primarily Unicast, a full mesh of SDPs is a simple and efficient design.
- D. STP can be used to break the loop.
Answer: A,C
NEW QUESTION 216
Click the exhibit.
For the PE hub and spoke VPRN, on which PE(s) should the VPRN service command target export target: 65100:1 import target: 65100: 2 " be configured?
- A. PE2, PE3 and PE4
- B. This command is not required for the configuration of this PE hub and spoke VPRN.
- C. PE1
- D. PE1, PE2, PE3 and PE4
Answer: C
NEW QUESTION 217
Assuming that none of the routers within AS 65200 is configured with next-hop-self", what will the BGP update for the 192.168.0.1/27 prefix contain when it arrives at router B?
- A. AS Path of 65100, Next Hop of router E
- B. AS Path of 65200 65100, Next Hop of router A
- C. AS Path of 65100, Next Hop of router A
- D. AS Path of 65200 65100, Next Hop of router E
Answer: A
NEW QUESTION 218
Which of the following about eiBGP Load Balancing is FALSE?
- A. Allows a PE router to load share traffic across routes learned from both direct CE-PE peerings and MP-BGP peerings.
- B. The RD of the VPRN on the local PE must be different from the RD of the remote PEs.
- C. ecmp and multipath must be configured within the VPRN instance.
- D. Is enabled in the config>router>bgp context
Answer: D
NEW QUESTION 219
Which SDP on R3 will MAC addresses be associated with for devices behind R2?
- A. Devices behind R2 will be associated with the sdp between R3 and R4.
- B. It depends if traffic is received via R4 or R1 from devices behind R2.
- C. The devices cannot communicate based on the configuration in the diagram so there will be no mac address association.
- D. Devices behind R2 will be associated with the sdp between R3 and R1.
Answer: D
NEW QUESTION 220
Router R3 is configured with an import policy to reject updates with an AS Path matching the regular expression ".+ 65540". Which of the following regarding updates originating in AS 65540 is TRUE?
- A. Router R3 accepts updates transited through router R2 and rejects updates received from router R1.
- B. Router R3 accepts updates from both routers R1 and R2.
- C. Router R3 rejects all updates originating in AS 65540.
- D. Router R3 accepts updates received from router R1 and rejects updates transited through router R2.
Answer: D
NEW QUESTION 221
Click on the exhibit below.
If the device connected to PE-A in Metro A sends a frame to PE-A that requires replication within the VPLS which devices is PE-A responsible for replicating the frame to?
- A. All of the above
- B. PE-A must replicate the frame to all devices participating in the VPLS
- C. PE-A must replicate the frame to all PEs within Metro A
- D. PE-A must replicate the frame to all devices in the Metro A
Answer: C
NEW QUESTION 222
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