Jan-2022 Nokia 4A0-C04 Certification Real 2022 Mock Exam
4A0-C04 Exam Questions and Valid PMP Dumps PDF
NEW QUESTION 72
Which of the following about an ERO in an RSVP PATH message is FALSE?
- A. ERO is not always present in the PATH message.
- B. Each downstream router updates information inside the ERO.
- C. ERO contains label information used to signal an LSP path.
- D. ERO is used by downstream routers to determine the next-hop for the LSP.
Answer: C
NEW QUESTION 73
Click the exhibit.
Routers RR1 and RR2 are route reflectors with the same Cluster-ID. How does router RA treat the updates for prefix 192.168.1.0/27 received from routers RR1 and RR2?
- A. Router RA prefers the update received from router RR2.
- B. Router RA prefers the update received from router RR1.
- C. Router RA accepts both updates and flags them as used.
- D. Router RA flags both updates as invalid.
Answer: D
NEW QUESTION 74
Exhibit
Given the two configurations shown, identify the two incorrect statements below: (Choose two)
- A. Metric values differ, but this does not prevent OSPF operation.
- B. Both routers will generate OSPF Hello packets.
- C. The interface type settings differ, but OSPF will still operate correctly.
- D. The system interface is missing in one configuration so OSPF will not operate correctly.
Answer: C,D
NEW QUESTION 75
Which of the following devices inspects the MPLS header in the received packet, and exchanges it for a new MPLS header?
- A. iLER
- B. LSR
- C. eLER
- D. LER
- E. PE
Answer: B
NEW QUESTION 76
Click the exhibit button.
In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. Assuming that there are no stub networks, which of the following statements regarding Type 4 LSA generation is true?
- A. Router R3 generates a Type 4 LSA that is flooded to area 0, and router R6 generates a Type 4 LSA that is flooded to area 2.
- B. Router R3 generates a Type 4 LSA that is flooded to areas 0 and 2.
- C. Router R3 generates a Type 4 LSA that is flooded to areas 0, 1, and 2.
- D. Router R1 generates a Type 4 LSA that is flooded to areas 0, 1, and 2.
Answer: A
NEW QUESTION 77
A static route is created using the command "static-route 0.0.0.0/0 next-hop 3.3.3.1". What command could be used to test the static route on an Nokia 7750 SR?
- A. Ping 0.0.0.0
- B. Ping static 0.0.0.0/0
- C. Ping 3.3.3.1
- D. Ping static 3.3.3.1
Answer: C
NEW QUESTION 78
Click on the exhibit.
The route table on router R2 shows the system address of router R5 but it does not show any of the interfaces from the non-OSPF area.
What may be causing this?
- A. Router R5 does not have an export policy for these prefixes.
- B. 'asbr' is missing from router R1's configuration.
- C. Router R1 needs to have an export policy added to it.
- D. Router R1 needs to have an import policy added to it.
Answer: A
NEW QUESTION 79
Click on the exhibit.
This policy is applied on a router as an LDP export policy and an LDP session has been established between this router and its neighboring router. In addition to the FECs learned from its neighbors, what additional FECs will appear in this router's LIB?
- A. Local FECs that are in the 192.168.1.0/24 address space.
- B. All FECs except the local FECs that are in the 192.168.1.0/24 address space.
- C. All FECs that are in the 192.168.1.0/24 address space.
- D. All FECs that are not in the 192.168.1.0/24 address space.
Answer: A
NEW QUESTION 80
A BGP session is in OpenConfirm state. Which of the following messages must be received to transition to Established state?
- A. Notification
- B. Update
- C. Keepalive
- D. Open
Answer: C
NEW QUESTION 81
What are some of the characteristics of Nokia's implementation of non-stop routing? (Choose two)
- A. Uses Graceful Restart to inter-operate with other vendors
- B. Transparent to routing neighbors
- C. No protocol extensions required
- D. Only supported by OSPF and IS-IS
Answer: B,C
NEW QUESTION 82
Which of the following about VPLS MAC learning is TRUE?
- A. Mesh SDPs assist MAC learning by flooding traffic to other mesh SDPs.
- B. Frames received on a SAP that are broadcast, multicast or unknown are flooded.
- C. The FDB only stores the MAC addresses of remote sites.
- D. A PE keeps a single FDB for all VPLSes it has.
Answer: B
NEW QUESTION 83
What is the default inbound metric for RIP on the Nokia 7750 SR?
- A. A value of 1.
- B. Whatever the advertised metric happens to be.
- C. This must be administratively set as there is no default value.
- D. A value of 15.
Answer: A
NEW QUESTION 84
Which of the following about the components of a distributed service on the Nokia 7750 SR is TRUE?
- A. A service is created on each site before the customer is created.
- B. SAPs must be created before a service is created.
- C. A SAP can only be used by one service on a router.
- D. A dedicated SDP needs to be created for each service.
Answer: C
NEW QUESTION 85
An Nokia 7750 SR has the BGP configuration shown below. Assuming the router has established BGP sessions to routers R1 and R2, which of the following is TRUE?
- A. Neighbor R1should be part of AS 65550, while neighbor R2 should be part of AS 65540.
- B. Both neighbors R1and R2 should be part of AS 65560.
- C. Both neighbors R1and R2 should be part of AS 65540.
- D. Neighbor R1should be part of AS 65550, while neighbor R2 should be part of AS 65560.
Answer: D
NEW QUESTION 86
On an Nokia 7750 SR, which vc-type will strip service delimiting tags at the ingress PE?
- A. vc-type null
- B. vc-type dotlq
- C. vc-type vlan
- D. vc-type ether
Answer: D
NEW QUESTION 87
What is the source IP address in an OSPF update?
- A. The system address of the router
- B. The unicast IP address of the interface the update is being sent on.
- C. 224.0.0.6
- D. 224.0.0.5
Answer: B
NEW QUESTION 88
Which of the following is NOT considered an option of export policies?
- A. Preventing unwanted NLRI from entering the AS.
- B. Sending MEDs to influence ingress traffic from peers.
- C. Advertising customer networks into BGP.
- D. Sending aggregates that summarize the AS s address space.
Answer: A
NEW QUESTION 89
What happens by default on an Nokia 7750 SR when a VPLS accepts a tagged frame at the ingress SAP
1/1/1:100?
- A. The FCS is verified and kept in the customer frame. The VLAN tag is removed for transport over the network.
- B. The FCS is verified and kept in the customer frame. The VLAN tag is kept and transported over the network.
- C. The FCS is verified and removed from the frame. The VLAN tag is removed for transport over the network.
- D. The FCS is verified and removed from the frame. The VLAN tag is kept for transport over the network.
Answer: C
NEW QUESTION 90
Router R1, in AS 65540, has the export policy shown below. It advertises an aggregate route to eBGP peer router R2 in 65550. What is the AS Path of the aggregate route received by router R2?
- A. 65540 65540
- B. 0
- C. 65550 65540
- D. 65540 1
Answer: A
NEW QUESTION 91
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