Nokia 4A0-C02 Real 2022 Braindumps Mock Exam Dumps
4A0-C02 Exam Questions | Real 4A0-C02 Practice Dumps
NEW QUESTION 104
Assuming TLDP and RSVP are both being used in an MPLS network core which of the following statements is true?
- A. TLDP is used to create the outer label, RSVP is used to create the inner label.
- B. TLDP and RSVP can be used to create either labels based on how they are configured.
- C. TLDP and RSVP cannot be used in the same network since they both provide the same label.
- D. When RSVP is used, TLDP must be disabled and static vc labels should be used.
- E. TLDP is used to create the inner label, RSVP is used to create the outer label.
Answer: E
NEW QUESTION 105
A LAG is configured with LACP passive mode enabled. When will LACP packets be sent?
- A. Never.
- B. On initialization and then every hello-interval.
- C. Every 1 second.
- D. Only after receiving LACP packets.
Answer: D
NEW QUESTION 106
In a VPRN, which of the following are supported as PE-CE routing methods on the Alcatel-Lucent 7750 SR? (Choose four).
- A. IS-IS
- B. RIP
- C. Static
- D. MP-BGP
- E. BGP
- F. OSPF
Answer: B,C,E,F
NEW QUESTION 107
Click on the exhibit below.
Assume a CE router is connected to the SAP of each PE. The arp cache of all CE routers is empty and the FDB for VPLS 300 is empty. The CE router connected to PE-A initiates a ping towards the CE router connected to PE-C. The ping is successful. Which of the following statements are true? (Choose 2)
- A. The FDB on PE-B will contain an entry for the CE router connected to PE-A.
- B. The FDB on PE-A will contain entries for all CE routers.
- C. The FDB on PE-C will contain entries for the CE router connected to PE-A and the CE router connected to PE-C.
- D. The FDB on PE-B will contain an entry for all CE routers.
Answer: A,C
NEW QUESTION 108
Click on the exhibit below.
If the SDP between R2 and R1 goes down, what devices will be reachable from R2 through the VPLS?
- A. Only R4 will be reachable through the VPLS.
B All devices will be reachable through the VPLS. - B. No devices will be reachable.
- C. R4 and R3 will remain reachable.
Answer: A
NEW QUESTION 109
What needs to be configured in a VPLS in order to forward customer STP BPDUs transparently?
- A. Spanning tree must be enabled within the VPLS.
- B. Spanning tree BPDUs must be tagged.
- C. Spanning tree BPDUs must be untagged.
- D. Spanning tree must be disabled within the VPLS.
Answer: D
NEW QUESTION 110
Assume all router-IDs are properly configured, and global IPv6 addresses are used to establish eBGP sessions. Which of the following configurations is required on router A so that router B can exchange traffic with router D?
- A. Option A
- B. Option D
- C. Option B
- D. Option C
Answer: A
NEW QUESTION 111
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 router R6 is configured with "advertise-external", what is the expected output of "show router bgp routes" when executed on router R1?
- A. Option C
- B. Option B
- C. Option A
- D. Option D
Answer: D
NEW QUESTION 112
Which of the following statements are TRUE regarding the building of a QoS-enabled network? (Choose two)
- A. Native IP packets entering a network port will not be marked at the first network egress by default.
- B. It is important that all packets are classified in the same way at all SAP-ingress points.
- C. Native IP packets entering a network port will be marked at the first network egress by default
- D. Native IP packets entering a network port will be marked at the first network egress, regardless of the re-marking configuration.
- E. Packet enters a node will be treated as per the local hop's configured policy.
- F. Once a packet is classified to a forwarding class, it cannot change across the network.
Answer: A,E
NEW QUESTION 113
In a VPRN that uses MPLS transport tunnels, which of the following statements about P devices is TRUE?
- A. P devices must support MP-BGP.
- B. P devices participate in service provider core routing.
- C. P devices are not required to be MPLS-enabled.
- D. P devices must be aware of the VPRNs.
Answer: B
NEW QUESTION 114
When deploying Active/Standby pseudowires, the CE does not require any special configuration
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 115
When using an egress port scheduler, on which scheduling loop are orphaned queues serviced?
- A. Level 1 between CIR and PIR.
- B. Level 1, once all PIR is serviced.
- C. Level 8, once all PIR is serviced.
- D. Level 1 within CIR.
- E. Level 8 within CIR.
- F. Level 8 between CIR and PIR.
Answer: C
NEW QUESTION 116
You are configuring a VPLS spoke termination to a VPRN on an Alcatel-Lucent 7750 SR. If LDP is used for all transport tunnels, what type of sessions are established by the VPRN PE router that is configured with the spoke termination?
- A. LDP sessions with the other VPRN PE routers and the VPLS PE router
- B. T-LDP sessions with the other VPRN PE routers and the VPLS PE router
- C. T-LDP and LDP sessions with the other VPRN PE routers and LDP sessions with the VPLS PE router
- D. T-LDP and LDP sessions with the other VPRN PE routers and the VPLS PE router
- E. LDP sessions with the other VPRN PE routers, and both T-LDP and LDP sessions with the VPLS PE router
Answer: E
NEW QUESTION 117
Which of the following statements regarding unicastand multicast frames is true for a traditional layer 2 switch? (Choose 2)
- A. Multicast frames only forward out ports that have a known receiver.
- B. Unicast frames only forward out ports that have a known receiver.
- C. If the FDB is empty, unicast and multicast frames are treated equally.
- D. If the FDB has an entry for the unicast frame, both unicastand multicast are treated equally.
Answer: B,C
NEW QUESTION 118
Click the exhibit.
Router R6 is a route reflector with clients R1, R2 and R5. Router R3 advertises the prefix 192.168.1.0/27 to routers R1, R2 and R5. How many routes for prefix 192.168.1.0/27 will router R6 receive?
- A. 0
- B. None
- C. 1
- D. 2
Answer: C
NEW QUESTION 119
What is the maximum number of SAP-ingress policies that can be applied on a SAP?
- A. 0
- B. 1
- C. 2
- D. 3
- E. 4
- F. 5
Answer: E
NEW QUESTION 120
Which of the following regarding route reflectors is TRUE?
- A. There can only be one level of route reflectors in the topology.
- B. Clients should have iBGP sessions with each other to maintain the mesh.
- C. Only the route reflector is configured with a cluster ID .
- D. There can only be one route reflector in a cluster.
Answer: C
NEW QUESTION 121
Which of the following statements regarding the Internet is FALSE?
- A. It is a settlement-free global network that provides interconnection between Internet service providers.
- B. It is a global network relying on interconnections provided by Internet service providers.
- C. It is a network that allows any Internet service provider to reach every other Internet service provider in the world.
- D. It is a continuous and interconnected set of public IP networks, advertised and shared across the globe.
Answer: A
NEW QUESTION 122
Click the exhibit button below.
At router PE1, customer packets are arriving tagged with a dotlp value of 6 and marked with a DSCP value of EF.
Based on the configuration shown below for a VPLS service, what will be the DSCP and EXP marking for the packet egressing the network port on this PE router? (Choose two)
- A. The DSCP value will remain as ef.
- B. The DSCP value will be set to af21.
- C. The DSCP value will be set to af23.
- D. The EXP value, in the MPLS headers, will be set to 3.
- E. The EXP value, in the MPLS headers, will be set to 4.
Answer: A,D
NEW QUESTION 123
In RSTP, which state do all ports initialize in?
- A. Root
- B. Listening
- C. Designated
- D. Discarding
- E. Forwarding
Answer: D
NEW QUESTION 124
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. PE-A must replicate the frame to all devices in the Metro A
- B. PE-A must replicate the frame to all PEs within Metro A
- C. All of the above
- D. PE-A must replicate the frame to all devices participating in the VPLS
Answer: B
NEW QUESTION 125
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