Nokia 4A0-114 Exam Dumps - PDF Questions and Testing Engine
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NEW QUESTION # 14
Which of the following statements about the MED BGP path attribute is FALSE?
- A. The MED BGP path attribute is optional.
- B. The MED BGP path attribute is transitive.
- C. Routes having lower values in their MED BGP path attribute are preferred.
- D. The MED BGP path attribute's value is set by a router at the edge of an AS.
Answer: D
NEW QUESTION # 15
Which of the following regarding route reflectors is TRUE?
- A. There can only be one route reflector in a cluster.
- 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 level of route reflectors in the topology.
Answer: C
NEW QUESTION # 16
What type of information does a type-2 EVPN route update carry?
- A. It carries a host MAC address and optionally the associated IP address that belongs to the same host.
- B. It carries a host MAC address and optionally the IP prefix of the subnet where the host is located.
- C. It carries an IP prefix and its associated mask.
- D. It carries an IP address and requests the MAC address of the corresponding host.
Answer: A
NEW QUESTION # 17
Which of the following statements about BGP peering sessions is FALSE?
- A. eBGP peers have to be adjacent to each other.
- B. BGP peers need IP reachability between them.
- C. BGP peers can be configured with different AS numbers.
- D. iBGP peers can be non-adjacent.
Answer: A
NEW QUESTION # 18
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 accepts both updates and flags them as used.
- C. Router RA prefers the update received from router RR1.
- D. Router RA flags both updates as invalid.
Answer: D
NEW QUESTION # 19
Which of the following statements about VXLAN encapsulation is TRUE?
- A. It uses VXLAN Network ID (VNI) to identify the transport tunnel and an additional IP header to identify the service tunnel.
- B. It uses a VXLAN Network ID (VNI) to identify the transport tunnel and an MPLS label to identify the service tunnel.
- C. It uses an additional IP header to identify the transport tunnel and a VXLAN Network ID (VNI) to identify the service tunnel.
- D. It uses an MPLS label to identify the transport tunnel and a VXLAN Network ID (VNI) to identify the service tunnel.
Answer: A
NEW QUESTION # 20
The diagram shows EVPN services and their associated route-target (RT) values. For the distributed VPRN service in the diagram, what will be the route-target value included in the EVPN routes exchanged between routers PE1 and PE2 to populate the VPRN's route table?
- A. 65200:100
- B. 65200:400
- C. 65200:300
- D. 65200:200
Answer: D
NEW QUESTION # 21
Which of the following is considered a best practice for BGP address planning?
- A. Exporting the networks associated with the external links of eBGP peers into BGP.
- B. Using system addresses for setting up iBGP sessions.
- C. Advertising external networks into IGP.
- D. Optimizing BGP route table by exporting IGP routes into BGP.
Answer: B
NEW QUESTION # 22
In the diagram below, a data packet is sent from CE1 to a far-end CE2 over a VPRN service across multiple regions. Which of the following statements about the tunnel labels is FALSE?
- A. The outer label is an RSVP, LDP, or segment routing label pushed by router Core1.
- B. The outer label will be popped by router Core2.
- C. The second label is a BGP label pushed by router RBR1.
- D. The service label is a label pushed by router PE1.
Answer: A
NEW QUESTION # 23
A BGP router receives the following routes. Which route is selected as best route?
1: 192.169.20.0/24 with local preference 100, MED 150, AS Path 65300 65200 from an eBGP neighbor
2: 192.169.20.0/24 with local preference 100, MED 100, AS Path 63200 from an iBGP neighbor
3: 192.169.20.0/24 with local preference 200, MED 150, AS Path 65400 63200 from an iBGP neighbor
4: 192.169.20.0/24 with local preference 200, MED 100, AS Path 63700 from an eBGP neighbor
- A. Route 2
- B. Route 3
- C. Route 1
- D. Route 4
Answer: A
NEW QUESTION # 24
Which of the following route reflection rules is NOT followed by a route reflector?
- A. If the best route is received from a client, propagate to all iBGP peers.
- B. If the best route is received from an eBGP peer, propagate to all iBGP peers.
- C. If the best route is received from a client, do not propagate to eBGP peers.
- D. If the best route is received from an eBGP peer, propagate to all eBGP peers.
Answer: C
NEW QUESTION # 25
Which of the following statements about a distributed EVPN VPRN service is FALSE?
- A. Its configured route target indicates to the PE router which of the received BGP route updates are relevant to this VPRN.
- B. It relies on MP-BGP and on the EVPN address family to populate its routing table.
- C. It acts as a router, carrying IP packets between customer sites.
- D. It requires two types of interfaces, one towards customer sites and one towards the backhaul VPLS.
Answer: D
NEW QUESTION # 26
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 R5?
- A. Option D
- B. Option A
- C. Option B
- D. Option C
Answer: D
NEW QUESTION # 27
Which of the following statements about BGP is FALSE?
- A. Route reflectors can reduce the number of iBGP sessions required.
- B. Peers need to be IP reachable to establish a BGP session.
- C. iBGP peers have to be adjacent to each other.
- D. The multihop parameter needs to be configured when eBGP peers are not adjacent to each other.
Answer: C
NEW QUESTION # 28
On the Nokia 7750 SR, which of the following is NOT an address family that BGP supports?
- A. VPN-IPv4
- B. Label-IPv4
- C. IPv4
- D. MP-EVPN
Answer: B
NEW QUESTION # 29
Which of the following statements about BGP is FALSE?
- A. BGP uses Hello messages to dynamically discover BGP peers.
- B. To establish a BGP session, a TCP session must first be established between the two routers.
- C. BGP uses the OPEN message to exchange capability parameters between routers.
- D. BGP was originally designed as an exterior routing protocol.
Answer: D
NEW QUESTION # 30
A router in AS 65100 receives three routes for 138.120.0.0/16. The first route has an AS Path of 65200 65400
65300 and a local preference of 150. The second route has an AS Path of 65200 65300 and a local preference of 100. The third route has an AS Path of 65600 65300 and a local preference of 100. Which route will appear in the RIB-out?
- A. Only the second route will appear in the RIB-Out.
- B. Only the first route will appear in the RIB-Out.
- C. Only the third route will appear in the RIB-Out.
- D. All routes will appear in the RIB-Out.
Answer: B
NEW QUESTION # 31
A traditional (non EVPN) VPRN service is configured using MP-BGP and LDP transport tunnels. Which of the following statements about the VPN service label is TRUE?
- A. The service label is advertised using LDP.
- B. The service label is carried in an MP-BGP VPN-IPv4 route update.
- C. The service label must be manually configured for the VPRN on each PE router.
- D. The service label is prepended to the customer IPv4 prefixes.
Answer: B
NEW QUESTION # 32
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