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Nokia 4A0-114 exam covers a range of topics related to BGP, including BGP configuration and troubleshooting, BGP policies, BGP route selection and manipulation, and BGP scaling and optimization. 4A0-114 exam is intended for network engineers, administrators, and consultants who work with Nokia Service Routers in service provider or enterprise environments. Successful completion of 4A0-114 exam validates the candidate's expertise in BGP and qualifies them for Nokia's SRC program.
Nokia 4A0-114 certification exam is a comprehensive exam that covers a wide range of topics related to BGP. It includes questions on BGP fundamentals, routing policies, route filtering, and BGP scaling techniques. 4A0-114 exam is designed to test the candidate's understanding of the protocols and technologies used in BGP, and their ability to apply this knowledge to real-world scenarios.
NEW QUESTION # 10
Which of the following statements about Route Distinguishers (RD) is FALSE?
- A. An RD is a 64-bit value.
- B. A unique RD value is assigned to each VPRN service.
- C. An RD is prepended to an IPv4 prefix to form a VPN-IPv4 prefix.
- D. An RD is used to indicate the VPRN service to which a route update is relevant.
Answer: A
NEW QUESTION # 11
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 4
- C. Route 3
- D. Route 1
Answer: A
NEW QUESTION # 12
Which of the following statements regarding BGP shortcuts is FALSE?
- A. The transit routers need to support LDP or RSVP-TE LSPs.
- B. Edge and transit routers need to be configured with BGP.
- C. A full mesh of iBGP peering sessions is not required,
- D. MPLS tunnels are used to carry transit traffic across the network.
Answer: B
NEW QUESTION # 13
What does an EVPN VPLS do that a traditional VPLS does not do?
- A. It provides a multipoint connectivity service.
- B. It maintains a forwarding database.
- C. It acts as a switch, carrying full layer-2 frames between customer sites.
- D. It uses control-plane MAC learning.
Answer: D
NEW QUESTION # 14
Which of the following statements about router reflectors is FALSE?
- A. A full iBGP mesh is required among route reflectors.
- B. A router reflector disables the iBGP split-horizon rule for its clients.
- C. Route reflectors are used to reduce the number of iBGP sessions required in an AS.
- D. A route reflector can have both iBGP and eBGP clients.
Answer: A
NEW QUESTION # 15
In the diagram, the BGP import policy "north-and-south" is applied to router R5. Router R1 advertises the prefix 140.100.1.0/24 with a community set to "65200:1". Which of the following statements about how router R5 processes the received route update for prefix 140.100.1.0/24 is TRUE?
- A. The prefix is rejected.
- B. The prefix's community value is modified to 65200:2.
- C. The prefix's community value is removed.
- D. The prefix's local preference is set to 20.
Answer: B
NEW QUESTION # 16
Which of the following statements about the MED BGP path attribute is FALSE?
- A. The MED BGP path attribute is transitive.
- B. The MED BGP path attribute is optional.
- C. The MED BGP path attribute's value is set by a router at the edge of an AS.
- D. Routes having lower values in their MED BGP path attribute are preferred.
Answer: C
NEW QUESTION # 17
Which of the following is considered a best practice for BGP address planning?
- A. Advertising external networks into IGP.
- B. Using system addresses for setting up iBGP sessions.
- C. Optimizing BGP route table by exporting IGP routes into BGP.
- D. Exporting the networks associated with the external links of eBGP peers into BGP.
Answer: B
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 flags both updates as invalid.
- B. Router RA accepts both updates and flags them as used.
- C. Router RA prefers the update received from router RR2.
- D. Router RA prefers the update received from router RR1.
Answer: A
NEW QUESTION # 19
Which of the following statements about BGP is FALSE?
- A. BGP uses Hello messages to dynamically discover BGP peers.
- B. BGP was originally designed as an exterior routing protocol.
- C. BGP uses the OPEN message to exchange capability parameters between routers.
- D. To establish a BGP session, a TCP session must first be established between the two routers.
Answer: B
NEW QUESTION # 20
Which of the following statements about a distributed EVPN VPRN service is FALSE?
- A. It relies on MP-BGP and on the EVPN address family to populate its routing table.
- B. It acts as a router, carrying IP packets between customer sites.
- C. It requires two types of interfaces, one towards customer sites and one towards the backhaul VPLS.
- D. Its configured route target indicates to the PE router which of the received BGP route updates are relevant to this VPRN.
Answer: C
NEW QUESTION # 21
A TCP connection fails to be established with a BGP peer. Which of the following are valid options for the BGP connection state?
- A. Idle or Connect
- B. Connect or Active
- C. Connect or Open Sent
- D. Idle or Active
Answer: B
NEW QUESTION # 22
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. All routes will appear in the RIB-Out.
- B. Only the second route will appear in the RIB-Out.
- C. Only the third route will appear in the RIB-Out.
- D. Only the first route will appear in the RIB-Out.
Answer: D
NEW QUESTION # 23
Given the network shown, which of the following is the correct BGP configuration for RR1?
- A.
- B.
- C.
- D.
Answer: D
NEW QUESTION # 24
Which of the following statements about IPv6 Link-Local addresses is FALSE?
- A. They are assigned to every physical interface running IPv6.
- B. They have an interface ID derived by default from the interface's IPv4 address.
- C. They are only valid for communication within the same broadcast domain.
- D. They all have the same 64-bit subnet prefix.
Answer: B
NEW QUESTION # 25
In the diagram below, an end-to-end transport tunnel needs to be established between PE1 and PE2 using MP-BGP. Which of the following items is NOT required?
- A. Each PE router needs to advertise an IP address as a labeled BGP route to identify the tunnel endpoint.
- B. MP-BGP address families label-ipv4 or label-ipv6 need to be supported on each of the edge routers.
- C. Either RSVP, LDP, or segment routing tunnels need to be established within each region.
- D. Either RSVP, LDP, or segment routing tunnels need to be established between regions.
Answer: A
NEW QUESTION # 26
An export policy is applied on a router to advertise a prefix to its eBGP peers. By default, which of the following updates are made to the route attributes?
- A. NEXT_HOP is set to the neighbor router's interface IP address.
- B. COMMUNITY is set to the local AS number.
- C. LOCAL_PREFERENCE is set to 100.
- D. The local AS number is added to AS_PATH.
Answer: D
NEW QUESTION # 27
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. 65200:400
- B. 65200:100
- C. 65200:300
- D. 65200:200
Answer: D
NEW QUESTION # 28
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To pass the Nokia 4A0-114 exam, candidates must demonstrate a deep understanding of BGP concepts, as well as the ability to configure and troubleshoot BGP networks using Nokia equipment. 4A0-114 exam consists of 60 multiple-choice questions, and candidates have 90 minutes to complete it. To achieve a passing score, candidates must earn a minimum of 70% on the exam.
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