Nokia 4A0-C02 Nokia SRA Composite Exam Online Training
Nokia 4A0-C02 Online Training
The questions for 4A0-C02 were last updated at Feb 02,2025.
- Exam Code: 4A0-C02
- Exam Name: Nokia SRA Composite Exam
- Certification Provider: Nokia
- Latest update: Feb 02,2025
Click the exhibit.
Router R6 is a route reflector with clients R1, R2, R4 and R5. R4 receives three routes from router R6 and is configured with ECMP 3.
Given the following BGP configuration on router R4, how many primary and backup paths will be present in router R4’s BGP routing table?
- A . Two primary paths and one backup path.
- B . One primary path and two backup paths.
- C . Three primary path and one backup path,
- D . Three primary paths.
Which of the following is TRUE if the state of one BGP neighbor shows Active?
- A . The neighbor will send a Keepalive message.
- B . The router is trying to initiate a TCP connection to that neighbor.
- C . The router received an Open message with the correct parameters.
- D . The router is actively exchanging updates with that neighbor.
Which of the following is TRUE if a BGP session state is Connect?
- A . BGP is waiting for the TCP connection to be completed.
- B . BGP has established a TCP connection, and an Open message has been sent to that neighbor.
- C . The BGP session has been interrupted, and a TCP connection is being re-established.
- D . BGP has failed to establish a TCP connection to that neighbor, and ConnectRetry has been reset to zero.
A BGP router has loopback interfaces 192.168.1.1/27 and 192.168.2.1/27 advertised into BGP using the following export policy. The "aggregate 192.168.0.0/16" command is executed.
What is the effect of this configuration?
- A . A single route for 192.168.0.0/16 is advertised.
- B . BGP routes 192.168.1.0/27, 192.168.2.0/27, and 192.168.0.0/16 are advertised.
- C . BGP routes 192.168.1.0/27 and 192.168.2.0/27 are advertised, and 192.168.0.0/16 appears as a "Blackhole" route in the route table only.
- D . The given export policy is invalid.
An Alcatel-Lucent 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 . Both neighbors R1and R2 should be part of AS 65540.
- B . Neighbor R1should be part of AS 65550, while neighbor R2 should be part of AS 65540.
- C . Neighbor R1should be part of AS 65550, while neighbor R2 should be part of AS 65560.
- D . Both neighbors R1and R2 should be part of AS 65560.
What kind of BGP attribute is the Local Preference?
- A . Optional transitive attribute.
- B . Optional non-transitive attribute.
- C . Well-known mandatory attribute.
- D . Well-known discretionary attribute.
What are the well-known mandatory BGP attributes?
- A . Origin, Next Hop and Local Preference.
- B . Local preference, AS Path and Next Hop.
- C . Aggregator, Next Hop and AS Path.
- D . AS Path, Next Hop and Origin.
Click the exhibit.
Which of the following statements best describes the BGP sessions within the given network?
- A . The session between AS 65202 and AS 65206 is an iBGP session.
- B . The session between AS 65204 and AS 65206 is an intra-confederation eBGP session.
- C . A BGP session is required between AS 65202 and AS 65204.
- D . The BGP sessions within the member ASs are known as inter-confederation BGP sessions.
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 first route 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 . All routes will appear in the RIB-Out.
Click the exhibit.
Assuming router A is configured with "next-hop-self", what does the BGP update for prefix 192.168.0.1/27 contain when it arrives at router B?
- A . AS Path of 65200 65100, Next Hop of router A.
- B . AS Path of 65200 65100, Next Hop of router E.
- C . AS Path of 65100, Next Hop of router A.
- D . AS Path of 65100, Next Hop of router E.