Nokia 4A0-102 Online Practice Questions and Exam Preparation

Nokia 4A0-102 Online Questions & Answers

• Question 141:

  Click the exhibit.

  

  Assume all router-IDs are properly configured, and link-local IPv6 addresses are used to establish the eBGP sessions. Which of the following is the MINIMAL configuration required on router A so that router B can exchange traffic with router D?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  C. Option C

• Question 142:

  Click the exhibit.

  

  Routers RR1 and RR2 are route reflectors with the same Cluster-ID. When the update for prefix 192.168.1.0/27 is received at router RA2, what are the Originator_ID and Cluster_List attributes?

  A. Originator_ID of RR1; and Cluster_List of 10.16.10.1.
  B. Originator_ID of RX; and Cluster_List of 10.16.10.1.
  C. Originator_ID of RR1; and the Cluster_List is not set.
  D. Neither the Originator_ID nor the Cluster_List is set.
  D. Neither the Originator_ID nor the Cluster_List is set.

• Question 143:

  Which of the following statements regarding BGP Fast Reroute is FALSE?

  A. BGP Fast Reroute is triggered by IGP events.
  B. The backup path is pre-computed and installed in the FIB.
  C. BGP Fast Reroute is independent of number of affected prefixes.
  D. BGP Fast Reroute uses the optimal path to the destination.
  D. BGP Fast Reroute uses the optimal path to the destination.

• Question 144:

  Which of the following is NOT a BGP message type?

  A. Route-Refresh
  B. OpenSent
  C. Notification
  D. Update
  E. Keepalive
  B. OpenSent

• Question 145:

  Which of the following regarding the connections between eBGP peers is TRUE?

  A. eBGP peers typically use system addresses for session establishment.
  B. eBGP peers are managed under a single administration.
  C. eBGP peers do not propagate updates learned via iBGP.
  D. eBGP peers are usually directly connected to each other.
  D. eBGP peers are usually directly connected to each other.

• Question 146:

  A BGP session is in OpenConfirm state. Which of the following messages must be received to transition to Established state?

  A. Update
  B. Open
  C. Notification
  D. Keepalive
  D. Keepalive

• Question 147:

  Click the exhibit.

  

  AS 65550 owns CIDR block 10.64.0.0/12. Router R3 is advertising Client1 and Client2 networks into BGP. Router R6 advertises the aggregate 10.64.0.0/12 to AS 65541 with "summary-only" enabled. Which of the following routes are received by router R7?

  A. Client1, Client2 and the aggregate.
  B. Only the aggregate.
  C. Only Client1 and the aggregate.
  D. Only Client2 and the aggregate.
  C. Only Client1 and the aggregate.

• Question 148:

  Click the exhibit.

  

  When router A receives the BGP update for the 192.168.0.1/27 prefix, it propagates it to routers B and C. What action is taken by router B when it receives the update?

  A. Router B propagates the BGP update to routers D and C.
  B. Router B propagates the BGP update to router D.
  C. Router B detects duplicates in its BGP database and discards the update.
  D. Router B propagates the update to routers A, C and D.
  B. Router B propagates the BGP update to router D.

• Question 149:

  Which of the following behaviors regarding the modification of BGP attributes within a confederation is TRUE?

  A. Next Hop is modified when crossing member AS boundaries within a confederation.
  B. Origin Code is modified when crossing member AS boundaries within a confederation.
  C. AS Path is modified when crossing member AS boundaries within a confederation.
  D. None of the well known mandatory attributes is modified within a confederation.
  C. AS Path is modified when crossing member AS boundaries within a confederation.

• Question 150:

  Which of the following is TRUE?

  A. There can only be one community associated with a route.
  B. Community is an optional non-transitive attribute.
  C. Community is an optional transitive attribute.
  D. Community is a well-known discretionary attribute.
  C. Community is an optional transitive attribute.