Free 4A0-C04 Exam Braindumps (page: 34)

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What is the result of configuring the following policy statement as a BGP import policy on the Nokia 7750 SR?

  1. All BGP routes are accepted.
  2. All routes matching prefix lists "List-1" and "List-2" are rejected.
  3. BGP routes matching prefix lists "List-1" or "List-2" are rejected.
  4. BGP routes matching prefix lists "List-1" and "List-2" are rejected.

Answer(s): C



The configuration of an Nokia 7750 SR is given below. Router Rl has established BGP sessions with routers R2 and R3. Which of the following is TRUE?

  1. Router R1forms an iBGP session with router R2, and an eBGP session with router R3.
  2. Router R1forms iBGP sessions with routers R2 and R3.
  3. Router R1forms eBGP sessions with routers R2 and R3.
  4. The types of BGP sessions with routers R2 and R3 cannot be determined.

Answer(s): D



Which of the following statements regarding OSPF routing updates on a multi-access network segment is true?

  1. In multi-access networks, a DR and BDR are elected only if there are more than two routers connected to the network segment.
  2. In multi-access networks, a DR and BDR are elected only if the subnet masks on the router interfaces are less than /30
  3. In multi-access networks, a DR and BDR are elected. To ensure resiliency, both the DR and BDR send link-state advertisements describing the network.
  4. In multi-access networks, a DR and BDR are elected. The DR sends link-state advertisements describing the network.

Answer(s): D



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?

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

Answer(s): B






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