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Free 4A0-C04 Exam Braindumps
Nokia NRS II Composite Exam: OSPF version Questions 66–70 (page: 15)

Updated On: 9-Feb-2026
Page 15 of 61
PDF with 298 Questions

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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?

  1. Router RA prefers the update received from router RR1.
  2. Router RA prefers the update received from router RR2.
  3. Router RA flags both updates as invalid.
  4. Router RA accepts both updates and flags them as used.

Answer(s): C



Which of the following about Type 10 opaque LSAs is TRUE?

  1. Type 10 opaque LSAs are supported by IS-IS.
  2. Type 10 opaque LSAs are flooded to all areas of the routing domain.
  3. Type 10 opaque LSAs are stored in an LSDB.
  4. Type 10 opaque LSAs are used for traffic engineering support.

Answer(s): D



In an IP datagram, which of the following fields identifies the receiving application?

  1. The protocol field of the transport layer header.
  2. The port field of the transport layer header.
  3. The protocol field of the network layer header.
  4. The port field of the network layer address.

Answer(s): B



What causes an adjacency to change from down to two ways?

  1. When a link state update is received in response to a link state request.
  2. When a router receives a Hello packet that contains its own router ID in the neighbor list from a neighbor.
  3. When a router receives a database description packet from a neighbor.
  4. When a link state acknowledgement is received in response to a link state update.

Answer(s): B



A VPLS receives a frame with the single VLAN tag 35 on the Q-in-Q SAP 1/1/1:35.*. Which of the following describes default Nokia 7750 SR behavior?

  1. The frame is dropped.
  2. The VLAN tag is removed, and the frame is transported over the network.
  3. The VLAN tag is kept, and the frame is transported over the network.
  4. The VLAN tag is kept, a VLAN of 0 is added, and the frame is transported over the network.

Answer(s): B



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