Nokia 4A0-104 Exam
4A0-104 Services Architecture (Page 9 )

Updated On: 12-Feb-2026

Which of the following statements best describes the flooding of traffic on a PE when traffic is received on a spoke SDP?

  1. Traffic is flooded to all SAPs in the service.
  2. Traffic is flooded to all SAPs and spoke SDPs in the service.
  3. Traffic is flooded to all SAPs and mesh SDPs in the service.
  4. Traffic is flooded to all SAPs, spoke SDPs, and mesh SDPs in the service
  5. The traffic is not flooded.

Answer(s): D



What does a PE do when a frame is received in a VPLS service with an unknown destination address by default?

  1. Drop the frame.
  2. Flood the frame to all PEs participating in the service.
  3. Send a destination unreachable message back to the originating host.
  4. Store the frame until the destination is known

Answer(s): B



What is the default vc-type for an SDP on the Alcatel-Lucent 7750 SR?

  1. vc-type null
  2. vc-type ether
  3. vc-type vlan
  4. vc-type none

Answer(s): B



Which of the following best completes the sentence: "An Internet Enhanced Service is a_____________ service where the CE communicates with a ________________interface to send and receive traffic.

  1. distributed/virtual
  2. local/sub
  3. routed/Layer 3
  4. distributed/routed
  5. Layer 2/loopback

Answer(s): C



Which of the following statements is TRUE?

  1. An OSPF adjacency can be established on an IES interface.
  2. IES allows provider MP-BGP sessions to be extended to customers.
  3. An IES service must use static routes in order to communicate with customer networks.
  4. An IES interface supports OSPF and IS-IS in passive mode only.

Answer(s): A






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