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Free 4A0-102 Exam Braindumps
4A0-102 Alcatel-Lucent Border Gateway Protocol Questions 71–75 (page: 16)

Updated On: 9-Feb-2026
Page 16 of 32
PDF with 152 Questions

Which of the following statements about an autonomous system is FALSE?

  1. An AS is a set of routers under a single technical administration.
  2. An AS efficiently advertises all IGP known routes to other ASs.
  3. An AS presents a consistent routing policy to other autonomous systems.
  4. An AS has a 2-byte or 4-byte AS number assigned.

Answer(s): B



Which of the following regarding the atomic aggregate attribute is TRUE?

  1. It is an optional transitive attribute.
  2. It is an optional non-transitive attribute.
  3. The atomic aggregate flag is always set if the aggregator attribute is set.
  4. The atomic aggregate flag is always set if the AS Path information is lost due to aggregation.

Answer(s): D



Based on the default settings for the Alcatel-Lucent 7750 SR, when a policy change is made and committed, what action is required by the user for the change to take effect?

  1. Execute a command to re-evaluate all routes in the Local-RIB against the configured export policies.
  2. Execute a command to re-evaluate all routes in the RIB-In against the configured import policies.
  3. Execute a command to reset the BGP session with the affected peer or peers.
  4. No further action is required.

Answer(s): D



Which of the following statements regarding BGP route selection is TRUE?

  1. Lower local preference is preferred over higher local preference.
  2. Higher MED is preferred over lower MED.
  3. Higher origin code is preferred over lower origin code.
  4. Lower BGP router ID is preferred over higher BGP router I

Answer(s): D



Which of the following regarding BGP authentication on the Alcatel-Lucent 7750 SR is FALSE?

  1. Authentication is performed before establishing the BGP session.
  2. Authentication can only be configuredon the group or neighbor level.
  3. By default, MD5 authentication is disabled.
  4. Peer authentication may be optionally requested in an open message.

Answer(s): B



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