4A0-114: Nokia Border Gateway Protocol Fundamentals for ServicesDemo

By Nokia · Question Mode

QuestionQ9

Border Gateway Protocol Fundamentals

Which of the following statements concerning the MED BGP path attribute is FALSE?

  • A The MED BGP path attribute is transitive.
  • B The MED BGP path attribute is optional.
  • C Routes having lower values in their MED BGP path attribute are preferred.
  • D The MED BGP path attribute's value is set by a router at the edge of an AS.
Explanation

The MULTI_EXIT_DISC (MED) attribute is optional and non-transitive. When other applicable path-selection factors are equal, a lower MED is preferred; it is used on inter-AS links to indicate a preferred entry/exit point. RFC 4271, Section 5.1.4

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