Which of the following statements best describes BGP route selection?

The correct answer is C. It uses multiple criteria to choose the best routes. BGP (Border Gateway Protocol) uses a multi-step decision process to select the best route among multiple paths. It does not use SPF or simple metrics like hop count. Key BGP selection criteria include: Local preference MED (Multi-Exit Discriminator) IGP metric to next hop

Routing Fundamentals

Question

Options

AIt uses SPF algorithm to calculate the shortest paths.
BIt uses link metrics to calculate the shortest paths.
CIt uses multiple criteria to choose the best routes.
DIt uses the preference value to choose the best routes.

How the community answered

(25 responses)

A
4% (1)
C
84% (21)
D
12% (3)

Explanation

BGP (Border Gateway Protocol) uses a multi-step decision process to select the best route among multiple paths. It does not use SPF or simple metrics like hop count. Key BGP selection criteria include: Local preference MED (Multi-Exit Discriminator) IGP metric to next hop

Topics

#BGP#route selection#path attributes#best path algorithm

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