In the network as shown in the figure, without making any attribute modifications, which of the following descriptions of R5 preferred routes are correct? (Multiple choice)

The correct answer is A. R5 will prefer the route advertised by R2 because the AS_Path attribute value of this route is shorter. D. The AS_Path of R2 sending the 10.0.1.0/24 route is (200100). See the full explanation below for the reasoning.

IPv4 Routing Technologies

Question

In the network as shown in the figure, without making any attribute modifications, which of the following descriptions of R5 preferred routes are correct? (Multiple choice)

Options

AR5 will prefer the route advertised by R2 because the AS_Path attribute value of this route is shorter.
BR5 will choose to load balance
CThe AS_Path of R4 sending the 10.0.1.0/24 route is (100300400)
DThe AS_Path of R2 sending the 10.0.1.0/24 route is (200100)

How the community answered

(51 responses)

A
76% (39)
B
8% (4)
C
16% (8)

Topics

#BGP AS_Path#route selection#EBGP path comparison#AS_Path length

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