Which action ensures that the company AS does not become a transit AS?

Posted by: Pdfprep Category: 300-320 Tags: , ,

A company is multihomed to different service providers running BGP.

Which action ensures that the company AS does not become a transit AS?
A . Create a prefix list that matches the company prefix(es) and applies to both BGP neighbor
definitions in the outbound direction.
B . Create a distribute list that filters all routes except the default route and applies to a single BGP
neighbor in the outbound direction.
C . Create a route map that matches the provider BGP communities and networks and applies to
both BGP neighbor interfaces in the outbound direction.

D . Create a distribute list that filters all routes except the default route and applies to both BGP
neighbor interfaces in the inbound direction.

Answer: C

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