What would accomplish this goal?

Posted by: Pdfprep Category: JN0-360 Tags: , ,

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You work for the regional Internet service provider shown in the exhibit You have a partial BGP table and are receiving a 10 100/16 route from your upstream ISP You have been asked to configure a default route that can be sent to your downstream customer This route should forward customer traffic toward your upstream Tier 11SP as long as the 10.100/16 route is present.

What would accomplish this goal?
A . Create and announce an aggregate default route
B . Create and announce a static default route with a next-hop of discard
C . Create and announce a static default route with a next-hop of reject
D . Create and announce a generated default route
E . Create an advertise-map with exist-map

Answer: E

Explanation:

Reference:

http://www.juniper.fr/techpubs/en_US/junose10.0/information-products/topic-collections/swconfig­bgp-mpls/advertising-a-default-route-only-when-another-route-is-present.html

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