QuestionQ81

Routing Policy and Manipulation

Refer to Question Image.

CE1 is the gateway router to the provider network through PE1. A network operator must inject a default route into OSPF area 0. Every device within area 0 must be able to reach PE1. Which configuration accomplishes this objective?

  • A
  • B
  • C
  • D
Explanation

A static route for 0.0.0.0/0 via PE1 gives CE1 a forwarding path to the provider. In a normal OSPF area, default-information originate advertises that installed default route into OSPF, allowing the other Area 0 routers to use CE1 as their path toward PE1.

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