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4A0-C01 · Question #69

An Alcatel-Lucent 7750 SR receives a route via an IS-IS LSP with internal reach ability, and receives the same route via an OSPF type 5 LSA. If al protocol preferences are default, which route will…

The correct answer is A. The route learned via IS-IS will be installed. See the full explanation below for the reasoning.

Question

An Alcatel-Lucent 7750 SR receives a route via an IS-IS LSP with internal reach ability, and receives the same route via an OSPF type 5 LSA. If al protocol preferences are default, which route will be installed in the route table?

Options

  • AThe route learned via IS-IS will be installed.
  • BThe route learned via the OSPF type 5 LSA will be installed.
  • CBoth routes will be installed, if ECMP is enabled.
  • DBoth routes will be installed, regardless of whether ECMP is enabled.

How the community answered

(58 responses)
  • A
    81% (47)
  • B
    7% (4)
  • C
    2% (1)
  • D
    10% (6)

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