Which two statements describe OSPF route summarization? (Choose two.)

Last Updated on April 27, 2021 by Admin

Which two statements describe OSPF route summarization? (Choose two.)

  • Automatic OSPF route summarization is performed by the ABR.
  • The metric of the summary route is equal to the lowest cost network within the summary address range.
  • The area 51 range 172.0.0.0 255.0.0.0 command identifies area 51 as the area that contains the range of networks to be summarized.
  • OSPF can perform automatic summarization on major classful network boundaries even if no summarization commands are entered from the CLI.
  • Once OSPF route summarization is configured, the summary route will be advertised even if none of the networks in the address range are in the routing table.
    Answers Explanation & Hints:

    When OSPF summary routes are being configured, the metric of the summary route is equal to the lowest cost network within the summary address range. The area 51 range 172.0.0.0 255.0.0.0 command identifies area 51 as the area that contains the range of networks, 172.0.0.0. through 172.255.255.254 to be summarized.

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