What are two characteristics of OSPF areas? (Choose two.)

  • Area 0 is called the backbone area.
  • All OSPF networks require the use of multiple areas.
  • OSPF areas create a three-layer hierarchical design.
  • All OSPF areas must be directly connected to Area 0.
  • Single area OSPF networks must be configured in Area 1.
  • Each OSPF area must be configured with a loopback interface.
Answers Explanation & Hints:

OSPF is designed with a hierarchical architecture using the concept of areas. An area is a collection of connected networks and is identified with the network command. Area 0 is a special area known as the backbone. All other areas must connect to Area 0.

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CCNPv8 ENCOR (Version 8.0) – Chapters 8 – 10: OSPF Exam Answers Full 100%