Which OSPF router type is used in mutliarea OSPF to connect each area to the backbone?

Which OSPF router type is used in mutliarea OSPF to connect each area to the backbone?

• DR
• ABR
• BDR
• ASBR

Explanation: There are four OSPF router types:

1. Internal routers, which have all interfaces in a single area
2. Backbone routers, which have all interfaces in Area 0
3. Area Border Routers (ABRs), which have interfaces in multiple areas
4. Autonomous System Boundary Routers (ASBRs), which have an interface in the OSPF network and an interface in an external autonomous system

Exam with this question: Quiz – OSPF CCNPv8 ENARSI