Which type of router connects to two different OSPF areas?
A. area border
B. autonomous system boundary
C. backbone
D. internal
Which type of router connects to two different OSPF areas?
Which type of router connects to two different OSPF areas?
A. area border
B. autonomous system boundary
C. backbone
D. internal
Answer A is correct.
Area Border Router (ABR): Has interfaces in multiple areas with at least one interface in area 0. Connects other areas to the backbone and maintains routing information for each connected area.
Source: https://blog.router-switch.com/2012/11/ospf-areas-types-ospf-router-types-ospf-route-types/