Câu 81: H12-891: HCIE-Datacom

In the following figure, OSPF is enabled on all router interfaces. The IP addresses marked in the figure belong to Loopback0 of the routers. The Loopback0 addresses of R1 and R2 are advertised in area 1, the Loopback0 address of R4 is advertised in area 0, and the Loopback0 addresses of R3 and R5 are advertised in area 2. Give this, which of the following IP addresses can ping each other?

1. A. 10.0.4.4 and 10.0.2.2
2. B. 10.0.2.2 and 10.0.3.3
3. C. 10.0.2.2 and 10.0.5.5
4. D. 10.0.3.3 and 10.0.5.5 — đáp án hiện tại