Two routers are both connected to the same Ethernet LAN and configured to use OSPFv2. What combination of settings would prevent the two routers from becoming OSPF neighbors?
A) The interface IP addresses of both routers are on the same subnet.
B) Both routers use the same Process ID.
C) Both routers' interfaces use the same OSPF Dead interval.
D) The routers are both using the same OSPF router ID.

Question

Quizplus · Accepted Answer

D) The use of an identical OSPF router ID (RID) on the two routers prevents them from becoming neighbors.

Two Routers Are Both Connected to the Same Ethernet LAN